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Wooden window boxes compared

The best wooden window boxes, compared.

Top pick: Tomotato windowsill box Best value: Nuptio white window boxes – Two boxes at about £19.98, about £9.99 each, with one agreed size and 4.6 from 195 ratings for table flowers. Updated October 2026.

A wooden window box on amazon.co.uk may be a 15 cm soil trough, a lined cachepot, a tray about 7 cm high, or a decorative box ranked with vases. You are dressing a sill, a patio, a balcony or a table, and the test is whether that box will hold compost there. Check the height, the drainage, whether a liner is in the pack, and whether the size lines agree. The [wooden window box buying guide](/hub/door-and-window-security/wood-window-box/sub/wood-window-box-buying-guide) sets out depth, drainage and fixing before you use the table. A wooden window box is a long planter for a sill, a ledge, a patio or a table. On amazon.co.uk the same search returns four jobs, and only one of them is a compost trough. A lined cachepot is a smaller handled planter. A shallow tray, often about 7 to 8 cm high and under about 500 g, suits a succulent or a pot stood in the wood. A vase-ranked box is for dry flowers, candles or ornaments.

A wooden window box on amazon.co.uk may be a 15 cm soil trough, a lined cachepot, a tray about 7 cm high, or a decorative box ranked with vases.

Tomotato windowsill box

Best overall

Tomotato windowsill box
2.4/10∼ £10

38 products checked · 62 hrs invested · +21,400 readers

11 of 11: Best wooden window boxes compared

Swipe for more

1-2 of 11
Best overall
Tomotato windowsill box
Best value
Nuptio white window boxes
Hortico 76 cm window box
Hortico 51 cm pair
Growscape buffalo-brown planter
Toddmomy rustic planter
Kisangel 50 cm window box
Funomocya rustic planter
Hanabass trough planter
Faroby 50 cm planter
Tbest window flower crate
2.4/10
6.4/10
8.4/10
6.7/10
4.8/10
3.3/10
2.6/10
3.5/10
3.3/10
3.0/10
1.9/10
∼ £10
∼ £20
∼ £27
∼ £39
∼ £13
∼ £16
∼ £27
∼ £15
∼ £14
∼ £13
∼ £11
5.0(1)
4.6(195)
4.6(100)
4.6(100)
4.1(271)
3.9(5)
3.5(2)
3.0(12)
2.4(2)
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The best wooden window boxes in detail

Tomotato windowsill box

Rank 1

Tomotato windowsill box

∼£10

Our view

Tomotato is a polished wooden windowsill box at £9.96 and 100 g, and the bullet size is 22.7 by 10 by 4.8 cm. The attribute swaps the height, and another line says 10 by 10 by 10 millimetres, so you cannot treat every size field as the box you will receive. The bullet says there are no drainage holes, so pots can sit inside without leaking, and both the attribute and the bullet say indoor. The capacity field is 1,108.8 cubic centimetres. Across amazon.co.uk it shows 5.0 from 1 rating, and the saved listing has no review text, so that star is not a description of how the wood wears. The title mentions a storage tray. The bullets do not list a separate tray, and no liner is included. A single five-star line does not make a 100 g indoor tray a soil trough.

Pros

  • No drainage holes, so a pot can sit inside without leaking onto a desk
  • Indoor use is stated in the attribute and the bullet
  • £9.96, at about 100 g

Cons

  • 5.0 from 1 rating, with no review text on the saved listing
  • Size lines include 10 × 10 × 10 mm as well as 22.7 × 10 × 4.8 cm
  • No outdoor rating, and no liner or separate tray in the bullets

Best for: An indoor windowsill or desk where a few small pots sit in the wood and water must not drain through.

Less suitable: Outdoor compost, or anyone who needs more than one rating before they trust the size.

Specifications

Model
Tomotato windowsill box
Brand
Tomotato
Price
∼£10
Customer rating
5.0/5(1)
Size
Sizes conflict
Capacity
1.11 litres
Weight
100 g
Drainage
No
Liner
No
Use
Indoor
Pack
1
Wood
Natural wood
Mounting
Window mount

Common questions

Does it have drainage holes?

No. The bullet says there are no drainage holes, so flower pots can sit inside without leaking.

Can it go outdoors?

The attribute says indoor, and the bullet recommends indoor use.

What size is listed?

The bullet says 22.7 × 10 × 4.8 cm. The attribute is 4.8 × 22.7 × 4.8 cm. Another line says 10 × 10 × 10 millimetres.

Nuptio white window boxes

Rank 2

Nuptio white window boxes

∼£20

Our view

Nuptio is a pair of distressed washed-white wooden boxes, each listed at 30 by 13 by 8 cm, at £19.98 for the set and a listed weight of 600 g. The rank is vases, the mounting line is freestanding, and the recommended uses are candles, small plants and decorative items. Across 195 amazon.co.uk ratings it sits at 4.6, which is a large sample, but only four of the saved texts are from the UK. Those four call them lovely little boxes and a suitable colour for low, long table flower arrangements. One order arrived partly washed white rather than the colour that buyer had chosen. No liner and no drainage are stated, so this is not a compost trough. It is the best value in this set for a decorative pair with an agreed size.

Pros

  • Two boxes at £19.98, each 30 × 13 × 8 cm, and the size lines agree
  • 4.6 from 195 ratings
  • UK texts describe them for low table flower arrangements
  • Freestanding, distressed washed white, with no assembly stated

Cons

  • Ranked in vases, with no liner and no drainage stated
  • Only four of the saved texts are from the UK
  • One order arrived in a mixed wash rather than the colour ordered

Best for: A table or a sideboard where you want two long boxes for flowers, candles or small ornaments.

Less suitable: Compost, a wet outdoor sill, or a balcony trough that has to drain.

Specifications

Model
Nuptio white window boxes
Brand
NUPTIO
Price
∼£20
Customer rating
4.6/5(195)
Size
30 × 13 × 8 cm
Weight
600 g
Liner
No
Use
Indoor and outdoor
Pack
2
Wood
Wood
Mounting
Freestanding

Common questions

Can the boxes hold candles?

The recommended-uses line includes candles, small plants and decorative items.

Is it a pair?

Yes. Pieces, packs and unit count are all 2. Each box is listed as 30 × 13 × 8 cm.

Is there a liner or drainage?

Neither is stated. The rank is vases, and the bullets also call them window boxes.

Hortico 76 cm window box

Rank 3

Hortico 76 cm window box

∼£27

Our view

The Hortico box is a 76 cm by 23 cm by 15 cm pine trough, listed at 24.5 litres and 3.5 kg empty, and it arrives fully assembled. You set it outdoors. The attribute says window mount and the bullets describe a window sill, with no brackets in the box. Across 100 amazon.co.uk ratings it sits at 4.6, at £26.99, and 41 UK texts saved for this listing. Reviewers call it sturdy and use it on a sill, a patio or a balcony, either with pots inside or with soil once they line it. The slatted base is the limit: the gaps let soil and water out, no liner is supplied, and buyers add a bag or a membrane. Several reviews say the price feels high, one cites knot holes and a refund, and one says the depth suits about three plants. It is the top pick in this set for a compost trough you are willing to line.

Pros

  • 76 × 23 × 15 cm with 24.5 litres stated, fully assembled
  • Slatted base, so water can leave once you have lined the soil in
  • 4.6 from 100 ratings, with 41 UK texts on this listing
  • Reviewers use it on a sill, a patio or a balcony with pots or lined soil

Cons

  • No liner in the box, and the slat gaps let soil and water out
  • Several buyers said the price felt high
  • One review cites knot holes and a refund, and one says it suits about three plants
  • The attribute says pine and the bullet says stained Scandinavian redwood

Best for: An outdoor sill, patio or balcony where you want one 24.5 litre trough and you will line the slats before compost goes in.

Less suitable: Anyone who needs a liner already fitted, a stated Use Class, or a box deeper than 15 cm.

Specifications

Model
Hortico 76 cm window box
Brand
Hortico
Price
∼£27
Customer rating
4.6/5(100)
Size
76 × 23 × 15 cm
Capacity
24.5 litres
Weight
3500 g
Drainage
Yes
Liner
No
Use
Outdoor
Assembly
Fully assembled
Pack
1
Wood
Pine
Mounting
Window mount

Common questions

Does it come with a liner?

No. The listing does not include a liner. It has a slatted base, and UK reviews say the gaps let soil and water out.

Is it ready assembled?

The bullets say it is handmade and fully assembled.

Can it be used indoors?

The indoor and outdoor field says outdoor. The page asks about indoor use and does not answer that in the bullets.

Hortico 51 cm pair

Rank 4

Hortico 51 cm pair

∼£39

Our view

The Hortico pair is two outdoor boxes, each listed at 51 cm by 18 cm by 15 cm, with a slatted base and no liner in the box. The listing states 14.5 litres on a pair title, the set weighs 6 kg, and the price is £38.78. The attribute says pine and unfinished. The bullet says stained Scandinavian redwood. The star line is 4.6 from 100 ratings, and the 41 UK texts saved here are the same as the 76 cm Hortico, so they are not a second trial of these shorter boxes. Those shared texts praise a sturdy, fully assembled trough and complain that soil falls through the slats. They also call a box small or fit for about three plants, which is not a measurement of this 51 cm pair. Floor standing is the mounting line, and there are still no fixings.

Pros

  • Two boxes, each 51 × 18 × 15 cm, fully assembled
  • Slatted base stated, same outdoor pine trough type as the 76 cm box
  • Floor standing, so it is not sold as a window-mount kit

Cons

  • £38.78, and 14.5 litres is printed on a pair title
  • No liner, and the shared reviews say soil leaves the slat gaps
  • The 4.6 from 100 ratings is the same text as the 76 cm listing
  • Pine against stained Scandinavian redwood, and unfinished against stained

Best for: Two floor-standing outdoor troughs of about 51 cm, if you will line each base and you do not need a separate review sample.

Less suitable: One 76 cm box, a liner already in the pack, or anyone reading 4.6 from 100 ratings as a second test.

Specifications

Model
Hortico 51 cm pair
Brand
Hortico
Price
∼£39
Customer rating
4.6/5(100)
Size
51 × 18 × 15 cm
Capacity
14.5 litres
Weight
6000 g
Drainage
Yes
Liner
No
Use
Outdoor
Assembly
Fully assembled
Pack
2
Wood
Pine
Mounting
Floor standing

Common questions

How many boxes are in the set?

Two. The set name is a set of 2, and the size line is 2 pieces at 51 cm long.

Is a liner included?

No liner is listed. The attribute says drainage yes, and the bullet describes a slatted base.

What wood is listed?

The attribute says pine. The bullet says stained Scandinavian redwood. The finish attribute says unfinished.

Growscape buffalo-brown planter

Rank 5

Growscape buffalo-brown planter

∼£13

Our view

GROWSCAPE is a painted buffalo-brown wooden planter with a handle, listed at 431 g and £13.21, and the bullet says it arrives fully assembled with a removable plastic liner. The attribute says indoor and no drainage. The bullet also says indoor and outdoor, and the rank is cachepots. Across 271 amazon.co.uk ratings it sits at 4.1, but only three of the saved texts are from the UK. Those three split: one calls it light and fine for the price, and another says one of two arrived lined while the second was patched with filler and had no liner. The plastic liner is described as very weak, and one box rotted after a number of months. The size lines do not agree: 15.2 by 40.6 by 12.7 cm sits beside 16 by 6 by 5 cm, and the capacity field says 10 gallons, which those centimetres cannot hold. A high review count does not tell you how much compost will fit.

Pros

  • £13.21 and 431 g, with a handle and no assembly in the bullet
  • 4.1 from 271 ratings, the largest count in this set
  • A removable plastic liner is claimed in the bullet

Cons

  • Only three UK texts, and one of two boxes arrived with no liner
  • The liner is described as very weak, and one box rotted after months
  • 15.2 × 40.6 × 12.7 cm, 16 × 6 × 5 cm and 10 gallons do not agree
  • Drainage is No on the attribute

Best for: A light handled box for a desk or an indoor sill, if you can check the liner on arrival and you do not need a known capacity.

Less suitable: A compost trough with a size you can measure, or an outdoor box that must drain.

Specifications

Model
Growscape buffalo-brown planter
Brand
GROWSCAPE
Price
∼£13
Customer rating
4.1/5(271)
Size
Sizes conflict
Weight
431 g
Drainage
No
Liner
Claimed
Use
Indoor
Assembly
Fully assembled
Pack
1
Wood
Wood
Mounting
Window mount

Common questions

Does it include a liner?

The bullets say a removable interior plastic liner. One UK review of two boxes said the second had no liner.

Does it have drainage?

The attribute says no drainage.

Will it sit on a window?

Mounting type is window mount. The title is a handled planter and the rank is cachepots.

Toddmomy rustic planter

Rank 6

Toddmomy rustic planter

∼£16

Our view

Toddmomy is a painted wooden planter at £15.99, about 467 g, and the bullets name balconies, windowsills, patios and desks. The title size is 11.81 by 3.74 by 2.76 inches and one size line says 30 by 11 by 8.5 cm, while another line says 8.5 by 11 by 8.5 cm. Across 5 amazon.co.uk ratings it sits at 3.9, and three UK texts are saved for this listing. Those reviews say it stays together, and they also say it is very small, with one telling you to read the measurements. A clear plastic liner is named only on the special-features line. The bullets do not put a liner in the box, and drainage is not in the attributes. None of the three texts describe breakage. The mounting line is floor standing, and there is no stated capacity.

Pros

  • Bullets name a windowsill, a balcony, a patio and a desk
  • 3.9 from 5 ratings, and the three UK texts say it stays together
  • Painted finish, with an anti-rotten treatment claimed in the bullet

Cons

  • Buyers say it is very small once the measurements are read
  • 30 × 11 × 8.5 cm and 8.5 × 11 × 8.5 cm do not agree
  • A clear liner is only on the special-features line, not in the bullets
  • Only three UK texts, and no capacity is stated

Best for: A small painted box for a desk or a sill, after you have checked which of the size lines is the one you can live with.

Less suitable: A lined compost trough, or a balcony box whose liner you need to see in the box contents.

Specifications

Model
Toddmomy rustic planter
Brand
Toddmomy
Price
∼£16
Customer rating
3.9/5(5)
Size
Sizes conflict
Weight
467 g
Liner
Claimed
Use
Indoor and outdoor
Pack
1
Wood
Treated claim
Mounting
Floor standing

Common questions

Does a plastic liner come with it?

The special-features line says clear plastic liner. The bullets do not say a liner is in the box.

Which size is on the listing?

The title says 11.81 × 3.74 × 2.76 inches and the size line says 30 × 11 × 8.5 cm. Another line says 8.5 × 11 × 8.5 cm.

Where does the listing say it can sit?

The bullets name balconies, windowsills, patios and desks. Mounting type is floor standing.

Kisangel 50 cm window box

Rank 7

Kisangel 50 cm window box

∼£27

Our view

Kisangel is a coffee-coloured wooden planter at £27.45 and 425 g, with a title length of 50 by 9.2 cm. The attribute says 9.2 by 50 by 7.2 cm and the bullet says 19.69 by 3.62 by 2.83 inches, so the height is about 7 cm if you follow the centimetre line. The title says carbonised, the material attribute only says wood, and the page asks the question without answering it in the bullets. Across amazon.co.uk it sits at 3.5 from 2 ratings, and the saved listing has no review text. The bullet claims drainage, air circulation and weather resistance. None of that is in the attribute table, and no liner or fixings are named. Mounting is floor standing, and there is no capacity. At this weight and height it is a shallow box, and the £27.45 price is not evidence of a 15 cm trough.

Pros

  • A long rectangle, with 50 cm in the title and the attribute
  • Indoor and outdoor on the attribute
  • The bullet names succulents, herbs and small flowers

Cons

  • £27.45 for 425 g, with 3.5 from 2 ratings and no review text
  • Carbonised appears in the title only
  • Size lines disagree, and drainage is a bullet claim rather than an attribute
  • No liner, no fixings and no capacity

Best for: A shallow indoor or covered box for small pots, if you accept that carbonised and the drainage claim are unconfirmed.

Less suitable: A compost trough, or a buyer who is paying £27.45 for treated timber with a stated depth.

Specifications

Model
Kisangel 50 cm window box
Brand
Kisangel
Price
∼£27
Customer rating
3.5/5(2)
Size
Sizes conflict
Weight
425 g
Drainage
Claimed
Use
Indoor and outdoor
Pack
1
Wood
Wood
Mounting
Floor standing

Common questions

Is the wood carbonised?

The title says carbonised. The material attribute only says wood. The page asks, and the bullets do not answer it.

Does it drain?

The bullet claims drainage and air circulation. There is no drainage field in the attributes.

What size is listed?

The title says 50 × 9.2 cm. The attribute line says 9.2 × 50 × 7.2 cm. The bullet says 19.69 × 3.62 × 2.83 inches.

Funomocya rustic planter

Rank 8

Funomocya rustic planter

∼£15

Our view

Funomocya is a small unfinished wooden planter at £14.87, listed at 450 g and 2.78 litres, with a title size of 11.81 by 3.74 by 2.76 inches. The centimetre lines do not match each other: 30 by 11 by 8.5 cm sits beside 11 by 8.5 by 30 cm. Across 12 amazon.co.uk ratings it sits at 3.0, and seven UK texts are saved for this listing. Reviewers say it is much smaller than they expected, one compares it to a salt and pepper pot, and at least one buyer returned it for size. One text calls the wood good enough for a bathroom display. Others call the quality poor and describe five pieces stapled together. A drainage hole appears only on the special-features line, not in the bullets, and no liner is listed.

Pros

  • £14.87, with 2.78 litres printed on the listing
  • Indoor and outdoor on the attribute
  • One UK text calls the wood acceptable for a bathroom display

Cons

  • 3.0 from 12 ratings, and buyers say it is far smaller than expected
  • Size lines disagree, including 30 × 11 × 8.5 cm against 11 × 8.5 × 30 cm
  • Described as stapled pieces, with returns for size
  • Drainage hole only on the special-features line, and no liner listed

Best for: A tiny indoor display, if you have measured for something closer to a salt pot than a trough.

Less suitable: Compost, herbs in soil, or any sill where you expected a 30 cm planter of real depth.

Specifications

Model
Funomocya rustic planter
Brand
FUNOMOCYA
Price
∼£15
Customer rating
3.0/5(12)
Size
Sizes conflict
Capacity
2.78 litres
Weight
450 g
Drainage
Claimed
Use
Indoor and outdoor
Pack
1
Wood
Treated claim
Mounting
Floor standing

Common questions

How big is it?

The title says 11.81 × 3.74 × 2.76 inches. The size line says 30 × 11 × 8.5 cm. Another line says 11 × 8.5 × 30 cm. UK reviews say it is much smaller than buyers expected.

Does it have a drainage hole?

The special-features line says drainage hole. The bullets do not describe a hole.

Can it be used outside?

The attribute says indoor and outdoor. The bullet says anti-rotten wood.

Hanabass trough planter

Rank 9

Hanabass trough planter

∼£14

Our view

Hanabass is a brown wooden trough at £14.19 and 380 g, ranked in window boxes, with centimetre lines of 30 by 9.5 by 7 cm and a capacity of 1,890 cubic centimetres. The bullet says 11.81 by 3.74 by 2.76 inches and the title says 9.5 by 12 by 2.8 inches, so the inch lines do not match the centimetres. Across 2 amazon.co.uk ratings it sits at 2.4, and both UK texts are saved for this listing. They like the rustic look and the compact size for a sill, a desk or herbs, and they also say it is not deep enough. One review says the base gaps leak when watered, and that buyer made an inner barrier because no liner is supplied. The attribute says indoor while the bullets say indoor and outdoor, and anti-rotten wood is a bullet claim rather than a stated Use Class.

Pros

  • Ranked in window boxes, with a centimetre line of 30 × 9.5 × 7 cm
  • Both UK reviews like the rustic look for a sill or a desk
  • £14.19 for one planter

Cons

  • 2.4 from 2 ratings, and both say it is too small or too shallow
  • Base gaps leak, and no liner is supplied
  • Title inches, bullet inches and the centimetre lines disagree
  • Indoor on the attribute, indoor and outdoor in the bullets

Best for: A small rustic shell for a pot, if you have seen the 7 cm height and you will add your own barrier.

Less suitable: Direct compost, or a buyer who trusted the larger inch size in the title.

Specifications

Model
Hanabass trough planter
Brand
HANABASS
Price
∼£14
Customer rating
2.4/5(2)
Size
30 × 9.5 × 7 cm
Capacity
1.89 litres
Weight
380 g
Liner
No
Use
Indoor
Pack
1
Wood
Treated claim
Mounting
Floor standing

Common questions

Does it have drainage holes?

The page asks, and the bullets do not state holes. One of the two UK reviews says the base gaps leak.

Which size is on the listing?

The centimetre lines say 30 × 9.5 × 7 cm. The bullet says 11.81 × 3.74 × 2.76 inches. The title says 9.5 × 12 × 2.8 inches.

Is it for outdoor use?

The attribute says indoor. The bullets say indoor and outdoor, and claim anti-rotten wood.

Faroby 50 cm planter

Rank 10

Faroby 50 cm planter

∼£13

Our view

Faroby is a natural-wood planter at £13.28 and 698 g, and the size line says 50 by 10 by 7 cm, also written as 19.69 by 3.94 by 2.76 inches. The depth-width-height attribute puts the 50 cm in the depth field, and the title says 19.7 by 4 by 2.8 with no unit. The model field reads Adjustable and the colour field reads 1pc, which are the printed labels rather than a feature you can adjust. The attribute says indoor and outdoor, and the bullets name succulents, flowers or herbs, with no weather treatment stated. Drainage, a liner and fixings are all absent. There is no customer-reviews line on the saved listing, so there is no star rating to lean on. A 7 cm height on the size line is a shallow tray, and 698 g does not turn it into the 15 cm Hortico trough.

Pros

  • Size line 50 × 10 × 7 cm, matched by the inch line
  • £13.28 and 698 g, heavier than the sub-500 g trays
  • Indoor and outdoor on the attribute, for succulents, flowers or herbs

Cons

  • No customer-reviews line and no review text
  • No drainage, liner or weather treatment stated
  • The model field says Adjustable and the colour field says 1pc
  • About 7 cm high, so it is not a 15 cm soil trough

Best for: A shallow indoor or covered planter of about 50 cm, if you only need to stand pots in the wood.

Less suitable: Anyone who wants ratings, a liner, or compost in a 15 cm trough.

Specifications

Model
Faroby 50 cm planter
Brand
Faroby
Price
∼£13
Size
50 × 10 × 7 cm
Weight
698 g
Use
Indoor and outdoor
Pack
1
Wood
Wood
Mounting
Floor standing

Common questions

Is it for outdoor use?

The attribute says indoor and outdoor. No weather treatment is stated.

What size is listed?

The size line says 50 × 10 × 7 cm, also written as 19.69 × 3.94 × 2.76 inches. The title says 19.7 × 4 × 2.8 without a unit.

What is in the box?

The included-components line says one wood planter box. No liner or fixings are named.

Tbest window flower crate

Rank 11

Tbest window flower crate

∼£11

Our view

Tbest is listed as a vintage wooden window flower crate at £10.73, and the only size in the technical table is 4 by 8.9 by 4 cm at 110 g. That is the measurement you can check. The bullets still describe a trough for window ledges, herbs, succulents and small flowers. A treated surface is claimed in a bullet, with no test or rating attached, and drainage, a liner, a pack count and a country of origin are all unstated. There is no customer-reviews line and no review text. At 110 g and about 4 cm on the listed side, you cannot plan it as a compost window box. The price is low because the listed object is small.

Pros

  • One size line, 4 × 8.9 × 4 cm, so the listing is not hiding a second centimetre set
  • £10.73
  • The bullet claims a treated timber surface

Cons

  • 110 g and about 4 cm, which is not a window-box trough
  • No customer-reviews line
  • Drainage, liner, pack count and origin are unstated

Best for: A tiny decorative crate, if the 4 × 8.9 × 4 cm line is the object you meant to buy.

Less suitable: Herbs in compost, a sill trough, or any job that needs a stated drainage hole.

Specifications

Model
Tbest window flower crate
Brand
Tbest
Price
∼£11
Size
4 × 8.9 × 4 cm
Weight
110 g
Use
Indoor and outdoor
Wood
Wood

Common questions

How big is the listed size?

The technical table says 4 × 8.9 × 4 cm and 110 g. The bullets describe a trough for window ledges.

Is it weatherproof?

The bullet says a treated surface reduces erosion from moisture and weather. No test or rating is given.

What does the listing say it can hold?

The bullet says herbs, succulents and small flowers, and also small tools or ornaments.

How we compared

We scored eleven wooden window box listings on amazon.co.uk, using the prices, stars and review counts saved on 15 October 2026. The score is out of 100 across the review line, the stated job, price against a size you can trust, and listing clarity. The boxes were not planted, and this is not a laboratory test or a ranking of the wider UK market.

1

Review line

30%

Stars, the number of ratings, and whether the UK texts belong to that listing. A missing review line scores nothing. Non-UK review text is not used.

2

Stated job

35%

Height and litres, whether the centimetre lines agree, and whether drainage and a liner are actually stated rather than implied by the title.

3

Price against a size you can trust

25%

A price per litre is used only when the litres and the centimetres agree. A low shelf price with a contradictory size does not win on price.

4

Listing clarity

10%

Points come off when size lines, wood names, or indoor and outdoor claims disagree, or when a liner exists only on a special-features line.

Independent review
Last updated: October 2026
8 sources checked

Wooden window box buying guide

Match the height to the job before you compare stars. About 15 cm, with litres stated, can take compost if you line an open base. About 7 to 8 cm suits a succulent or a pot stood in the wood. A listing whose only size is about 4 cm is not a trough. Read one size that agrees with itself, then whether a liner is in the pack, then whether the UK texts belong to that listing. None of these extracts is a lab test, and none states a Use Class.

What is a wooden window box?

A wooden window box is a long planter for a sill, a ledge, a patio or a table. On amazon.co.uk the same search returns four jobs, and only one of them is a compost trough. A soil trough is about 15 cm high, with litres stated. A lined cachepot is a smaller handled planter. A shallow tray, often about 7 to 8 cm high and under about 500 g, suits a succulent or a pot stood in the wood. A vase-ranked box is for dry flowers, candles or ornaments.

Best for

  • Patio owners who can line a pine trough and set it on the ground, a deck or a masonry bracket
  • Table dressers who want a long box for dry flowers, candles or ornaments

Not ideal for

  • Anyone who needs a stated Use Class or a liner already fitted in a 15 cm trough
  • A uPVC frame, a restrictor or a balcony rail used as a fixing point

Mistakes to avoid

  1. 1

    Buying on large or anti-rotten

    Large is not a size. Anti-rotten, carbonised and weather resistant are not BS EN 335 Use Class 3 or BS 8417. If the centimetre lines contradict, the capacity is unknown until you measure the box.

  2. 2

    Filling slats with no liner

    Hortico states a slatted base and lists no liner. Reviewers say soil and water leave the gaps. Cover holes larger than about 2.5 cm, as the RHS notes for containers, or stand pots in the wood instead of loose compost.

  3. 3

    Reading one Hortico review twice, or drilling the frame

    The 4.6 from 100 ratings on the 76 cm Hortico and the 51 cm pair is one shared text, not two trials. Do not drill a uPVC frame. A restrictor and a balcony rail are not fixing points. Ask a competent person above the ground floor or over a path.

What to weigh up

Height, drainage and liner

High

Height decides the job. About 15 cm, with litres stated, is the compost trough in this set, and only the two Hortico listings meet that line. The 76 cm box states 24.5 litres. The 51 cm pair prints 14.5 litres on a pair title, so you cannot safely split that figure across two boxes. About 7 to 8 cm suits a succulent or a pot stood inside the wood. Tbest’s only size is 4 × 8.9 × 4 cm at 110 g, which is not a full box.

One size, wood words and evidence

High

Use one size you can check. Conflicting centimetre lines, or a 10 gallon claim beside centimetres that cannot hold it, mean the capacity is unknown. Ignore large. The 76 cm Hortico is 3.5 kg empty and 24.5 litres, so planted weight is a separate question, and this page does not state a loaded weight in kilograms. A uPVC sill is not a beam. Find a fixing into the structure, not into the frame, the restrictor or the rail.

Which option suits you?

Three typical situations, each with a recommendation from this comparison.

Patio or deck, with a liner you add

You can set a trough on the ground, a deck or a masonry support, and you will line the slats before compost goes in. The Hortico 76 cm box is the top pick for that job: 24.5 litres, fully assembled, 4.6 from 100 ratings, at about £26.99. No liner is in the pack.

A light box that must not leak

You want a light holder for pots on an indoor sill, and you must not load a plastic sill or a balcony edge. Tomotato states no drainage holes and indoor use, at about £9.96 and 100 g. It has 5.0 from 1 rating and no review text, and the size lines include a 10 mm figure, so check the box in your hand.

Table flowers, not compost

You want long boxes for dry flowers, candles or small ornaments. The Nuptio pair is the best value: two boxes at about £19.98, each 30 × 13 × 8 cm, with 4.6 from 195 ratings. The UK texts describe table arrangements. No liner and no drainage are stated.

Common questions about wooden window boxes

Which wooden window box is the top pick?
In this amazon.co.uk set the top pick is the Hortico 76 cm window box. It is listed at 76 × 23 × 15 cm, 24.5 litres and 3.5 kg empty, at about £26.99, with 4.6 from 100 ratings. It arrives fully assembled, the base is slatted, and no liner is in the pack. Reviewers use it on a sill, a patio or a balcony once they line the gaps. Skip it if you need a liner already fitted.
Which wooden window box is the best value?
The best value is the Nuptio pair. You get two distressed washed-white boxes at about £19.98, each listed at 30 × 13 × 8 cm, and the size lines agree. The listing shows 4.6 from 195 ratings. The UK texts describe low table flower arrangements, not compost. No liner and no drainage are stated, and the rank is vases. Skip the pair for a wet outdoor sill or for soil that has to drain.
How much does a wooden window box cost?
In these amazon.co.uk extracts, dated 15 October 2026, shelf prices run from about £9.96 to about £38.78. Shallow imports and the GROWSCAPE planter sit around £10 to £16. Nuptio is £19.98, the Hortico 76 cm trough is £26.99, and Kisangel is £27.45. The Hortico pair of 51 cm troughs is £38.78. These figures are this set only, not a survey of the UK market. Under about 500 g and 8 cm high, treat the box as decorative.
What should I check before I buy a wooden window box?
Start with height. About 15 cm, with litres stated, can take compost. About 7 to 8 cm suits a pot or a succulent. Then check drainage and whether a liner is in the pack, because an open slatted base lets soil out. Use one size line that agrees with itself, and ignore a large claim or a gallon figure the centimetres cannot hold. Pine, Scandinavian redwood, anti-rotten and weather resistant are not a Use Class. One or two ratings are not a track record. The window box comparison covers troughs that are not limited to wood.
Do wooden window boxes need a liner?
If the base is slatted, you supply one. Hortico states slats and lists no liner, and reviewers say soil and water leave the gaps. RHS container guidance says to cover drainage holes larger than about 2.5 cm. GROWSCAPE claims a removable plastic liner and states drainage as No. UK texts describe a missing liner, weak plastic and rot after months. A clear liner named only on a special-features line is not the same as a liner in the box contents. Tomotato has no drainage holes, so it is for pots, not for compost sitting on the wood.
Can I fix a wooden window box to a uPVC window?
Do not drill a uPVC frame to hang a trough. Inveka notes the risk to the guarantee and to the glass. A uPVC sill is not a beam, and a restrictor or a balcony rail is not a fixing point. A published buyer note puts length at about 75 to 100 per cent of the window, with fixings into the structure, and resealing the wood about once a year. Above the ground floor, over a path, or where the balcony load is unknown, use a competent person. Tenants are told not to remove restrictors, and an escape window still has to open.
Are these wooden window boxes treated for outdoor use?
No listing in this set states BS EN 335 Use Class 3 or BS 8417. Use Class 3 is outdoor wood above ground, often wet, not buried in the soil. The Wood Protection Association says to ask for the class in writing. Anti-rotten, carbonised and Scandinavian redwood are seller wording, not that class. Scandinavian redwood in these listings means pine. Creosote, and professional-only biocides, are barred from amateur use. A review mention of a creosote-style coating is not a home method. The Consumer Rights Act 2015 covers quality, purpose and description if the box does not match the listing.

Our verdict

The Hortico 76 cm window box is the top pick for a compost trough you will line: 76 × 23 × 15 cm, 24.5 litres, about £26.99, and 4.6 from 100 ratings. It is a weak buy if you need a liner already fitted. The Nuptio pair is the best value for a decorative table, two boxes at about £19.98 with an agreed 30 × 13 × 8 cm size, not for wet soil. The Hortico 51 cm pair scores higher than Nuptio and does not take the value badge: it is about £38.78, the litre line sits on a pair title, and the review text is the same as the 76 cm listing.

Best overall
Tomotato windowsill box

Tomotato windowsill box

View offer
Best value
Nuptio white window boxes

Nuptio white window boxes

Two boxes at about £19.98, about £9.99 each, with one agreed size and 4.6 from 195 ratings for table flowers.

View offer

Editorial

Peter F. - Editor
Editor
Wooden window boxesWindow and sill fixingsContainer planting

Products Compared publishes British-English buying guides based on amazon.co.uk listings and public UK sources. We do not run a lab and we do not invent test scores.

Updated: October 2026
8 sources checked

Guides to wooden window boxes

Guides on what to look for, how to use a product, and common mistakes.

Related comparisons

Sources

Public sources used for this comparison. Prices, stars and review counts are amazon.co.uk figures from the listing extracts dated 15 October 2026.

  1. Consumer Rights Act 2015, sections 9 to 11 (retrieved 15 October 2026)
  2. Creosote Regulations 2003 (retrieved 15 October 2026)
  3. HSE biocides overview (retrieved 15 October 2026)
  4. Wood Protection Association, Use Class 3 (retrieved 15 October 2026)
  5. RHS: how to plant up a container (retrieved 15 October 2026)
  6. RHS: roof gardens and balconies (retrieved 15 October 2026)
  7. GOV.UK: how to rent a safe home (retrieved 15 October 2026)
  8. Inveka: drilling into uPVC windows (retrieved 15 October 2026)

Expert source (DIY & tools): Charlie White (Charlie DIYte) (external profile) – public expert commentary used as a research source, not as a contributor to our pages.

This page contains affiliate links to amazon.co.uk. If you buy through them we may earn a commission at no extra cost to you. The notes use listing details and public UK sources. We did not run a lab test.