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Tomato seeds blog | blight, pots, whitefly and labels

Blog10 articles

Tomato seeds guides: blossom-end rot, blight after a wet July, pots and grow-bags, side-shoots, green fruit indoors, and what a GB seed packet must say.

Blossom end rot tomatoes: the black patch and watering
Causes7 min read

Blossom end rot tomatoes: the black patch and watering

You turn a tomato and the end opposite the stalk is a hard black patch. It looks like a disease you bought in the packet. Blossom end rot tomatoes are

October 2026Read article
Cherry or beefsteak tomatoes: match the meal first
Comparison7 min read

Cherry or beefsteak tomatoes: match the meal first

You have a midweek sauce in mind and a cherry packet in the basket, or a lunchbox to fill and a plum you will never eat raw. Cherry or beefsteak tomat

October 2026Read article
GB rules and standards seed packet: what it covers
Rules7 min read

GB rules and standards seed packet: what it covers

You are holding a tomato packet, or an amazon.co.uk page for one, and the words GB rules and standards look like a pass mark. They read as if someone

October 2026Read article
Harden off tomatoes: two weeks before planting out
Special7 min read

Harden off tomatoes: two weeks before planting out

The plants on the windowsill look finished. It is early May, one mild week sits in the forecast, and the bed is dug. Harden off tomatoes before that m

October 2026Read article
Pinch out tomato side shoots: read the habit first
Maintenance7 min read

Pinch out tomato side shoots: read the habit first

You are about to pinch out tomato side shoots on a plant that is already waist-high. On a cordon the nub in the leaf axil is a side-shoot, and it come

October 2026Read article
Ripen green tomatoes: what to do before a cold night
Maintenance7 min read

Ripen green tomatoes: what to do before a cold night

The forecast has dropped, the trusses are still green, and you are trying to decide whether to leave them for one more week. October is a normal momen

October 2026Read article
Save tomato seed: the F1 limit, and the rights page
Rules7 min read

Save tomato seed: the F1 limit, and the rights page

You want to save tomato seed from fruit you liked. Next year's packet is a small cost, and saving your own feels like the obvious economy. For an F1 v

October 2026Read article
Tomato blight: spotting the collapse after a wet July
Diagnosis7 min read

Tomato blight: spotting the collapse after a wet July

A warm July, three wet days, and the outdoor tomatoes that looked fine on Monday are brown by Thursday. That speed is what tomato blight feels like in

October 2026Read article
Tomatoes in pots: pot size, grow-bags and watering
Maintenance7 min read

Tomatoes in pots: pot size, grow-bags and watering

Tomatoes in pots are the plan when the balcony has room for one bag and a couple of containers, and the seed title says patio. One tomato still needs

October 2026Read article
Whitefly on tomatoes: sticky leaves in the greenhouse
Maintenance7 min read

Whitefly on tomatoes: sticky leaves in the greenhouse

You are watering under glass, you brush a leaf, and a small white cloud lifts off the underside. The leaf feels tacky where you held it. That cloud is

October 2026Read article