Why Cucumber Seeds or Seedlings Fail in the UK

Cucumber seeds and seedlings growing in pots in a UK garden

Why cucumber seeds and seedlings fail for a handful of predictable reasons, and nearly all of them come down to one thing: cold. Cucumbers are tropical, and they will not germinate in compost below about 20C, so the single most common cause of failure is sowing too early into compost that is simply too cold. … Read more