May can be one of the most difficult months for us veg growers, with the beginning still able to produce hard frosts, and the end of the month sometimes giving us temperatures in the 20s; it’s certainly a month of two halves! Many a gardener has been caught out this month thinking that it’s warm enough to plant out tender crops early, only to go and check on them the next day to see that they’ve turned to mush. If in doubt, leave it a week or two; in fact, I don’t plant tender crops out in the garden until the last week in May at the earliest, and even then I have cloches and fleece ready to cover plants.
That said, there are plants that are happy