cauliflower 'Aalsmeer'

Grow in fertile, moist but well drained soil in full sun. Sow indoors between April and May in good quality seed compost and place in a cold frame or unheated greenhouse, keep moist, and transplant when large enough to handle to outdoor position. Or sow direct between April and June into a well cultivated seed bed that has been watered, 1.5cm deep and 60cm apart with 60cm between rows. See vegetable cultivation

No pruning required

May be susceptible to birds, cabbage caterpillars, cabbage gall weevil, cabbage root fly, cabbage whitefly, cutworms, flea beetle, mealy cabbage aphid, slugs and snails, swede midge

May be susceptible to black rot, clubroot, downy mildew, foot and root rot, grey mould, leaf spot, white blister