Spring Cauliflower 'Aalsmeer' is a hardy biennial variety that boasts outstanding winter hardiness and has been awarded an RHS Award of Garden Merit. With well-protected, creamy white heads of good depth and weight, this cauliflower is a must-have for your kitchen garden. 'Aalsmeer' matures gradually throughout April, extending the harvesting period and ensuring a plentiful supply of fresh cauliflower throughout the month. With a height of up to 60cm and a spread of 75cm, it thrives in full sun, making it an excellent addition to any garden.