How cold can cauliflower plants tolerate?

White cauliflower should be blanched, while green, orange and purple cultivars need sun to develop their colors. Cauliflower is a cool season veggie from the Brassicaceae family, which includes broccoli, and, in fact, cauliflower is often referred to as heading broccoli. Bringing cauliflower to fruition means knowing when is the best time to plant and when to harvest cauliflower.

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