Read our guide on how to successfully grow cabbages, cauliflowers, Brussels sprouts and kale from seed. A wide range of common leafy vegetables, such as cabbage, Brussels sprouts, broccoli ...

which can cause bolting (when a plant prematurely goes to seed instead of flowering).' Kale is very much like other leafy vegetables like basil, which needs to be harvested so it keeps growing.

Daydreaming of summer harvests? If you're looking for nutritious, frost-hardy plants to fill your garden through winter, ...