Cabbage loppers are common pests of brassicas but will also be a problem if you companion plant strawberries with your cabbages or Brussels sprouts. Corn earworm, also called tomato fruit worm ...

Try planting geraniums, dill, rosemary, and alliums as companion plants to your brassicas to encourage hoverflies and ladybirds that will eat the aphids. Caterpillars are brassica pests that can ...

Space the plants according to the instructions on the seed packet. It can vary from 30cm for small cabbages to 75cm for Brussels sprouts. Brassicas are affected by a wide range of pests and ...