Sow seeds 1.25cm (1/2in) deep and rows should be spaced 15cm (6in) apart. Once the seeds have germinated, thin the seedlings to 7.5cm (3in) between each plant. Cabbage and broccoli seedlings are ...

They need to be planted at least 1 foot away from one another, and each row should have 2 to 3 feet of space. If you have ...