Rich, deep soil, firm with plenty of well rotted compost, composted manure, or balanced organic fertilizer dug in prior to planting.
Mix composted manure or another high-nitrogen compost into the soil before planting. When heads begin to form, feed with a liquid plant food.
Oregano and Crimson Clover. Also, alfalfa.
Single Plants: 1′ 11″ (60cm) each way (minimum)
Rows: 1′ 11″ (60cm) with 1′ 11″ (60cm) row gap (minimum)
Sow and Plant
Sow fall broccoli indoors in summer, and set out when the plants are 3 weeks old.
Use a sharp knife to harvest the primary head when the beads are plump and well-filled. Many varieties produce numerous smaller side shoots after the primary head is cut.
Cabbageworms are small green larvae of the cabbage white butterfly. You can use row covers to keep them from eating plants.