Bright green rounded heads form on medium-sized plants for mid-summer harvest when transplanted in March and April. Heat-resistant plants are slow to bolt and plants prefer sull sun. Plants 24 to 30 inches apart in rows 12 to 14 inches apart. Mulch to control weeds and to keep the soil cool.
Watch for cabbage worms and aphids. Cabbage worms can be picked off. Aphids can be blasted off with a water hose or sprayed with insecticidal soap if .