Best grown in organically rich, consistently moist, well-composted, well-drained loams in full sun. Broccoli is typically grown in the cool temperatures of spring and/or fall. Plants generally grow poorly when daytime temperatures consistently exceed 80 degrees F.It is best to grow broccoli for a late spring harvest and then replant in late summer for a fall harvest. For spring planting, sow seed indoors 6-8 weeks before the last spring frost date. Brassica oleracea (Italica Group), commonly called broccoli, is a cool weather vegetable that is grown for harvest of large, tight, terminal heads of green flower buds at the ends of thick edible stems.
