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How to grow broccoli

Brassica oleracea var. italica · brassicaceae family · annual crop

Broccoli — hero (AI-generated reference image)
AI-generated reference image. Have a photo of this plant? Suggest one below.

Growing basics

Broccoli is a cool-season crop, started from seed in the garden or transplanted.

Seeds germinate once soil reaches about 45°F.

Plants bolt or decline once sustained daytime highs reach 80°F.

Varieties in the library run 57 to 85 days to maturity.

Grows best in full sun.

Frost tolerance varies by variety, from frost-tender to frost-hardy.

Space plants about 18 inches apart.

Sources

5 varieties of broccoli in the library

Green Magic · Premium Crop · Calabrese · Marathon · Waltham 29

Each has a full cited page in the library.

Pests and diseases we cover

Identification and treatment for each, with photos, in the library.

Row & Bed covers 5 broccoli varieties, each with a cited care timeline and fertilization schedule, identification and treatment for the 3 pests that reach them, and planting windows worked out for your ZIP.

Set up your garden

See something that does not match your garden? Write to andy@rowandbed.com.