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Can You Grow Sunflower in Texas?

US · USDA Zone 8a · zones 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a, 9b

Grows well here

Sunflowers grow brilliantly here — they love the warm season and produce quickly.

Plant zones

2a–11b

Texas last frost

mid-February

Texas first frost

early December

Days to harvest

60–80 days

When to plant Sunflowers in Texas

Direct sow

Feb 15

Harvest

Apr 16 – May 6

Dates are approximate, based on Texas's average frost dates. Your exact yard may vary by microclimate.

About Sunflower

Sunflowers are fast-growing cheerful and attract pollinators — some varieties produce edible seeds.

Direct sow after last frost in the sunniest spot available. No transplanting needed. Giant varieties need staking. Harvest seed heads when the back turns brown and seeds are firm.

Full sunflower growing guide →

Gardening in Texas

Texas spans more climate zones than any state except California — from Zone 6 in the Texas Panhandle to Zone 9b in the Rio Grande Valley. Most Texans garden in Zone 7-8 with hot long summers.