Collard Greens

Brassica oleracea (Acephala Group)

Southern staple green that tolerates heat better than most brassicas. Improves with frost.

Quick Facts

Sun:☀️ Full Sun, ⛅ Partial Shade

Water:💧💧 Moderate

USDA Zones:Zones 6–11

Space:🌱 Small Bed, 🏡 Large Garden

Soil:Loam, Clay, Silty

Best Season(s):Spring, Fall, Winter

Experience Level:🌱 Beginner

Native Range:Eastern Mediterranean & Asia Minor

Bloom Color:Small yellow flowers if bolted (grown for leaves)

Bloom Cycle:Second-year bloom if overwintered

Days to Harvest:60–80 days

Harvest Pattern:Continuous / cut-and-come-again

Harvest lower leaves as needed. Plants can grow for years in mild climates.

💧 Hydroponic Notes

Works well in DWC or NFT. Harvest outer leaves continuously. Flavor improves slightly in cooler conditions.

Non-toxic to cats and dogs in normal amounts.

Informational only — always check with a veterinarian if you suspect your pet has eaten something it shouldn't have.

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