Plant Database / Vegetables / Collard Greens
Vegetables

Collard Greens

Brassica oleracea (Acephala)
Brassicaceae (Cabbage)

The most forgiving green in the South. Hardy through frost, harvest leaf-by-leaf for months, and it actually tastes sweeter after a cold snap.

EdibleCool-seasonFull sunBeginner-friendlyCut-and-come-again
Collard Greens (Brassica oleracea (Acephala)) illustration — Texas Roots plant database, by Jordan Polasek
Sun
Full sun to part shade
Water
Even moisture
Soil
Rich, well-drained
pH
6.0–7.0
Hardiness
Cool-season; survives hard frost
Height
2–3 ft
Spacing
18–24 in
Days to harvest
50–75; pick leaves anytime

The Gulf Coast winter crop

While the rest of the country shuts down for winter, collards hit their stride. Plant in fall, harvest right through Texas winter. A frost doesn't kill them — it converts starches to sugars, so the leaves get noticeably sweeter after the first cold nights.

Harvest the right way

Don't cut the whole plant. Pick the lower, outer leaves and leave the growing crown — the plant keeps making new leaves from the center for months. One row of collards planted in October can feed a family deep into spring this way.

🔎 How to identify it

  • Large, flat, blue-green paddle-shaped leaves on a thick central stalk
  • Smooth waxy leaf surface (no curl, unlike kale)
  • Grows in a loose rosette, leafing upward as it ages

⚠ Lookalikes & safety

Kale, cabbage, other brassicas

All the same species — none dangerous, all edible. Collards are the flat, smooth, heat-and-cold-tough one.

Edibility

PartsLeaves (and tender stems)
UsesBraised, in soups, sautéed, raw when young
CautionNone.
🌤 Before you plant: check the live 7-day garden weather to time it right for frost and heat.

Part of the free Texas Roots plant database, compiled by Jordan Polasek from his greenhouse in El Campo, Texas. Free to read and share. If it helped, the best thanks is to grow something.