PlantsVegetables & Roots

Collards

Collards (Brassica oleracea)
javier martin · Public domain
Collards in flower
In flower · (c) Gianni Del Bufalo bygdb, some rights reserved (CC BY) · CC BY

Brassica oleracea

Zone 6a garden plant. Hardy through a Chicago winter unless the note says to pot it.

Big heat-and-cold greens

EasyVegetables & RootsEdible
Light
Full sun
Moisture
Medium
Mature size
2–3 ft
Spacing
18–24 in
Bloom or harvest
Leaves Jul–Nov
How it spreads
Annual
What to buy
Transplant.
When to plant
Set out in April or July.

In the design

More heat-tolerant than spinach, and still standing at frost.

If you eat it

Leaves

Wash. Cook or eat young leaves raw.

Only eat what you planted and can name. This is not a foraging or medical guide.

Plants that share this spot

More in this group

Reference details
Conservatism value
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Wetland indicator
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