Brassicas
60-75days to harvest
7-14days to germinate
Z6–9USDA zones
Easydifficulty
F1 hybridContainer friendly

Sowing

Direct sow 4-6 weeks before last spring frost or 10-12 weeks before first fall frost. Can also start indoors and transplant.

Cultivation

Sun
Full sun to partial shade (4-6+ hours)
Water
1 inch per week, drought tolerant
Soil
Well-drained, fertile soil, tolerates poor soils
Soil pH
6.0-7.5
Spacing
18-24 inches
Height
10-24 inches
Season
Cool season, heat tolerant

Appearance & flavour

Colour
Blue-green with thick, smooth leaves
Size
12-18 inch leaves
Shape
Large, broad, oval leaves with thick stems
Flavour
Mild, sweet flavor, less bitter than many brassicas

In the kitchen

Braising, steaming, sautéing, soups, traditional Southern dishes, wraps

Pests, disease & resistance

Pests
Cabbage worms, aphids, flea beetles, harlequin bugs
Diseases
Black rot, clubroot, downy mildew
Resistance
Good heat and cold tolerance, slow to bolt

Planting calendar by USDA zone

ZoneStart indoorsTransplantDirect sowHarvest
1April – MayJune – JulyJune – JulyAugust – September
2April – MayJune – JulyMay – JulyJuly – September
3March – AprilMay – JuneMay – JuneJuly – October
4March – AprilMay – JuneApril – JuneJuly – October
5February – MarchApril – MayApril – MayJune – November
6February – MarchApril – MayApril – MayJune – November
7February – MarchApril – MayMarch – MayMay – November
8January – FebruaryMarch – AprilMarch – AprilMay – December
9JanuaryFebruary – MarchFebruary – MarchApril – December
10JanuaryFebruary – MarchJanuary – MarchMarch – December
11JanuaryJanuary – FebruaryJanuary – FebruaryFebruary – December
12JanuaryJanuary – FebruaryJanuary – FebruaryFebruary – December
13JanuaryJanuary – FebruaryJanuary – FebruaryFebruary – December

Companion planting

8 beneficial pairings indexed for this variety, 3 to avoid.

NasturtiumsTrap crop for aphids and flea beetles, repels cucumber beetles
MarigoldsRepel cabbage worms, aphids, and other brassica pests
DillAttracts beneficial insects like parasitic wasps that control cabbage worms
OnionsRepel cabbage maggots, aphids, and other soil-dwelling pests
GarlicNatural fungicide properties, repels aphids and cabbage loopers
CarrotsImprove soil structure, attract beneficial insects, compatible root depths
LettuceEfficient space usage as ground cover, similar nutrient requirements
ThymeRepels cabbage worms and flea beetles through aromatic compounds

Avoid

TomatoesCompete for nutrients and may stunt collard growth through root competition
StrawberriesBoth are heavy feeders competing for similar nutrients, especially nitrogen
Pole BeansMay shade collards excessively and compete for growing space

Nutrition (per 100 g)

Calories (per 100 g)
32
Protein (g)
3.02
Fat (g)
0.61
Carbohydrate (g)
5.42
Fibre (g)
4
Sugars (g)
0.46
Vitamin A (µg)
251
Vitamin C (mg)
35.3
Vitamin E (mg)
2.26
Vitamin K (µg)
437
Vitamin B6 (mg)
0.165
Folate (µg)
129
Calcium (mg)
232
Iron (mg)
0.47
Magnesium (mg)
27
Phosphorus (mg)
25
Potassium (mg)
213
Zinc (mg)
0.21
Selenium (µg)
1.3

Where to buy seed and equipment

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Growing it? There is a full cultivation guide at the brassicas growing guide.

Cultivar facts compiled from public horticultural references including USDA GRIN and NC State Extension. Descriptions are original to this catalogue.

DarkGrow forum

Grown Champion Collards?

Post a crop report — day counts, reservoir readings, what worked. Variety-specific logs are the most useful thing on the forum.

Similar varieties

Other brassicas with a comparable time to harvest, so a season that suits Champion Collards suits these too.

Browse all 79 brassicas