Brassicas
50-65days to harvest
5-10days to germinate
Z8–11USDA zones
Easydifficulty
HeirloomContainer friendly

Sowing

Direct sow ½ inch deep in early spring or late summer. Can also start indoors 4-6 weeks before transplanting.

Cultivation

Sun
Full sun to partial shade (4-8 hours)
Water
High — consistent moisture needed
Soil
Rich, well-drained soil with high organic matter
Soil pH
6.0-7.5
Spacing
12-18 inches
Height
4 feet
Season
Warm season annual

Appearance & flavour

Colour
Blue-green leaves with purple stems and veins
Size
8-12 inch leaves
Shape
Deeply lobed, oak-like leaves
Flavour
Mild, sweet, and tender with less bitterness than common kale

In the kitchen

Excellent raw in salads, smoothies, sautéing, soups, and chips. Baby leaves perfect for microgreens.

Pests, disease & resistance

Pests
Cabbage worms, aphids, flea beetles
Diseases
Clubroot, black rot, downy mildew
Resistance
Good cold tolerance and moderate disease resistance

Planting calendar by USDA zone

ZoneStart indoorsTransplantDirect sowHarvest
1April – MayJune – JulyJune – JulyJuly – September
2April – MayJune – JulyMay – JulyJuly – September
3March – AprilMay – JuneMay – JuneJune – October
4March – AprilMay – JuneApril – JuneJune – October
5February – MarchApril – MayApril – MayJune – November
6February – MarchApril – MayApril – MayMay – November
7February – MarchApril – MayMarch – MayMay – November
8January – FebruaryMarch – AprilMarch – AprilApril – December
9JanuaryFebruary – MarchFebruary – MarchMarch – 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.

DillAttracts beneficial wasps that parasitize cabbage worms and aphids
NasturtiumsActs as trap crop for aphids and flea beetles, repels cabbage moths
OnionsRepels cabbage root flies, aphids, and flea beetles with strong sulfur compounds
MarigoldsDeters flea beetles and cabbage worms, reduces nematode populations
CarrotsDifferent root depths reduce competition, carrots help break up soil
LettuceProvides ground cover and efficient space usage, similar growing conditions
GarlicNatural pesticide properties repel cabbage loopers and aphids
ChamomileAttracts beneficial insects and may improve kale flavor and growth

Avoid

StrawberriesCompete for nutrients and may stunt brassica growth
Pole BeansCan shade kale excessively and compete for nitrogen
TomatoesMay inhibit kale growth and both attract similar pests like hornworms

Nutrition (per 100 g)

Calories (per 100 g)
35
Protein (g)
2.92
Fat (g)
1.49
Carbohydrate (g)
4.42
Fibre (g)
4.1
Sugars (g)
0.99
Vitamin A (µg)
241
Vitamin C (mg)
93.4
Vitamin E (mg)
0.66
Vitamin K (µg)
390
Vitamin B6 (mg)
0.147
Folate (µg)
62
Calcium (mg)
254
Iron (mg)
1.6
Magnesium (mg)
33
Phosphorus (mg)
55
Potassium (mg)
348
Zinc (mg)
0.39
Selenium (µg)
0.9

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 Red Russian Kale?

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 Red Russian Kale suits these too.

Browse all 79 brassicas