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Quickstar — Brassicas | DarkGrow Seed Bank

Name: Quickstar
Brand: DarkGrow Seed Bank

37days to harvest

7-10 daysdays to germinate

Z6–9USDA zones

Easydifficulty

F1 hybrid

Sowing

Start indoors 6-8 weeks before last frost, or direct sow 2-3 weeks before last spring frost for early crop; succession plant every 2-3 weeks for continuous harvest

Cultivation

Sun: Full sun to partial shade (4-6+ hours)
Water: Regular, consistent moisture; 1-1.5 inches per week
Soil: Well-draining loam, slightly acidic to neutral (pH 6.0-7.5)
Spacing: 18-24 inches
Height: 10-24 inches

Appearance & flavour

Colour: Green
Shape: Compact, uniform heads
Flavour: Mild, sweet, tender flavor with good eating quality and minimal bitterness when harvested early.

In the kitchen

Fresh eating, steaming, roasting, stir-fries, salads, processing

Pests, disease & resistance

Pests: Cabbage worms, cabbage loopers, flea beetles, aphids
Diseases: Clubroot, black rot, powdery mildew

Planting calendar by USDA zone

Zone	Start indoors	Transplant	Direct sow	Harvest
1	April – May	June – July	June – July	July – September
2	April – May	June – July	May – July	June – September
3	March – April	May – June	May – June	June – October
4	March – April	May – June	April – June	June – October
5	February – March	April – May	April – May	May – November
6	February – March	April – May	April – May	May – November
7	February – March	April – May	March – May	April – November
8	January – February	March – April	March – April	April – December
9	January	February – March	February – March	March – December
10	January	February – March	January – March	February – December
11	January	January – February	January – February	January – December
12	January	January – February	January – February	January – December
13	January	January – February	January – February	January – December

Companion planting

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

NasturtiumActs as trap crop for aphids and flea beetles, draws pests away from brassicas

MarigoldRepels cabbage worms, aphids, and other brassica pests with strong scent

DillAttracts beneficial wasps that parasitize cabbage worms and aphids

OnionsStrong sulfur compounds repel cabbage root maggots and aphids

LettuceGrows well in shade of brassicas, maximizes garden space efficiency

SpinachCompatible root systems and similar growing requirements

MintDeters flea beetles and ants that can damage brassica seedlings

ChamomileImproves soil health and may enhance flavor of brassicas

Avoid

TomatoesCompete for nutrients and may stunt brassica growth through root competition

StrawberriesInhibit brassica growth and both plants suffer from shared soil pathogens

MustardSame family plants compete for nutrients and attract identical pests

Nutrition (per 100 g)

Calories (per 100 g): 31
Protein (g): 2.57
Fat (g): 0.34
Carbohydrate (g): 6.27
Fibre (g): 2.4
Vitamin A (µg): 8
Vitamin C (mg): 91.3
Vitamin E (mg): 0.15
Vitamin K (µg): 102
Vitamin B6 (mg): 0.191
Folate (µg): 65
Calcium (mg): 46
Iron (mg): 0.69
Magnesium (mg): 21
Phosphorus (mg): 67
Potassium (mg): 303
Zinc (mg): 0.42
Selenium (µg): 1.6

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Where to buy seed and equipment

Some links are affiliate links. If you buy through them we may earn a commission at no extra cost to you.

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.

Quickstar

Sowing

Cultivation

Appearance & flavour

In the kitchen

Pests, disease & resistance

Planting calendar by USDA zone

Companion planting

Avoid

Nutrition (per 100 g)

Where to buy seed and equipment

Grown Quickstar?

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