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Brassica · Easy

How to Grow Dwarf Blue Curled Kale

Brassica oleracea var. acephala 'Dwarf Blue Curled'

Dwarf Blue Curled Kale is a hardy brassica prized for its deep blue-green leaves and compact growth habit. Gardeners grow this easy-care variety to add vibrant color and nutritional value to salads or cooked dishes throughout the cool growing season.

☀SunFull sun to partial shade (4-6+ hours)
💧Water1 inch per week, consistent moisture
📅Harvest55-75 days
🗺Zones6–9
📏Height10-24 inches
Dwarf Blue Curled Kale📷 Wikipedia: Brassica oleracea

Starting Dwarf Blue Curled Kale: indoors or direct sow?

🌾 Sow directly in the garden — Dwarf Blue Curled Kale is not usually started indoors.

Sow seeds directly in the garden rather than starting indoors, placing them out 2 to 6 weeks before the last frost date.

Find your last frost date by ZIP code →

Soil, care & harvest

Prepare loose, fertile soil with a pH between 6.0 and 7.5. Sow seeds directly outdoors 2 to 6 weeks before your last spring frost date, as this cool-season crop tolerates light chilling. Press seeds into the soil surface or cover them lightly at a depth of about 1/4 inch. Germination typically occurs within 5 to 10 days under these conditions.

Space plants 8 to 12 inches apart to ensure good air circulation and healthy head formation. While this variety does not require trellising, keep the soil consistently moist with about one inch of water per week. Apply a layer of mulch around the base to retain moisture and suppress weeds, feeding lightly if growth slows.

Monitor for cabbage worms, aphids, flea beetles, and loopers; use row covers or hand-pick pests early. Prevent clubroot, black rot, and downy mildew by ensuring good drainage and avoiding overhead watering. Harvest outer leaves as needed starting at 55 to 75 days after sowing when heads are firm.

When to Plant Dwarf Blue Curled Kale

Planting windows vary by USDA hardiness zone. Look up yours by ZIP code.

ZoneStart IndoorsDirect SowHarvest
Zone 1 April – May June – July August – September
Zone 2 April – May May – July July – September
Zone 3 March – April May – June July – October
Zone 4 March – April April – June June – October
Zone 5 February – March April – May June – November
Zone 6 February – March April – May June – November
Zone 7 February – March March – May May – November
Zone 8 January – February March – April May – December
Zone 9 January February – March April – December
Zone 10 January January – March March – December
Zone 11 January January – February February – December
Zone 12 January January – February February – December
Zone 13 January January – February February – December

Companion Plants for Dwarf Blue Curled Kale

✓ Good companions

Carrots

Deep taproot breaks up soil for shallow kale roots, different nutrient needs

Chamomile

Improves flavor of brassicas and attracts beneficial insects

Dill

Attracts beneficial wasps that parasitize cabbage worms and aphids

Garlic

Natural fungicide properties, repels cabbage loopers and root maggots

Lettuce

Makes efficient use of space as ground cover, doesn't compete for nutrients

Marigolds

Repels cabbage moths, aphids, and other brassica pests with strong scent

Nasturtiums

Acts as trap crop for aphids and cabbage worms, repels cucumber beetles

Onions

Repels cabbage root maggots, aphids, and flea beetles with sulfur compounds

✗ Keep away from

Pole Beans

Can shade dwarf kale and compete for nitrogen despite bean's fixing ability

Strawberries

Kale can inhibit strawberry growth and both attract similar pests

Tomatoes

Compete for similar nutrients and may stunt kale growth

Nutrition Facts

Per 100g serving (USDA FoodData Central)

35.0kcal
2.92gProtein
4.10gFiber
93.40mgVitamin C
1.60mgIron
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