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How to Grow Erfurt Cauliflower

Erfurt Cauliflower

Brassica oleracea var. botrytis 'Erfurt'

vegetable

Erfurt is a classic heirloom cauliflower variety known for its compact growth habit and early maturity. It produces medium-sized, dense white heads with excellent flavor and is well-suited to both home gardens and commercial cultivation. This German-origin variety is reliable, productive, and relatively forgiving for beginners.

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Example Erfurt Cauliflower timeline · Pittsburgh, PA (Zone 6b)

  1. Plant Erfurt Cauliflower

    Around Apr 17

    Near Pittsburgh's average last spring frost.

  2. Tend & protect

    Late spring–summer

    Watering, feeding, and pest-watch reminders.

  3. Harvest Erfurt Cauliflower

    Around Jun 6

    ≈ 50 days after planting

Sample dates for Pittsburgh, PA. Sign up to get exact Erfurt Cauliflower dates for your own zip code.

Growing Conditions

☀️
Sun: Full sun, 6-8 hours daily; afternoon shade beneficial in hot climates
💧
Water: Consistent moisture; water deeply 1-2 inches per week. Keep soil evenly moist but not waterlogged. Drought stress causes premature heading and poor head quality.
📏
Spacing: 18-24 inches between plants; rows 24-30 inches apart inches
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Days to maturity: 50-70 days from transplant (55-100 days from seed)
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Planting depth: 0.5 inches for seeds; transplants set at soil line with true leaves just above soil

Soil

Type: Well-draining, fertile loamy soil rich in organic matter
pH: 6.0-7.5
Amendments:
Compost aged manure balanced fertilizer (10-10-10) calcium (lime if pH is low)

Growing Zones

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Thrives in zones 3-9; prefers cooler seasons (spring and fall crops)

3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a

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Growth Stages

1

Seedling

3-4 weeks

Tiny green leaves emerge; first true leaves appear as small, textured brassica foliage. Plant is fragile and pale green.

Keep soil consistently moist. Maintain 65-75°F for optimal germination. Provide grow lights 2-3 inches above seedlings. Thin to strongest seedlings.

2

Transplant Readiness

2-3 weeks

Plant develops 4-6 true leaves, becomes stocky and dark green. Ready for hardening off and transplanting to garden.

Begin hardening off by exposing to outdoor conditions 7-10 days before transplanting. Keep moist but not soggy to prevent damping off.

3

Vegetative Growth

3-4 weeks

Plant establishes strong root system and develops large, blue-green leaves. Compact, bushy growth characteristic of Erfurt variety. No head formation yet.

Water deeply 1-2 inches weekly. Apply balanced fertilizer or side-dress with compost every 2-3 weeks. Mulch to retain moisture and regulate temperature. Remove yellowed leaves.

4

Curd Development & Heading

2-3 weeks

Curds begin forming at center of plant; tight, white head emerges and rapidly enlarges. Leaves wrap protectively around the developing head.

Continue consistent watering; critical stage for head quality. Increase nitrogen-rich fertilizer if available. Monitor for pests. Blanch head if desired by tying outer leaves over curds to keep white.

5

Harvest Ready

Peak harvest window: 7-10 days

Head reaches 4-6 inches diameter (Erfurt typical size), is dense and white, with tight florets. Head stops enlarging and becomes ready to cut.

Check heads daily as maturity approaches. Harvest when heads are firm, before florets begin to spread or separate. Cut main head with 2-3 inches of stem. Side shoots may develop for secondary harvests.

Companion Planting

Plan your garden →

Plant with:

Basil beets carrots celery chamomile dill garlic onions potatoes sage thyme borage

Avoid planting near:

Cabbage broccoli kale kohlrabi other brassicas (overcrowding and disease) fennel anise strawberries

Common Pests

  • Row covers on young plants; Bt (Bacillus thuringiensis) spray; hand-pick; companion plant with basil and sage

  • Bt spray; neem oil; encourage natural predators; row covers

  • Row covers; kaolin clay spray; neem oil; reflective mulches; trap crops

  • Hand-pick; row covers; companion planting; remove crop debris

  • Strong water spray; neem oil; insecticidal soap; encourage ladybugs and lacewings

  • Improve drainage; rotate crops 4+ years; lime acidic soil; choose resistant varieties if available

  • Remove infected leaves; improve air circulation; avoid overhead watering; fungicide if severe

Uses

🍳

Fresh cooking and roasting

Culinary

Erfurt cauliflower has sweet, mild, creamy flavor excellent for steaming, roasting, or adding to stir-fries. Its compact size makes it ideal for whole-head roasting. [source]

🍳

Pickling and preservation

Culinary

The dense, firm curds hold up well to pickling and fermentation, making Erfurt a traditional choice for European-style pickled cauliflower. [source]

💊

Nutritional and anti-inflammatory benefits

Medicinal

Cauliflower is rich in vitamin C, vitamin K, folate, and sulforaphane, a compound with potential anti-cancer and anti-inflammatory properties. [source]

🏠

Long storage and winter use

Household

Erfurt's compact heads store well in cool conditions, making it suitable for fall harvest and winter storage or processing. [source]

🦋

Pollinator and beneficial insect habitat

Wildlife

Allowing some plants to bolt and flower supports native bees and beneficial insects. Cauliflower flowers are attractive to pollinators. [source]

This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.

Harvest Tips

Harvest when heads reach 4-6 inches in diameter and are firm and dense, typically 50-70 days after transplanting. Cut the main head with a sharp knife, leaving 2-3 inches of stem and surrounding leaves on the plant. Erfurt often produces secondary side shoots after main head removal—continue harvesting these smaller heads for extended season. Harvest in early morning for best flavor and texture. Heads can be stored in cool (32-50°F), humid conditions for 2-3 weeks.

Fun Facts

  • 🌱 Erfurt is one of the oldest cauliflower varieties, originating in Erfurt, Germany in the 18th century, and remains a favorite among heirloom gardeners for its reliability and flavor.
  • 🌱 Unlike broccoli, cauliflower curds are actually unopened flower buds and immature flower clusters (called meristem tissue), and the entire structure is edible.
  • 🌱 Erfurt was developed to be compact and early-maturing specifically for home gardens, making it one of the best choices for beginning cauliflower growers.

Gardening Terms

New to gardening? Learn about terms used in this guide:

Compost Damping Off Full Sun Germination Hardening Off Heirloom Mulch Transplant True Leaves
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