How to Grow Katarina Cabbage
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Katarina Cabbage
Brassica oleracea var. capitata
vegetableKatarina is a red cabbage variety known for its deep purple-red color, firm heads, and excellent storage capability. This cool-season brassica produces compact, solid heads weighing 3-5 pounds and offers superior flavor and nutritional density compared to green varieties.
When should you plant Katarina Cabbage in your zone?
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Example Katarina Cabbage timeline · Pittsburgh, PA (Zone 6b)
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Plant Katarina Cabbage
Around Apr 17Near Pittsburgh's average last spring frost.
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Tend & protect
Late spring–summerWatering, feeding, and pest-watch reminders.
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Harvest Katarina Cabbage
Around Jul 1≈ 75 days after planting
Sample dates for Pittsburgh, PA. Sign up to get exact Katarina Cabbage dates for your own zip code.
Growing Conditions
Soil
Growing Zones
Find your zone →Thrives in zones 2-9; prefers cooler climates for best head quality and color development
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Seedling
4-6 weeksSmall plants with 4-6 true leaves; pale green coloring with slight reddish tints developing on newer foliage
Keep soil consistently moist. Maintain temperature around 60-70°F. Provide 12-14 hours of light daily. Thin seedlings to prevent overcrowding. Begin hardening off 7-10 days before transplanting.
Transplant Establishment
1-2 weeksYoung plants 6-8 inches tall with 8-10 leaves; transitioning to outdoor conditions with deeper purple coloration visible
Transplant after last frost when plants have 4-6 true leaves. Water thoroughly after planting. Provide shade cloth in hot regions for first week. Check for cutworms and apply collars if needed.
Vegetative Growth
3-4 weeksVigorous leaf expansion with purple-red foliage becoming more pronounced; no head formation yet, 12-18 inches tall
Water deeply and consistently—critical stage for head size potential. Apply balanced fertilizer every 3-4 weeks. Mulch to suppress weeds and maintain soil moisture. Scout for cabbage worms and loopers. Side-dress with nitrogen-rich fertilizer at 4-6 weeks.
Head Formation
4-6 weeksLeaves begin curling inward and compacting; visible head structure emerges with tight, dense formation; deep red-purple color fully developed
Reduce nitrogen fertilizer to prevent excessive leaf growth at expense of head density. Maintain consistent watering—erratic moisture causes splitting. Continue pest monitoring. Ensure adequate calcium to prevent tip burn on outer leaves.
Maturity & Harvest
2-4 weeks ready-to-harvest windowSolid, firm heads with tight leaf closure; heads feel heavy and dense when squeezed; deep purple-red coloring throughout
Heads are ready when they reach 4-6 inches diameter and feel firm when gently pressed. Can be left in field for cold-storage sweetening in cool climates. Harvest before hard freezes to prevent cracking. Cut at soil level with sharp knife.
Companion Planting
Plan your garden →Plant with:
Avoid planting near:
Common Pests
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Use floating row covers before butterflies appear. Hand-pick caterpillars. Apply Bacillus thuringiensis (Bt) spray every 7-10 days. Encourage parasitic wasps.
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Bt spray is highly effective. Hand-pick larger larvae. Maintain good air circulation. Remove nearby weeds that harbor moths.
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Use row covers on young plants. Dust with food-grade diatomaceous earth. Spray neem oil in early morning or evening. Trap with yellow sticky cards.
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Create barriers around transplants (paper collars). Water in morning to reduce slug activity. Encourage ground beetles and parasitic wasps. Apply Bt for soil-dwelling species.
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Practice 4-year crop rotation. Improve soil drainage and raise pH to 7.0+. Use resistant varieties if available. Remove infected plants immediately and destroy.
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Use disease-free seed and transplants. Avoid overhead watering. Remove infected leaves immediately. Sterilize tools between plants. Practice 3-year rotation.
Uses
Raw salads and slaws
CulinaryKatarina's firm texture and mild, slightly sweet flavor make it ideal for colorful slaws, salads, and fresh preparations that showcase its vibrant red color. [source]
Fermentation and pickling
CulinaryThe dense head structure and natural sugars make Katarina excellent for sauerkraut, kimchi, and pickled cabbage preparations with superior texture retention. [source]
Antioxidant and anti-inflammatory benefits
MedicinalRed cabbage contains high levels of anthocyanins and glucosinolates with documented anti-inflammatory and potential cancer-preventive properties. [source]
Natural pH indicator
HouseholdRed cabbage juice contains anthocyanin pigments that change color in acidic and basic solutions, making it useful for simple chemistry experiments and natural dyes. [source]
Cooked vegetable dish
CulinaryKatarina cabbage can be braised, steamed, or roasted; cooking often enhances its naturally sweet flavor and softens the firm texture while retaining nutritional value. [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 Katarina cabbage when heads feel firm and solid when gently squeezed, typically 75-95 days after transplanting. Cut heads at soil level with a sharp knife in early morning. Heads can weigh 3-5 pounds at maturity. For storage, leave outer leaves intact and store at 32-40°F with 95% humidity; properly stored heads keep 4-6 months. In cool climates, cabbages can be left in the ground through light frosts, which actually improves sweetness by converting starches to sugars.
Fun Facts
- 🌱 Red cabbage gets its vibrant purple-red color from anthocyanins, the same pigments found in blueberries and red wine, which are among the most powerful antioxidants in the plant world.
- 🌱 Katarina cabbage heads can be stored for up to 6 months in cool, humid conditions (32-40°F, 95% humidity), making it an excellent crop for long-term food security and winter storage gardens.
- 🌱 The variety name 'Katarina' has German origins, reflecting the strong European cabbage-growing tradition; Germany produces some of the world's finest red cabbages and has perfected storage cabbage breeding.
Gardening Terms
New to gardening? Learn about terms used in this guide:
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