How to Grow Carmine King
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Carmine King
Capsicum annuum
vegetableCarmine King is a hybrid bell pepper variety known for its vibrant deep red color and sweet flavor when fully mature. This compact, productive plant produces medium-sized peppers that ripen from green to a striking carmine-red, making it attractive for both home and market gardens. The peppers have thick walls and excellent flavor, ideal for fresh eating, cooking, and storage.
When should you plant Carmine King in your zone?
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Example Carmine King timeline · Pittsburgh, PA (Zone 6b)
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Plant Carmine King
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 Carmine King
Around Jun 16≈ 60 days after planting
Sample dates for Pittsburgh, PA. Sign up to get exact Carmine King dates for your own zip code.
Growing Conditions
Soil
Growing Zones
Find your zone →Thrives in zones 5-10; can be grown as annual in cooler zones with season extension
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Seedling
2-3 weeksTiny seedlings with 2 cotyledons emerge and develop first true leaves. Plants are delicate with thin stems.
Provide bright light (14-16 hours), maintain 75-80°F soil temperature, water gently to keep soil moist, use grow lights 2-3 inches above seedlings
Vegetative
4-6 weeksPlant develops multiple sets of true leaves and establishes a bushy growth habit. Stem thickens and branching increases.
Gradually harden off seedlings before transplanting, maintain 70-75°F daytime temps, transplant into larger pots when 4-6 inches tall, pinch growing tips to encourage bushiness
Pre-flowering
1-2 weeks before transplantingPlant reaches transplant size (6-8 inches tall), develops compact bushy form with dense foliage. First flower buds may appear.
Acclimate to outdoor conditions over 7-10 days, harden off in sun gradually, wait until nighttime temps are consistently above 60°F before planting outdoors, incorporate compost into garden bed
Flowering & Fruiting
30-60 days from transplant until first mature fruitSmall white or pale purple flowers appear at branch axils, followed by tiny green peppers. Fruit gradually enlarges and develops. Peppers transition from green to carmine-red over time.
Maintain consistent watering and mulch around base, side-dress with balanced fertilizer (10-10-10) every 3-4 weeks, provide support with stakes/cages for heavy fruit, thin clusters to 1-2 peppers per branch for larger fruit
Harvest & Peak Production
Until first frost or end of seasonPeppers reach full carmine-red color, develop glossy appearance, and sweet flavor peaks. Plant may produce continuous fruit throughout warm season.
Harvest at full red color for maximum sweetness and vitamin C content, cut peppers with small knife to avoid damage, continue fertilizing and watering to encourage more flowering, remove yellowing leaves to improve air circulation
Companion Planting
Plan your garden →Plant with:
Avoid planting near:
Common Pests
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Spray with neem oil or horticultural oil every 5-7 days; increase humidity by misting; introduce predatory mites; remove heavily infested leaves
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Spray with strong water stream, apply insecticidal soap or neem oil, introduce ladybugs, use reflective mulch to deter
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Remove infested fruit immediately, monitor plants weekly, apply spinosad if needed, use pheromone traps
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Use yellow sticky traps, spray with insecticidal soap, apply neem oil, encourage beneficial insects
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Avoid overhead watering, remove affected leaves, improve air circulation, use copper fungicide, plant resistant varieties when available
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Remove infected fruit and leaves, improve air circulation and drainage, avoid wetting foliage, apply fungicide if severe
Uses
Fresh eating and cooking
CulinaryCarmine King peppers have thick walls and sweet flavor, making them ideal for fresh eating, salads, stir-fries, roasting, and grilling. The mature red color indicates peak sweetness and can be sliced raw or cooked in various dishes. [source]
Preservation and storage
CulinaryRed peppers can be roasted, frozen, pickled, or dried for long-term storage. Roasted red peppers can be jarred in oil and kept for several months, making them valuable for preserving the harvest. [source]
Nutritional and immune benefits
MedicinalRed bell peppers are exceptionally rich in vitamin C (about 150% of daily value per pepper), antioxidants, and capsanthin, which supports immune function, eye health, and reduces inflammation. [source]
Ornamental and decorative
HouseholdCarmine King's compact growth habit and vibrant red peppers make it attractive for container gardens, ornamental kitchen gardens, and decorative potted displays on patios or decks. [source]
Pollinator attraction
WildlifeThe flowers of pepper plants attract bees, butterflies, and other pollinators that are essential for fruit set. Growing Carmine King helps support local pollinator populations. [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 peppers when fully red for peak sweetness, flavor, and vitamin C content (typically 60-90 days after transplant). Use a small knife or pruners to cut peppers from the stem rather than pulling. Green peppers can be harvested and used, but waiting for full red color is ideal for this variety. Pick regularly to encourage continuous production. Peppers can be stored in the refrigerator for 1-2 weeks or processed for longer storage.
Fun Facts
- 🌱 Carmine King peppers change color as they mature because they develop increasing levels of carotenoids and other pigments; the green color comes from chlorophyll, which breaks down as the fruit ripens to red.
- 🌱 Peppers are technically berries botanically speaking, and the seeds develop inside the hollow fruit cavity with the fruiting wall forming the characteristic thick, meaty structure.
- 🌱 Red peppers are actually green peppers that have been left on the plant to fully ripen; the longer maturation process develops more sugars and vitamin C, making them sweeter and more nutritious than their green counterparts.
Gardening Terms
New to gardening? Learn about terms used in this guide:
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