How to Grow Red Stripe Pepper

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Red Stripe Pepper

Capsicum annuum 'Red Stripe'

vegetable

Red Stripe is an ornamental and edible pepper variety featuring vibrant red and yellow striped fruits on compact, bushy plants. The peppers are small to medium-sized, typically 2-3 inches long, with a sweet, fruity flavor perfect for fresh eating and cooking. This variety is prized both for its striking appearance and its reliable production.

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Example Red Stripe Pepper timeline · Pittsburgh, PA (Zone 6b)

  1. Plant Red Stripe Pepper

    Around Apr 17

    Near Pittsburgh's average last spring frost.

  2. Tend & protect

    Late spring–summer

    Watering, feeding, and pest-watch reminders.

  3. Harvest Red Stripe Pepper

    Around Jun 26

    ≈ 70 days after planting

Sample dates for Pittsburgh, PA. Sign up to get exact Red Stripe Pepper dates for your own zip code.

Growing Conditions

☀️
Sun: Full sun, 8+ hours daily (minimum 6 hours)
💧
Water: Consistent moisture, 1-2 inches per week; water deeply at soil level to avoid disease; reduce watering slightly once flowering begins to concentrate flavors
📏
Spacing: 18 inches
📅
Days to maturity: 70-90 days from transplant to first ripe fruit
🌱
Planting depth: 0.25 inches for seeds; transplant depth same as nursery pot

Soil

Type: Well-draining, fertile loamy soil
pH: 6.0-6.8
Amendments:
Compost or aged manure Perlite for drainage Balanced fertilizer (10-10-10 or similar)

Growing Zones

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Thrives in zones 5-10 as a summer annual; grow in containers in cooler zones or overwinter indoors

3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a 9b 10a 10b 11a 11b

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Growth Stages

1

Seed Germination

7-14 days

Seeds sprout and develop first true leaves; seedlings are delicate with minimal foliage

Keep soil moist but not waterlogged; maintain 70-80°F soil temperature; use grow lights 14-16 hours daily if indoors; thin seedlings to prevent crowding

2

Seedling & Vegetative Growth

4-6 weeks

Plant develops multiple sets of true leaves and a stronger stem; roots establish; plant remains compact

Gradually acclimate seedlings to outdoor light if growing indoors; maintain consistent moisture; fertilize weekly with diluted balanced fertilizer; transplant to larger pots when roots show at drainage holes

3

Pre-Flowering & Hardening Off

2-3 weeks

Plant becomes bushier with more branching; flower buds begin to form; plant readies for outdoor planting

Harden off by gradually exposing to outdoor conditions over 7-10 days; wait until nighttime temps are consistently above 50°F before planting outside; maintain soil moisture

4

Flowering & Fruit Set

3-4 weeks

Small white flowers appear at branch tips; flowers are followed by tiny green peppers that develop striped coloration

Maintain consistent watering without overwatering; apply mulch to retain moisture and regulate soil temperature; support branches if heavily laden with fruit; hand-pollinate flowers if necessary (gently shake plants at midday)

5

Fruit Maturation & Harvest

3-6 weeks per fruit; ongoing throughout season

Peppers enlarge and develop their signature red and yellow stripes; mature peppers are firm and glossy with full color

Continue consistent watering; fertilize every 2 weeks with balanced or slightly phosphorus-rich fertilizer to support fruiting; harvest peppers at full color or pick green and allow to ripen indoors; remove any diseased leaves

Companion Planting

Plan your garden →

Plant with:

Avoid planting near:

Fennel Kohlrabi Brassicas (cabbage, broccoli, cauliflower) Dill

Common Pests

  • Spray with water to dislodge; apply insecticidal soap or neem oil every 7-10 days; introduce ladybugs or lacewings; avoid excess nitrogen fertilizer

  • Increase humidity by misting; spray with water forcefully; apply neem oil or miticide; maintain healthy plant vigor with proper watering

  • Use yellow sticky traps to monitor and control; spray undersides of leaves with insecticidal soap or neem oil; remove heavily infested leaves

  • Remove and destroy infested fruit; apply spinosad or pyrethrin sprays; practice crop rotation; remove plant debris in fall

  • Ensure good air circulation; spray with sulfur or potassium bicarbonate; avoid overhead watering; remove infected leaves; apply neem oil preventatively in humid conditions

  • Remove infected leaves immediately; avoid overhead watering; provide good spacing for air flow; apply copper fungicide as preventative; practice crop rotation

Uses

🍳

Fresh Eating & Salads

Culinary

Red Stripe peppers are sweet and mild with excellent flavor when eaten fresh. Their striking appearance makes them perfect for salads, garnishes, and raw vegetable platters. [source]

🍳

Cooking & Roasting

Culinary

The peppers are suitable for roasting, sautéing, stuffing, and adding to stir-fries. Their thin walls make them excellent for char-roasting to remove skins. [source]

🌿

Ornamental Garden Display

Ornamental

The vibrant red and yellow striped fruits on compact plants make Red Stripe an attractive ornamental pepper. They work well in containers, raised beds, and decorative garden arrangements. [source]

💊

Capsaicin & Antioxidants

Medicinal

Like all peppers, Red Stripe contains capsaicin and various antioxidants including vitamins A and C, which support immune function and have anti-inflammatory properties. [source]

🏠

Seed Saving

Household

Mature ripe peppers produce viable seeds that can be collected and dried for planting next season. Select the healthiest, most colorful fruits for best seed viability. [source]

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

Harvest Tips

Begin harvesting when peppers reach full size and develop their characteristic red and yellow stripes (typically 70-90 days after transplanting). Peppers can be harvested green (immature) or left on the plant to fully ripen for sweeter flavor and better color development. Cut peppers with pruning shears rather than pulling to avoid damaging the plant. Regular harvesting encourages continued fruiting throughout the season. In cooler climates, harvest all remaining peppers before the first frost; green peppers will ripen indoors in 1-2 weeks at room temperature.

Fun Facts

  • 🌱 Red Stripe peppers are polyploid, meaning they often have multiple stems emerging from a single plant, creating an exceptionally bushy habit compared to standard pepper varieties.
  • 🌱 The striking red and yellow striped pattern develops as the pepper matures; immature peppers are typically green, and the variegation becomes more pronounced as they ripen, making them excellent indicators of maturity.
  • 🌱 Red Stripe peppers are relatively cold-tolerant compared to other pepper varieties and can produce fruit in cooler climates if given a long enough growing season and warm soil (they are sometimes grown as ornamental houseplants in winter).

Gardening Terms

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