← Plant Guides

How to Grow Orange Bell Pepper 'Dena'

Wikimedia Commons

Orange Bell Pepper 'Dena'

Capsicum annuum var. grossum 'Dena'

vegetable

Orange Bell Pepper 'Dena' is a sweet pepper cultivar that produces large, blocky orange fruits with thick walls and a mild, sweet flavor. This prolific variety is known for its early maturity and reliable production, making it ideal for home gardeners and commercial growers. The plants are moderately tall and produce abundant foliage with multiple fruit-bearing branches.

When should you plant Orange Bell Pepper 'Dena' in your zone?

Get a personalized planting timeline — when to start seeds, transplant, and harvest — based on your USDA zone and local frost dates. Free to start.

Get my Orange Bell Pepper 'Dena' timeline →

Example Orange Bell Pepper 'Dena' timeline · Pittsburgh, PA (Zone 6b)

  1. Plant Orange Bell Pepper 'Dena'

    Around Apr 17

    Near Pittsburgh's average last spring frost.

  2. Tend & protect

    Late spring–summer

    Watering, feeding, and pest-watch reminders.

  3. Harvest Orange Bell Pepper 'Dena'

    Around Jun 16

    ≈ 60 days after planting

Sample dates for Pittsburgh, PA. Sign up to get exact Orange Bell Pepper 'Dena' dates for your own zip code.

Growing Conditions

☀️
Sun: Full sun, 8+ hours daily; minimum 6-8 hours required for optimal fruit production
💧
Water: Consistent moisture; water deeply 1-2 inches per week. Maintain even soil moisture, avoiding both waterlogging and drought stress. Mulch around plants to retain moisture and regulate soil temperature.
📏
Spacing: 18 inches
📅
Days to maturity: 60-75 days from transplant to first mature fruit
🌱
Planting depth: 0.25 inches for seeds; transplants at same depth as in starter pot

Soil

Type: Well-draining loamy soil rich in organic matter
pH: 6.0-6.8
Amendments:
compost aged manure peat moss or coconut coir perlite for drainage

Growing Zones

Find your zone →

Thrives in zones 6-10; can be grown as annual in cooler zones 3-5

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

Sign up free to see if Orange Bell Pepper 'Dena' grows in your zone — and get a personalized planting timeline.

Get my Orange Bell Pepper 'Dena' timeline →

Growth Stages

1

Seedling

2-3 weeks after germination

Tiny plants with 2-4 true leaves; delicate and requiring careful handling. Seedlings are 1-3 inches tall with soft stems.

Provide bright light (grow lights 2-3 inches above seedlings), maintain 70-80°F, keep soil consistently moist but not waterlogged. Reduce watering slightly once true leaves emerge to prevent damping-off.

2

Vegetative Growth

3-4 weeks indoors; ongoing after transplant

Young transplants with multiple sets of true leaves developing into sturdy seedlings 3-6 inches tall. Plants become bushier with stronger stems.

Gradually acclimate to outdoor conditions (harden off over 7-10 days). Transplant into larger containers if kept indoors longer. Maintain warm temperatures (70-85°F). Fertilize weekly with diluted balanced fertilizer (10-10-10).

3

Flowering

3-4 weeks of continuous flowering

Plants reach 12-24 inches tall with dense foliage. Delicate white or pale purple flowers appear at branch tips and leaf axils. Flower clusters indicate readiness for fruit set.

Ensure consistent watering to prevent flower drop. Provide consistent fertilization with slightly higher phosphorus (e.g., 5-10-10) to support flowering. Maintain temperatures between 70-85°F for best pollination. Gentle air movement aids pollination.

4

Fruiting & Development

4-6 weeks per fruit cycle

Young green peppers develop rapidly from pollinated flowers, growing to full size (3-4 inches long) over 2-3 weeks. Peppers remain green before transitioning to orange at maturity.

Maintain consistent watering to prevent blossom-end rot; provide 1-2 inches weekly. Support heavy fruit clusters with stakes or cages. Continue balanced fertilization. Prune lower leaves for air circulation if needed.

5

Mature Harvest

Until frost or plant decline (3-4 months in season)

Peppers turn from green to bright orange, becoming larger, sweeter, and more nutritious. Walls thicken and develop glossy appearance. Full flavor develops at complete orange maturity.

Harvest ripe orange peppers for peak sweetness and nutrition. Continue watering and fertilizing to encourage additional fruit set. In warm climates, plants may produce through fall. Deadhead spent flowers to redirect energy to developing fruits.

Companion Planting

Plan your garden →

Plant with:

basil onion carrot marigold parsley spinach tomato

Avoid planting near:

fennel kohlrabi dill brassicas (excessive nitrogen competition)

Common Pests

  • Spray with strong water spray, insecticidal soap, or neem oil. Introduce ladybugs or lacewings for biological control.

  • Increase humidity, spray with water, use neem oil or miticide. Remove heavily infested leaves.

  • Remove infested fruits immediately, use pheromone traps, apply spinosad or pyrethrin-based insecticides.

  • Use yellow sticky traps, spray with insecticidal soap, neem oil, or introduce parasitic wasps.

  • Maintain consistent soil moisture and calcium levels; add crushed eggshells or lime if needed. Mulch to regulate moisture.

Uses

🍳

Fresh salads and slicing

Culinary

Orange bell peppers add vibrant color and sweet flavor to salads, sandwiches, and vegetable platters. Their mild, slightly sweet taste and crisp texture make them a favorite for raw consumption. [source]

🍳

Roasting and cooking

Culinary

The thick walls of 'Dena' peppers make them excellent for roasting whole or in strips. They develop a rich, caramelized flavor when roasted or sautéed in olive oil. [source]

💊

Vitamin C and antioxidants

Medicinal

Orange peppers are exceptionally rich in vitamin C, carotenoids, and antioxidants. They support immune function and may have anti-inflammatory benefits. [source]

🍳

Stuffing and baking

Culinary

The large, blocky shape of 'Dena' peppers makes them ideal for stuffing with rice, meat, or vegetable fillings and baking. [source]

🏠

Garden ornamental

Household

The bright orange fruits and dense green foliage create an attractive ornamental display in vegetable gardens and containers. [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 they reach full orange color for maximum sweetness and vitamin C content (typically 60-75 days from transplant). Use a sharp knife or pruners to cut peppers at the stem, leaving a short stub. Peppers can be harvested at green stage if needed, but flavor and nutrition peak at orange maturity. Regular harvesting encourages continued production. Handle peppers gently to avoid bruising.

Fun Facts

  • 🌱 The transformation from green to orange represents a significant increase in carotenoids, particularly beta-carotene, making orange peppers nutritionally superior to their green counterparts.
  • 🌱 'Dena' is known for exceptionally early maturity compared to other orange bell pepper varieties, sometimes producing ripe fruit within 55-60 days under ideal conditions.
  • 🌱 Bell peppers are berries botanically speaking, as they develop from a single ovary and contain seeds within a fleshy fruit structure.

Gardening Terms

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

Cultivar Deadhead Full Sun Mulch pH Pollination Transplant True Leaves
Shop Orange Bell Pepper 'Dena' plants and related plants at Plant Addicts →

Join 30,000 gardeners planning their gardens with LizPlants.

Get your personalized Orange Bell Pepper 'Dena' planting timeline

Tell us your zip code and we'll calculate exactly when to start Orange Bell Pepper 'Dena' seeds, transplant seedlings, and harvest — based on your USDA zone and local frost dates. Includes calendar reminders and printable task lists. Free to start.

Get my Orange Bell Pepper 'Dena' timeline →