How to Grow Ancho 101 Pepper

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Ancho 101 Pepper

Capsicum annuum

vegetable

Ancho 101 is a hybrid chile pepper variety bred for consistent yields and reliable ripening of large, heart-shaped peppers that are ideal for drying and traditional Mexican cuisine. The plants are compact and productive, reliably producing thick-walled peppers that mature from green to deep red. This variety is a favorite among both home gardeners and commercial growers for its predictability and authentic ancho flavor.

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Example Ancho 101 Pepper timeline · Pittsburgh, PA (Zone 6b)

Plant Ancho 101 Pepper
Around Apr 17

Near Pittsburgh's average last spring frost.
Tend & protect
Late spring–summer

Watering, feeding, and pest-watch reminders.
Harvest Ancho 101 Pepper
Around Jul 1

≈ 75 days after planting

Sample dates for Pittsburgh, PA. Sign up to get exact Ancho 101 Pepper dates for your own zip code.

Growing Conditions

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Sun: Full sun, 8+ hours daily (minimum 6-8 hours; more sun increases productivity)

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Water: Consistent moisture, approximately 1-1.5 inches per week. Water deeply at soil level to keep foliage dry; reduce frequency slightly once established. Drought-tolerant once mature but yields better with regular watering.

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Spacing: 18 inches

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Days to maturity: 75-90 days from transplant to first red fruit (green harvesting occurs earlier)

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Planting depth: 0.25 inches (seeds); transplants at same depth as original container

Soil

Type: Well-draining loamy soil rich in organic matter

pH: 6.0-6.8

Amendments:

Compost aged manure peat moss or coconut coir balanced fertilizer (NPK 5-10-10 or similar)

Growing Zones

Find your zone →

Thrives in zones 5-10; can be grown in zones 3-4 as annuals in warm microclimates

2b 3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a 9b 10a 10b 11a 11b

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Growth Stages

Seedling

2-3 weeks

Tiny plants with first true leaves emerging; very tender and delicate

Keep soil consistently moist but not waterlogged. Provide 14-16 hours of bright grow light or place on sunny windowsill. Maintain 70-80°F. Thin to strongest seedling per cell.

Transplant/Vegetative

4-6 weeks from seed

Young plants with 4-6 leaves developing; roots establishing in pots before field planting

Gradually acclimate to outdoor conditions over 7-10 days. Harden off by exposing to wind and direct sun incrementally. Keep fertilized weekly with diluted balanced fertilizer. Plant outdoors after last frost when soil is warm (60°F+).

Flowering

3-4 weeks

Compact bushy plants 18-24 inches tall with small white flowers appearing at leaf nodes

Maintain consistent watering and fertilization; switch to slightly higher potassium formula to support flowering. Ensure full sun and good air circulation. Pinch first flowers if desired to encourage stronger plant structure, though Ancho 101 naturally sets fruit well.

Fruiting

4-6 weeks (green fruit maturation)

Green peppers developing from pollinated flowers, gradually enlarging to full 4-5 inch length; thick walls forming

Continue regular deep watering; mulch around base to retain moisture and regulate soil temperature. Support heavy fruit clusters with stakes or cages if needed. Fertilize every 2-3 weeks with balanced or slightly higher potassium formula.

Harvest/Ripening

2-3 weeks (green to red transition); can extend throughout fall

Peppers transition from glossy green to deep red when fully mature and ripe; thick walls reach peak sweetness

Harvest green peppers anytime for fresh cooking, or leave on plant 2-3 additional weeks for full red ripening. Red peppers are sweeter and ideal for drying. Keep plants producing by harvesting regularly. Once red, peppers can remain on plant several weeks.

Companion Planting

Plan your garden →

Plant with:

Basil onions garlic carrots marigolds nasturtiums borage

Avoid planting near:

Fennel Kochia brassicas (in tight proximity) potatoes

Common Pests

Spray with water to dislodge; use insecticidal soap or neem oil weekly until controlled. Encourage beneficial insects like ladybugs and lacewings.
Increase humidity with regular misting or overhead watering. Spray with insecticidal soap or neem oil every 3-5 days. Severe infestations may require miticide.
Remove affected leaves; use sticky traps to monitor and control. Spray with neem oil or spinosad weekly.
Remove and destroy infested peppers immediately. Use pheromone traps. In severe cases, apply spinosad or other approved insecticides. Rotate crops and clean up plant debris.
Use yellow sticky traps. Spray undersides of leaves with neem oil or insecticidal soap every 5-7 days. Encourage beneficial insects.

Uses

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Dried ancho chiles and sauces

Culinary

Red-ripened Ancho 101 peppers are perfect for drying to create authentic ancho chiles, used whole or ground into powder for mole, enchilada sauce, and other traditional Mexican dishes. Fresh green peppers can be used in rajas (roasted pepper strips) and other fresh preparations. [source]

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Fresh cooking and canning

Culinary

Green peppers are excellent for stuffing (chiles rellenos), stir-fries, and fajitas. The thick walls make them ideal for roasting and freezing. Red peppers can be preserved by drying, freezing, or canning. [source]

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Capsaicin and nutritional benefits

Medicinal

Ancho peppers are rich in vitamin C, vitamin A, and capsaicin, which has anti-inflammatory and pain-relief properties. Traditional uses include supporting digestion and circulation. [source]

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Drying and spice production

Household

Whole dried ancho peppers store for months in cool, dry conditions and can be ground into fine powder for use as a spice or seasoning blend. Home drying is simple and requires only warm, dry air. [source]

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Pollinator and bird support

Wildlife

Pepper flowers attract bees and other pollinators, supporting garden ecosystem health. Birds eat the peppers and help disperse seeds naturally. [source]

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

Harvest Tips

For fresh use and mild flavor, harvest peppers at green stage (75-90 days from transplant). For traditional ancho use and drying, allow peppers to fully ripen to deep red on the plant (add 2-3 weeks after green stage). Harvest by gently twisting and pulling or cutting with pruners. Handle ripe peppers carefully as they're fragile. A mature Ancho 101 plant can produce 20-40+ peppers per season depending on conditions. Continue harvesting throughout the season to encourage more flowering.

Fun Facts

🌱 Ancho 101 is a modern hybrid variety developed to improve upon traditional ancho pepper genetics, offering more consistent fruit set and faster, more reliable ripening while maintaining authentic ancho flavor and appearance.
🌱 The term 'ancho' refers to a dried poblano pepper in Mexican cuisine; Ancho 101 peppers are bred to have the ideal size, shape, and wall thickness for drying and are sometimes called 'dried ancho-type' peppers when ripe and processed.
🌱 A single mature Ancho 101 plant can produce enough peppers in one season to make 30-50+ dried ancho chiles, making it highly economical for home cooks interested in authentic Mexican cooking.

Gardening Terms

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

Full Sun Hybrid Mulch Transplant True Leaves

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