Cowhorn Chili Pepper (Capsicum annuum 'Cowhorn')

Cowhorn Chili Pepper

Capsicum annuum 'Cowhorn'

Its curved pods hold fiery heat, a bold addition to edible gardens. Edible fruiting perennial; common name: Cowhorn Chili.

Full sun
1–2/week
Beginner
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Plant Needs

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Sunlight Full sun exposure (6–8 hours daily) for optimal fruiting; tolerate partial shade but may produce fewer fruits.
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Watering Water deeply when the top 2–3 cm of soil is dry; avoid overwatering to prevent root rot.
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Temperature Thrives in 20–28°C; protect from temperatures below 10°C to avoid stunted growth or leaf drop.
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Characteristics

  • Leaf: Simple, ovate to lanceolate leaves with smooth margins; glossy green.
  • Flower: Small, white, star-shaped blooms with five petals; borne singly or in clusters.
  • Fruit: Curved, horn-shaped pods (15–20 cm long) ripen from green to bright red; flesh contains capsaicin.
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Care Guide

Watering

Keep soil consistently moist during the fruiting season to support pod development

Fertilization

Feed every 2 weeks with balanced, water-soluble fertilizer. Discontinue fertilization in late autumn to prepare the plant for dormancy.

Banana peel compost tea:Use fully composted banana peels, dilute 1:20 with water for root drenching; avoid raw peels to prevent pest infestations and odor buildup.
Pruning
  • Pinch back young plants to encourage bushy growth and more fruiting branches.
  • Remove yellowing or diseased leaves to improve airflow and reduce disease risk.
  • Prune spent fruiting stems after harvest to promote new growth for the next growing season.
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Toxic; capsaicin causes oral pain, drooling, and vomiting.

Humans: Ingestion of large amounts may cause oral irritation or gastrointestinal upset; ripe fruits are edible in moderation.

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Garden Uses & Culture

Culture: Symbolizes warmth and bold flavor in global culinary traditions; often used to represent spice and vitality.

Usage: Edible fruit for cooking, salsas, and pickling; ornamental fruiting plant for garden borders or container displays.