Hairy Nightshade (Solanum villosum)

Hairy Nightshade

Solanum villosum

Its delicate white blooms hide toxic berries, a quiet warning in wild fields. Annual herbaceous plant; common name: hairy nightshade.

Full sun
1–2/week
Beginner
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Plant Needs

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Sunlight Full sun to partial shade; tolerates dry, disturbed soil conditions
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Watering Water when the top 2 cm of soil is dry; drought-tolerant once established
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Temperature Thrives in 15–25°C; frost-sensitive, dies back when temperatures drop below 10°C
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Characteristics

  • Leaf: Ovate to lanceolate, softly hairy, with slightly serrated margins
  • Flower: Small white star-shaped blooms in clusters of 3–8
  • Fruit: Round green berries ripening to black, 5–8 mm in diameter
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Care Guide

Watering

Keep soil slightly moist during active growth; avoid overwatering to prevent root rot

Fertilization

Diluted balanced liquid feed once every 2 weeks. Use diluted feed to avoid over-fertilizing and excessive foliage growth

Composted banana peel tea:Steep fully composted banana peels in water for 24 hours, dilute 1:20 for root drench; avoid raw peels to prevent pest attraction
Pruning
  • Pinch back young stems to encourage bushier, more compact growth
  • Remove yellowing or damaged leaves to improve airflow and reduce disease risk
  • Trim spent flower clusters to prevent unwanted self-seeding in garden settings
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Toxic; ingestion may cause vomiting, diarrhea, abdominal pain, and lethargy

Humans: Contains solanine alkaloids; ingestion causes gastrointestinal distress and mouth irritation

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Garden Uses & Culture

Culture: N/A

Usage: Considered a weed in many agricultural regions; no widespread ornamental or culinary use