Cape Sundew (Drosera capensis)

Cape Sundew

Drosera capensis

Its sticky tentacles trap insects with quiet precision. Carnivorous perennial herb; common name: Cape Sundew.

Full sun
2–3/week
Moderate
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Plant Needs

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Sunlight Requires full sun to bright indirect light daily to support carnivorous function and vibrant tentacle coloration; avoid prolonged deep shade
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Watering Use only distilled, rain, or reverse-osmosis water to prevent mineral buildup; keep soil consistently moist at all times, never allowing the growing medium to dry out completely
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Temperature Thrives in 15–25℃; tolerates brief light frosts down to 5℃ but requires protection from hard freezes
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Characteristics

  • Leaf: Linear, strap-shaped leaves lined with red glandular tentacles that secrete sticky, insect-trapping mucilage
  • Flower: Small, five-petaled pale pink flowers arranged in an upright, slender raceme above the rosette
  • Stem: Thin, green flowering stalks that rise 20–40 cm above the basal leaf rosette
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Care Guide

Watering

Maintain consistently moist growing medium with non-chlorinated water

Fertilization

No fertilizer required; nutrients are obtained from trapped insects. Standard plant fertilizers will burn the sensitive root system and harm the plant

N/A:Carnivorous plants derive all necessary nutrients from trapped prey; DIY fertilizers are not recommended and may damage the plant
Pruning
  • Remove dead, brown leaves and spent flower stalks to maintain rosette health and improve airflow
  • Trim back overcrowded offshoots to prevent mold growth in dense clusters
  • Avoid disturbing the shallow, sensitive root system during routine maintenance
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA-verified non-toxic to cats; no reported toxicity symptoms

Humans: Non-toxic to humans; no known adverse health effects from handling or accidental ingestion

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Garden Uses & Culture

Culture: Symbolizes adaptability and resourcefulness, as it thrives in nutrient-poor environments by capturing live prey

Usage: Ornamental carnivorous plant; educational specimen for teaching plant carnivory and adaptation