Venus Flytrap (Dionaea muscipula)

Venus Flytrap

Dionaea muscipula

A carnivorous marvel that snaps shut on its prey—a tiny, green predator of the bog. Carnivorous perennial.

Requires full, direct sunlight for vigorous growth and red trap coloration.
3/week
Moderate
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Plant Needs

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Sunlight Requires full, direct sunlight for vigorous growth and red trap coloration.
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Watering Must be kept constantly moist using distilled, rain, or reverse osmosis water. Never let the soil dry out.
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Temperature Tolerates summer heat but requires a winter dormancy period (0-10°C) for 3-4 months.
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Characteristics

  • Leaves: Rosette arrangement; petiole is flat and leaf-like, terminating in a bilobed trapping structure with marginal bristles (cilia).
  • Flowers: Small, white, 5-petaled flowers borne on a tall scape (15-30 cm) well above the traps to prevent pollinator consumption.
  • Traps: Inner surface often red (anthocyanins) to attract insects, containing 3-6 trigger hairs that initiate closure when stimulated.
  • Roots: Shallow, black, and wiry, serving primarily for water anchorage and absorption rather than nutrient uptake.
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Care Guide

Watering

Keep sitting in 1-2 inches of distilled water in a tray.

Fertilization

Do not apply traditional fertilizers.. Never use standard plant fertilizers, as nitrogen burns the roots.

Pruning
  • Cut off dead, black traps and leaves at the base to prevent mold.
  • Snip flower stalks early in the spring if you want the plant to focus energy on growing larger traps.
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: Non-toxic to cats per ASPCA.

Humans: Non-toxic to humans; safe to handle, though triggering traps unnecessarily wastes the plant's energy.

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Garden Uses & Culture

Culture: Fascinated early botanists like Charles Darwin, who called it "one of the most wonderful plants in the world."

Usage: - **Ornamental**: Popular novelty houseplant and botanical garden specimen. - **Educational**: Used to demonstrate plant movement and carnivorous adaptations.