Carrion Flower (Stapelia grandiflora)

Carrion Flower

Stapelia grandiflora

A bizarre and beautiful succulent that blooms with massive, hairy, star-shaped flowers smelling of carrion to attract flies. Other names: Starfish flower, Giant toad plant.

Bright indirect light or partial sun; avoid intense midday sun which can scorch the stems.
0.5/week
Easy
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Plant Needs

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Sunlight Bright indirect light or partial sun; avoid intense midday sun which can scorch the stems.
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Watering Drought tolerant. Allow the soil to dry out completely between waterings.
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Temperature Prefers warm temperatures and is not frost-tolerant; keep above 10°C (50°F) in winter.
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Characteristics

  • Stems: Succulent, erect, 4-angled, pale green to reddish, with velvety surfaces and soft teeth along the margins;
  • Flowers: Large, up to 15 cm across, 5-lobed star shape, dark purplish-red with pale transverse lines, densely covered in purplish or white hairs, emitting a strong carrion odor;
  • Roots: Shallow, fibrous root system adapted to rocky, arid soils.
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Care Guide

Watering

Water thoroughly when the soil is completely dry.

Fertilization

Apply a diluted, low-nitrogen succulent fertilizer once.. Feed sparingly during the active growing season.

Banana Peel Tea:Soak chopped banana peels in water for 24 hours, strain, and dilute 1:1 with water. Use during the summer to encourage large blooms. Ensure no solid pieces are left on the soil to avoid attracting pests.
Pruning
  • Remove spent flowers at the base of the pedicel to maintain tidiness;
  • Cut away any dead, mushy, or dried stems using sterilized shears;
  • Propagate healthy stem cuttings by letting them callus for a few days before planting.
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: Non-toxic to cats per ASPCA guidelines for Stapelia species.

Humans: No known toxicity; safe to handle, though the flowers emit a foul odor.

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Garden Uses & Culture

Culture: In Western botanical collections, it is highly prized as a novelty plant, often showcased in "bizarre botany" exhibits to demonstrate deceptive pollination strategies.

Usage: - Ornamental container plant for sunny windowsills or greenhouses; - Educational specimen for demonstrating myophily (fly pollination).