goat's horn cactus
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A spherical to ovoid cactus 20-25cm in height and 10cm in diameter, with 7-9 ribs which are light-green with white flecks. Long, twisted spines are yellowish-brown in colour. Yellow flowers 6-10cm are produced in summer
Scientific classification
- Species
- goat's horn cactus (Astrophytum capricorne)
- Genus
- Astrophytum
- Family
- Cactaceae
- Information to be completed
- Toxicity
- Cactus Succulent · Conservatory Greenhouse
- Plant type
- 0.1-0.5 metres
- Height
- 0-0.1 metre
- Spread
- Evergreen
- Foliage
- Columnar upright
- Habit
- Spring · Summer · Autumn · Winter
- Season of interest
- Full sun
- Sunlight
- Information to be completed
- Ideal temperature
goat's horn cactus pictures
Distribution of goat's horn cactus
Distribution map
Northeastern Mexico
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Culture
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Toxicity
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Quick identification of goat's horn cactus
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goat's horn cactus care guide
- Deep watering only after full dryness, keeping roots drier in cool weather
- Watering
- Full sun
- Sunlight
- Information to be completed
- Ideal temperature
Watering
Deep watering only after full dryness, keeping roots drier in cool weather
Fertilizing
FertilizingVery weak cactus fertilizer monthly during warm active growth
Pruning
PruningNo pruning required
Propagation
PropagationPropagate by seed sown at 21°C in early spring
Growing
GrowingUnder glass grow in a sharply-draining loam based compost (JI No2) with extra perlite or sharp sand or a proprietary cactus compost, in bright filtered light. Water thoroughly once the compost has become dry in the growing season from spring to early-autumn, but keep dry when dormant. In warmer climates outdoors grow in sharply drained, poor, slightly alkaline soil in full sun
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Common pests and diseases
Diseases
Generally disease free
Pests
scale insect and mealybugs may be a problem under glass
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