Catevala asperula Kuntze
Rough haworthia
Catevala asperula Kuntze is a synonym of Haworthia asperula Haw., a rosulate succulent from the Western Cape of South Africa with rough-surfaced, spicular-textured leaves. It is a botanically close species to H. asperiuscula with which it is sometimes confused in collections.
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Overview
| Category | Classification |
|---|---|
| Family | Asphodelaceae |
| Genus | Catevala |
| Growth Habit | Compact acaulescent rosette; slow growth. |
| Conservation Status | Not threatened. Occasionally represented in specialized collections. |
| pH Target | 6.0 – 7.0 |
| Type | Porous mix: 50% cactus substrate + 30% perlite + 20% coarse sand. |
Origin & Habitat
Morphology
Lanceolate leaves 4–7 cm, dark green, with white spicules (small sharp tubercles) on both surfaces giving pronounced rough texture.
ecoWhite tubular flowers with green nerves on scapes 20–30 cm. Summer-autumn flowering.
ecoAcaulescent; compact rosette at ground level.
ecoWhite fleshy roots with moderate water storage capacity.
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Requirements
Soil & Substrate
Type
Porous mix: 50% cactus substrate + 30% perlite + 20% coarse sand.
groups Beneficial Associations
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Propagation Strategy
- 1 Separate basal offsets with roots in spring.
- 2 Let dry 2 days and plant in porous substrate.
- 3 Water after 7 days.
Terracotta pot for better substrate breathability.
Overwatering in winter.
Every 3 years in spring.
Quarter-strength succulent fertilizer once in spring.
Uses & Applications
Precautions / Toxicity
Non-toxic to humans, dogs, and cats.
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Plant Health
Mealybugs in the leaf spicules.
Root rot in moist substrates.
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"Catevala asperula Kuntze is a synonym of Haworthia asperula Haw. Often confused with H. asperiuscula; the main difference lies in the shape and density of the leaf tubercles."
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Scientific Integrity
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Sources
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Discussion
Disclaimer
This species record is provided for educational and informational purposes only. Jardín Roca Negra does not guarantee the accuracy or completeness of the data. Content is community-curated and may be subject to revision; it should not replace advice from a qualified botanist. This species may be toxic, invasive, or subject to legal restrictions — verify before handling or cultivating. Jardín Roca Negra accepts no liability for any harm arising from reliance on this information. Images are reproduced under Creative Commons or equivalent free licenses; credits are noted below each image.