Catevala arborescens (Mill.) Medik.
Tree-like haworthia
Catevala arborescens, synonym of Haworthia arborescens Mill., is unusual within the genus for developing a branching woody stem that can reach 30–50 cm in height, giving it an atypically shrubby appearance for a haworthia. Its triangular leaves form rosettes at branch tips.
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Overview
| Category | Classification |
|---|---|
| Family | Asphodelaceae |
| Genus | Catevala |
| Growth Habit | Succulent shrub with branching woody stem and terminal rosettes; unique habit in Haworthia. |
| Conservation Status | Not threatened. Cultivated in specialized collections. |
| pH Target | 6.0 – 7.5 |
| Type | Cactus substrate with 25% perlite; deep pot with optimal drainage. |
Origin & Habitat
Morphology
Triangular leaves 4–8 cm, dark green, with translucent margin and small marginal teeth; grouped in terminal rosettes.
ecoWhite tubular flowers with green nerves on branched scapes 30–50 cm.
ecoBranching woody stem 30–50 cm tall; distinctive feature of the arborescent group within the genus.
ecoRobust fleshy roots that anchor the branched structure.
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Requirements
Soil & Substrate
Type
Cactus substrate with 25% perlite; deep pot with optimal drainage.
groups Beneficial Associations
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Propagation Strategy
- 1 Cut a stem segment 8–12 cm with at least one terminal rosette.
- 2 Let cut dry 3–5 days until callus forms.
- 3 Plant in slightly moist porous substrate and keep in shade.
Provide stakes or support if the stem is very long.
Pots too small to support upright growth.
Every 2–3 years; use larger pot each time.
Half-strength succulent fertilizer twice during the growing season.
Uses & Applications
Precautions / Toxicity
Non-toxic to humans, dogs, and cats.
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Plant Health
Mealybugs at stem-leaf junction; treat with neem oil or systemic insecticide.
Basal stem rot from overwatering; ensure perfect drainage.
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"Catevala arborescens corresponds to Haworthia arborescens Mill., the only clearly shrubby species within Haworthia s.s. Its woody stem distinguishes it radically from the other acaulescent haworthias of the genus."
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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.