Crassula arborescens
Crassula arborescens (Mill.) Willd.
- light
- Part sun
- water
- Little
- tall
- 1.1 m
- wide
- 1.1 m
Crassulaceae
Formerly Cotyledon arborescens, Toelkenia arborescens
When it flowers
JFMAMJJASOND
Not known yet in the tropics: too few flowering observations to read a season from.
PetsNC State Extension lists it as toxic to dogs, cats and horses (28 Oct 2026)
PeopleNo safety information yet
If a child, a pet or anyone may have eaten a plant, contact a doctor or vet straight away, or call the National Poisons Information Centre (AIIMS, New Delhi) on 1800 116 117, free and open 24 hours.
Something wrong with it?About it
- Grows as
- Succulent subshrub or shrubKew's checklist, not yet checked
- Climate
- SubtropicalKew's checklist, not yet checked
- Wild in
- S. Cape Prov.Kew's checklist, not yet checked
- Light
- Part shade (3 to 6 h)Read from Cacti.com and Mountain Crest Gardens, checked by a majority of its sourcesBacked by both sources. Sources differ: Cacti.com full, part; Mountain Crest Gardens part
- Height
- 91 cm to 1.2 mRead from Wikipedia and Cacti.com, checked by a majority of its sourcesBacked by both sources. Sources differ: Wikipedia 0.6–1.2 m; Cacti.com 3–4 ft
- Spread
- 91 cm to 1.2 mRead from Cacti.com, one source
- Water
- Little: takes droughtRead from Wikipedia, Cacti.com and Mountain Crest Gardens, checked by a majority of its sourcesBacked by all 3 sources
- Flowers
- White, pinkRead from Wikipedia and Mountain Crest Gardens, checked by a majority of its sourcesBacked by both sources
- Coldest it survives
- -3.9 °C (USDA zone 9b)Read from Cacti.com and Mountain Crest Gardens, checked: the middle of what its sources sayHalfway between its 2 sources, which differ. Sources differ: Cacti.com -6.7 °C; Mountain Crest Gardens -1.1 °C
Not known yet: heat, hottest it survives.
In other languages (1)
- Chinese
- 蓝鸟, 玉树
Where this comes from
- Wikidata, read 2026-10-25, CC0-1.0
- Kew's checklist, read 2026-10-24, CC-BY-4.0
- Cacti.com, read 2026-10-25, fact, cited
- Mountain Crest Gardens, read 2026-10-25, fact, cited
- Wikipedia, read 2026-10-25, fact, cited
- NC State Extension, read 2026-10-28, fact, cited
- Wikimedia Commons, read 2026-10-25, CC BY-SA 2.0
- 3D model: Crassula arborescens (built for Vanagrha) by Vanagrha, own
A fact “checked by a majority of its sources” was settled by a vote of the pages it was read from, not by a person reading it; one marked “one source” rests on that page alone. Anything else not marked checked has not been checked yet. Where nothing is known, the page says so rather than guess.