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Dieffenbachia longispatha

Dieffenbachia longispatha
Photo: Andra Waagmeester, CC0

Dieffenbachia longispatha is a large shrubby aroid from wet tropical forests of Panama and Colombia, reaching 2 to 3 m. It is grown as a houseplant mainly for its big patterned leaves and needs warm, humid, bright indirect light.

Family
Araceae (Arum family)
Grows as
Shrub
Light
Bright indirect, Part shade
Water
Keep the mix evenly moist in growth and let the top few centimetres dry out before watering again.
Soil
Well-draining, peat-based or aroid mix with added perlite or bark.
Temperature
20–30 °C; protect below 15 °C
How easy
Easy
Safety
Toxic: All parts contain calcium oxalate crystals that cause intense burning and swelling of the mouth and throat and irritation of the skin and eyes if chewed or handled.. Toxic to cats and dogs (ASPCA).
Native range
C. Panama to Colombia
Climate
wet tropical

About

Dieffenbachia longispatha is a species of flowering plant in the family Araceae, native to Panama and Colombia. A large member of its genus, reaching 2–3 m (7–10 ft), it is pollinated by scarab beetles from the genera Cyclocephala and Erioscelis.

Other Dieffenbachia plants

Dumbcane · Dumb Canes

Text excerpted from the Wikipedia article Dieffenbachia longispatha by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

Pet safety from the ASPCA toxic and non-toxic plant lists.

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