Field ManualAll plants

Desert rose
Adenium obesum
Pet & Human Safety
People: Toxic to people (low severity)Pets: Toxic to pets
Treat this plant as toxic to cats and dogs.
PlotAndPetal cannot tell you whether a plant you found can be eaten. Only someone who can see the plant can identify it.
Poison control
If someone has collapsed, cannot be woken, is having a seizure or has trouble breathing, call 911 now. For any other possible poisoning, call Poison Help: 1-800-222-1222.
Emergency number source: U.S. federal law (47 U.S.C. § 251(e)(3)), read 2026-10-07.
Naturalist Lore
Historical Background & Breeding Lore
The history of this plant and its name, and how it was bred, where we have them.
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- Hardiness zones
USDA zones 11a to 12b (NC State); bring indoors at about 55 F.
- Water needs
low
- Mature size
Height 3 to 9 ft, width 3 to 5 ft (NC State).
- Family
Apocynaceae (NC State)
- Where it comes from
Sub-Saharan Africa and the Arabian Peninsula (NC State).
How to prepare the soil, when and what to feed, and how and when to prune where that applies.
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Botanical Anatomy & Characteristics
How the flowers and leaves are built and which pollinators visit, where we have them.
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Field Doctor
What can go wrong with this plant and what to do about it, where we have them.
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Vintage Plates
Old botanical drawings from public libraries are in the app, for plants where we have them.
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