Field ManualAll plants

White leadtree
Leucaena leucocephala
Family: Fabaceae
Pet & Human Safety
People: Toxic to peoplePets: Not on the ASPCA lists as we read them
No ASPCA page for this species. UF/IFAS warns of a disease in animals that eat certain parts of the tree ("jumbey"). Do not treat as pet-safe.
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
Not checked yet
- Light
Full sun per UF/IFAS and SIAP.
- Water needs
The level is a plain-language reading of the source wording cited. Always finger-test two inches down.
- Mature size
US: UF/IFAS: up to 60 ft tall; MX: SIAP and UANL: usually 3-6 m tall, up to 12 m in favorable conditions
How to prepare the soil, when and what to feed, and how and when to prune where that applies.
Get the app: coming soonAnatomy & Guilds
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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