Purple trumpet tree

Handroanthus impetiginosus

Family: BignoniaceaeZones: 9B-11 per UF/IFAS

Pet & Human Safety

People: Not researchedPets: Not on the ASPCA lists as we read them

Hazardous parts

Not yet checked.

Preparation

Not yet checked.

Hazard type

Mechanical only: UF/IFAS EDIS says the trunk and branches have thorns and branches are susceptible to breakage. It gives no toxicity statement.

Hazard route

Not yet checked.

How complete this information is

The safety information on this page is partial. Where a source covers a point, it is shown; where none does, the page says so.

Toxic to pets

No ASPCA entry found.

No source we checked assesses this plant for pets, so the app makes no pet claim either way. Scope of the source: none.

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.

Get the app: coming soon

Care

Hardiness zones: USDA 9B-11 per UF/IFAS
Water needs: low
Mature size: 12 to 18 ft tall, 10 to 15 ft wide
Where it comes from: Not native to North America per UF/IFAS EDIS, which does not describe the native range in text.

Soil & Drainage

Pruning & Flush Rhythm

Feeding Schedule

How to prepare the soil, when and what to feed, and how and when to prune where that applies.

Get the app: coming soon