We want to hear from you! Please take this short, anonymous survey to help us improve the DG home page.

Bat's Wing Coral Tree, Batwing Coral Tree, Bean Tree

Erythrina vespertilio

Family: Papilionaceae (pa-pil-ee-uh-NAY-see-ee) (Info)
Genus: Erythrina (er-ith-RY-nuh) (Info)
Species: vespertilio (ves-per-TIL-ee-oh) (Info)



Foliage Color:

Unknown - Tell us

Bloom Characteristics:

Unknown - Tell us

Water Requirements:

Average Water Needs; Water regularly; do not overwater

Where to Grow:

Unknown - Tell us


12-15 ft. (3.6-4.7 m)

15-20 ft. (4.7-6 m)

20-30 ft. (6-9 m)


12-15 ft. (3.6-4.7 m)


USDA Zone 10a: to -1.1 C (30 F)

USDA Zone 10b: to 1.7 C (35 F)

USDA Zone 11: above 4.5 C (40 F)

Sun Exposure:

Full Sun


Seed is poisonous if ingested

Bloom Color:


Bloom Time:

Late Winter/Early Spring



Other details:

Unknown - Tell us

Soil pH requirements:

Unknown - Tell us

Patent Information:

Unknown - Tell us

Propagation Methods:

Unknown - Tell us

Seed Collecting:

Unknown - Tell us


This plant has been said to grow in the following regions:

Phoenix, Arizona

Spring Valley, California

Mulberry, Florida

Freeport, Texas

Richmond, Texas

Gardeners' Notes:


On Aug 14, 2012, eliasastro from Athens
Greece (Zone 10a) wrote:

My seedling is only few months old, but during transplant to a larger pot an underground caudex was found. So surprising!
Seeds of this Erythrina have a very hard coating, so they need scarification for faster germination (these are the hardest Erythrina seeds together with Erythrina flabelliformis).


On Jan 31, 2012, vossner from Richmond, TX (Zone 9a) wrote:

Rating it neutral, as I do not actually grow this plant. There is a specimen at the Fort Bend Co., TX coop. extension office (z9a) planted in partial shade, very close to a walkway. I believe the plant grew too big for its location but too established to be transplanted, so it was severely pruned instead.

Erythrina vespertilio is a small, straggly tree, 20-25 ft tall, with thorns on the trunk and branches. The bark is creamy-grey, deeply furrowed and corky. Leaves are bifoliolate or trifoliolate, resembling a bat's open wings. The plant is deciduous. It has scarlet to orange-red pea flowers borne in terminal racemes. The seeds are orange to dark yellow, bean-like.

The species will grow in a wide range of soils as long as drainage is good and it has pl... read more