Photo by Melody

PlantFiles: Kalkora Mimosa Tree
Albizia kalkora

Family: Mimosaceae
Genus: Albizia (al-BIZ-ee-uh) (Info)
Species: kalkora

Synonym:Acacia macrophylla
Synonym:Albizia henryi
Synonym:Albizia macrophylla
Synonym:Mimosa kalkora


30-40 ft. (9-12 m)

15-20 ft. (4.7-6 m)
20-30 ft. (6-9 m)

USDA Zone 7a: to -17.7 C (0 F)
USDA Zone 7b: to -14.9 C (5 F)
USDA Zone 8a: to -12.2 C (10 F)
USDA Zone 8b: to -9.4 C (15 F)

Sun Exposure:
Sun to Partial Shade

Pollen may cause allergic reaction

Bloom Color:

Bloom Time:
Mid Summer


Other details:
May be a noxious weed or invasive
This plant is attractive to bees, butterflies and/or birds
Average Water Needs; Water regularly; do not overwater

Soil pH requirements:
4.6 to 5.0 (highly acidic)

Patent Information:

Propagation Methods:
From seed; direct sow outdoors in fall

Seed Collecting:
Allow pods to dry on plant; break open to collect seeds

Click thumbnail
to view:

By purplesun
Thumbnail #1 of Albizia kalkora by purplesun


No positives
1 neutral
No negatives

Gardeners' Notes:

Neutral starfarmer On Dec 20, 2012, starfarmer from Ann Arbor, MI (Zone 6a) wrote:

Has anyone grown this? Can anyone point out the practical differences between this and A. julibrissin? I've seen a few photos, and to the eye the two species seem identical.

(a bit later)

I found an image from NCSU by Will Cook that shows the two growing next to each other at
There's a statement on the website (at, along with many fine photos taken in Durham, NC, that the tree grows to 60ft or more, making it twice the size of A. j. Still looks like a fine ornamental, although there appears to be a risk of naturalization.


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

Anniston, Alabama

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