Morten Bay Chestnut, Morton Bay Chestnut, Moreton Bay Chestnut, Black Bean Tree

Castanospermumaustrale

Family
Papilionaceae (pa-pil-ee-uh-NAY-see-ee)
Genus
Castanospermum (kas-tan-oh-SPER-mum)
Species
australe (aw-STRAL-ee)
Synonym
Sun Exposure
Full Sun
Foliage
Evergreen
Height
over 40 ft. (12 m)
Spacing
over 40 ft. (12 m)
Hardiness
USDA Zone 9b: to -3.8 °C (25 °F)
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)
Danger
Seed is poisonous if ingested
Bloom Color
Orange
Bloom Time
Mid Summer
Other Details
Category
Trees
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
5.6 to 6.0 (acidic)
Patent Information
Propagation Methods
From seed; germinate in vitro in gelatin, agar or other medium
Seed Collecting
Allow pods to dry on plant; break open to collect seeds
Regional

This plant is said to grow outdoors in the following regions:

Encino, California

San Diego, California

Spring Valley, California

Upland, California

Merritt Island, Florida

Miami, Florida

Mulberry, Florida

Orlando, Florida

Palmetto, Florida

Pompano Beach, Florida

Wellborn, Florida

Honolulu, Hawaii

Deer Park, Texas

Portland, Texas

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Gardener's Notes:

4
positives
2
neutrals
0
negative
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D
Baltimore, MD | May 2013 | neutral

The seeds are edible when cooked properly.

G
Pompano Beach, FL | October 2010 | positive

This plant is also called the Lucky Bean Plant. The pinnate leaves are also considered poisonous to animals. Do not plant this tree next ...Read More

R
| June 2010 | positive

I have personally not tried to grow the black bean tree, but at some point in time, they were widely planted around public parks, librari...Read More

P
Lakeland, FL (Zone 10a) | February 2009 | positive

Very pretty plants, great flowers that are cauliflorous and somewhat hidden. Very pretty tree, foliage is very nice & have a great shap...Read More

B
B
baz
| March 2004 | positive

The generous seeds (three to a pod is typical) carry poison unless processed. Traditionally, tribal folk around Brisbane used to 'wash' a...Read More

P
Acton, CA (Zone 8b) | July 2003 | neutral

This is a relatively attractive tree with very nice orange blossoms that grow in small clusters off the middle of the larger stems (not n...Read More

Featured
Moth
(Panopoda rufimargo)
Lava Gull
(Leucophaeus fuliginosus)
Featured
Moth
(Panopoda rufimargo)
Lava Gull
(Leucophaeus fuliginosus)