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)

Category
Trees

Water Requirements
Average Water Needs; Water regularly; do not overwater

Sun Exposure
Full Sun

Foliage
Evergreen

Foliage Color

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)

Where to Grow

Danger
Seed is poisonous if ingested

Bloom Color
Orange

Bloom Characteristics

Bloom Size

Bloom Time
Mid Summer

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