Amorpha fruticosa

Photographs belong to the photographers who allow use for FNPS purposes only. Please contact the photographer for all other uses.

False Indigo-bush, Bastard-indigo

Fabaceae (Leguminosae)

Plant Specifics

Size:6-12 ft tall by 6-10 ft wide
Life Span:Long-lived perennial
Flower Color:Blue,purple
Fruit Color:Brown
Noted for:Fall color, Showy flowers


Recommended Uses:Multistemmed shrub that can form small thickets. Plant as a screen, hedge, or background plant.
Considerations:Can become aggressive in some habitats.
Propagation:Seed, cuttings.
Availability:Native nurseries
Light: Part Shade
Moisture Tolerance:
always floodedextremely dry
 (Stays Wet ----- to ----- Somewhat long very dry periods)
Moisture Tolerance: Stays Wet ----- to ----- Somewhat long very dry periods
Salt Water Flooding Tolerance:Tolerant of inundation with brackish water
Salt Spray/ Salty Soil Tolerance:Some tolerance to salty wind but not direct salt spray.
Soil or other substrate:Sand
Soil pH:



Larval host for southern dogface (Zerene cesonia), gray hairstreak (Strymon melinus), and silver-spotted Skipper (Epargyreus clarus). Said to attract bees, beetles, and other insect pollinators.

Native Habitats:Moist hammocks, dry hammocks, dry hardwood forests

Distribution and Planting Zones

Natural Range in Florida
USDA Zones

Suitable to grow in:
10A 8A 8B 9A 9B 

USDA zones are based on minimum winter temperatures