Blue False Indigo (Baptisia australis)
Photo Credit:
Blue False Indigo (Baptisia australis)
Blue False Indigo (Baptisia australis)
Photo Credit:
Blue False Indigo (Baptisia australis)

Blue False Indigo (Baptisia australis)

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Rising 2-4 ft. high from a woody base, blue wild indigo is a bushy, robust perennial. Flowers are blue-purple and pea-like, congested in dense, upright, terminal spikes, 4-16 in. long. Plant juice turns purple on exposure and is a fair substitute for true indigo in making blue dye.

Shade Tolerance: Full Sun

Moisture: Moist

Soils: Sand, Loam, Clay

Height: 3-5' tall

Bloom Time: April - July

Color: blue / purple

Deer Resistant: Yes

Uses: Bees, wildlife, cut flowers

Warning: Other plants in this genus are poisonous if ingested.

Wildflower.org Plant Profile
USDA Plant Profile