Wild Indigo

Baptisia × variicolor

Native to:
United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Fabaceae
Genus:
Baptisia
Species:
Baptisia × variicolor
USDA Symbol:
BAVA5

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
120 cm
Drought Tolerance:
High
Bloom Months:
may,jun
Bloom Colors:
purple, yellow, cream, bicolor

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)
Butterflies & Moths:
★☆☆☆☆ Documented Lepidoptera association (GBIF)

Keystone Species Ranking

Caterpillar Keystone:
★★★☆☆ Butterfly & moth species supported by this genus (NWF)

Reported Fauna Sightings

Bees: American bumble (Bombus pensylvanicus), Black and (Bombus auricomus), Brown-belted bumble (Bombus griseocollis), Yellow bumble (Bombus fervidus) Moths:Genista Broom Moth (Uresiphita reversalis), Ulolonche culea Butterflies:Common Buckeye (Junonia coenia), Duskywing sp. (Erynnis Schrank), Frosted Elfin (Callophrys irus), Gray Hairstreak (Strymon melinus), Horace's Duskywing (Erynnis horatius), Juvenal's Duskywing (Erynnis juvenalis), ⚠️Monarch (Danaus plexippus), Pearl Crescent (Phyciodes tharos), Wild Indigo Duskywing (Erynnis baptisiae), Wild Indigo Duskywing (Gesta Evans), Zarucco Duskywing (Erynnis zarucco)

Garden & Ecology Notes

Wildlife Value:
bees, butterflies, birds
Deer Resistant:
Yes
Fall Color:
black pods
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Deep taproot allows plant to resprout vigorously after fire. Adapted to prairie and savanna fire regimes with periodic burns.

Soil Requirements

Soil Type:
well-drained, sandy or loamy soil
pH:
5.5 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
native to open woodlands and prairies

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Scarification:
Seed coat scarification required before sowing
Germination Time:
14–30 days
Notes:
Hard seed coat requires scarification (hot water soak or mechanical scarification) followed by cold stratification. Seed germination can be erratic even with treatment.

Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).; then Cold-moist stratification for 60 days.

Source: Claude AI