False Indigo-bush
Amorpha fruticosa
In the Carolinas and Georgia, found in riverbanks, forests, woodlands, marsh edges, sometimes in disturbed sites. Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition What its natural habitat tells you
77
Strong
Native to Arkansas. How scores work Is it native here?
Profile 100%
- Height
- About 15 feet
- Spread
- 6–15 feet
- Light
- Full to part sun
- Soil moisture
- Somewhat dry to moist
Space about 10.5 ft apart from its recorded spread. Enter your bed size for a count
Will it fit your yard?
At a glance
- Life cycle
- Perennial
- Leaves
- Deciduous
- Bloom
- April to June
- Fruiting season
- June to October
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Recorded in 67 Arkansas counties.
Natural habitats
Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.
1 of 4
Streams, rivers and their banks
Flowing water and its banks, bars and rocky shoals.
Forest or woodland where the source does not say how moist or dry.
Open, herb-covered wetlands with fresh, non-tidal water.
Roadsides, fields and disturbed ground
Ground opened by people: roadsides, old fields, pastures, fencerows and lots.
Also found with this plant
Wildlife whose habitat models include habitats this plant grows in, in Arkansas. Shared habitat, not food. 91 animals.
- Acadian FlycatcherEmpidonax virescens
- Alder FlycatcherEmpidonax alnorum
- American Black DuckAnas rubripes
- American GoldfinchCarduelis tristis
- American RedstartSetophaga ruticilla
- American RobinTurdus migratorius
- Bald EagleHaliaeetus leucocephalus
- Bell's VireoVireo bellii
- Belted KingfisherMegaceryle alcyon
- Black-and-White WarblerMniotilta varia
- Black-crowned Night-heronNycticorax nycticorax
- Blue GrosbeakPasserina caerulea
- Blue JayCyanocitta cristata
- Blue-gray GnatcatcherPolioptila caerulea
- Broad-winged HawkButeo platypterus
- Brown CreeperCerthia americana
- Brown ThrasherToxostoma rufum
- Brown-headed CowbirdMolothrus ater
- Canada GooseBranta canadensis
- Cedar WaxwingBombycilla cedrorum
- Cerulean WarblerDendroica cerulea
- Chimney SwiftChaetura pelagica
- Chipping SparrowSpizella passerina
- Cliff SwallowPetrochelidon pyrrhonota
Ecological relationships
Who uses this plant?
32CaterpillarsGenus host records with ranges including AR
Genus host records with ranges including AR · Amorpha
- Epargyreus clarusSilver-spotted Skipper
- Achatia distinctaDistinct Quaker
- Agonopterix argillaceaClay-Colored Agonopterix
- Archips argyrospilaFruit-Tree Leafroller Moth
- Automeris ioIo Moth
- Catocala abbreviatellaAbbreviated Underwing
- Catocala amestrisThree-Staff Underwing
- Catocala consorsThe Consort
- Catocala habilisHabilis Underwing
- Catocala illectaMagdalen Underwing
Show all 32
- Catocala nuptialisMarried Underwing
- Cecropterus lyciadesHoary Edge
- Cecropterus pyladesNorthern Cloudywing
- Choristoneura rosaceanaOblique-Banded Leafroller Moth, Rosaceous Leaf Roller
- Dasylophia anguinaBlack-Spotted Prominent
- Digrammia ordinataOrdered Angle
- Grapholita eclipsanaSolidago Root Moth
- Hypena scabraGreen Cloverworm Bomolocha, Black Snout
- Hystrichophora taleanaIndigobush Twig Borer Moth
- Iridopsis ephyrariaPale-Winged Gray
- Leptotes marinaMarine Blue
- Pandemis limitataThree-Lined Leafroller Moth
- Parectopa robiniellaLocust Digitate Leafminer
- Pleuroprucha insulsariaCommon Tan Wave
- Schinia lucensAmorpha Flower Moth, Leadplant Moth, Flase Indigo Flower Moth
- Strymon melinusGray Hairstreak
- Uresiphita reversalisGenista Caterpillar, Genista Cbroom Moth
- Zerene cesoniaSouthern Dogface
- Agonopterix dimorphella
- Sinoe robiniella
- Sitochroa dasconalis
- Walshia amorphella
27BeesSoutheastern regional records
Southeastern regional records · Amorpha
Individual names are not available yet.
Noori, Seltmann & Orr 2026, A curated and integrated dataset for exploring global bee-plant interactions (GloBI), Zenodo, CC BY 4.0
3Specialist beesPollen specialists
Pollen specialists · Amorpha
- Andrena cragini
- Colletes susannae
- Hoplitis micheneri
—BirdsRecorded genus food-resource interactions; not a state feeding claimNo records yet · Ants · Beetles · Flies · Adult butterflies / moths · Other wasps · Other insects
Growing and identification
Plant details
- Family
- Fabaceae
- Hardiness
- Zones 4–9
- Flower color
- Purple
- Growth rate
- Slow
- Growth habit
- Several stems
- Foliage color
- Green
- Fruit begins
- June
- Fruit ends
- October
Safety has not been reviewed for this plant; check toxicity and thorns before planting.
Growing sources and scope
- Bloom · “April to June” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition (ranked first; USDA PLANTS, Prairie Moon 2026 Cultural Guide differ) · Carolinas and Georgia
- Flower color · “Purple” · USDA PLANTS (ranked first; Lady Bird Johnson Wildflower Center differs) · Nationwide species characteristics; local growing conditions may vary
- Foliage color · “Green” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Fruit begins · “June” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition (ranked first; USDA PLANTS differs) · Carolinas and Georgia
- Fruit ends · “October” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition (ranked first; USDA PLANTS differs) · Carolinas and Georgia
- Growth habit · “Several stems” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Growth rate · “Slow” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Hardiness · “Zones 4–9” · Missouri Botanical Garden Plant Finder
- Height · “About 15 feet” · USDA PLANTS (ranked first; Lady Bird Johnson Wildflower Center, Missouri Botanical Garden Plant Finder, Prairie Moon 2026 Cultural Guide differ) · Nationwide species characteristics; local growing conditions may vary
- Leaves · “Deciduous” · Lady Bird Johnson Wildflower Center
- Leaf retention · “Deciduous” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Life cycle · “Perennial” · Lady Bird Johnson Wildflower Center
- Light · “Full to part sun” · Tennessee Smart Yards (ranked first; Lady Bird Johnson Wildflower Center, Missouri Botanical Garden Plant Finder, Prairie Moon 2026 Cultural Guide differ) · Published Tennessee growing guidance; exact cached scientific heading
- Soil · “moderately wet to moderately dry” · Tennessee Smart Yards (ranked first; Lady Bird Johnson Wildflower Center, Missouri Botanical Garden Plant Finder, Prairie Moon 2026 Cultural Guide differ) · Published Tennessee growing guidance; exact cached scientific heading
- Spread · “6–15 feet” · Missouri Botanical Garden Plant Finder
Also known as
False Indigo bush; Tall False Indigo; Tall Indigo Bush
Conservation status
| Arkansas rank | SNR |
|---|---|
| Global rank | G5 |
| AR status | Not verified |
| Federal status | Not verified |
In your garden
Will it fit your yard?
Check this plant against your county, sun and soil moisture. Conditions are checked in your browser.
Choose a county to begin.
Sources
- Atlas of the Vascular Plants of Arkansas (2013)
- USDA PLANTS
- Vascular Plants of North Carolina (NC Natural Heritage Program)
- Weakley, Flora of the Southeastern United States (2025)
- Arkansas occurrence source
- Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
- Noori, Seltmann & Orr 2026, A curated and integrated dataset for exploring global bee-plant interactions (GloBI), Zenodo, CC BY 4.0
- Smith, Bachelder, Russell, Morales, Mosher & Seltmann 2024, Bee-Specialization-Modeling v0.6.1 (specialist host table compiled from J. Fowler's pollen specialist bee lists), Zenodo, CC BY 4.0
- Hurlbert, Olsen, Sawyer & Winner 2021, Avian Diet Database, Scientific Data 8: 260 (CC0)
- Narango, Tallamy & Shropshire 2020, Few keystone plant genera support the majority of Lepidoptera species, Nature Communications