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Amorpha fruticosa

False Indigo Bush

False Indigo Bush, Amorpha fruticosa, is a loose shrub with fine textured, fragrant foliage. Brilliant purple spikes of flowers bloom from April to June. Amorpha fruticosa makes a great native substitute for Butterfly Bush and is great in spots that are too wet for other spring bloomers.

Benefits

  • Tolerates wet soils
  • Pollinated by a variety of native bees
  • Host plant for several species of butterflies
  • Flowers for an extended period
  • Unique deep purple flowers

Homeowner Growing and Maintenance Tips

Grow Amorpha fruticosa in moist or average soils in full sun or part shade. Prefers some shade in hot climates and does not like extended periods of drought.


Height
6-10 Feet

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Spread
10-15 Feet

USDA Hardiness Zone 4-9

Native Range

False Indigo Bush is found in open fields, moist meadows and along streams and other bodies of water throughout North America. USDA Distribution Map

Characteristics & Attributes

Sun
Beneficial insects
Butterflies
Deer Resistant
Plan Sub Group
Medium to Tall Perennials
Medium to Tall Shrubs
Small Shrubs
Soil
Saline or alkaline
Well-drained
Wide soil tolerance
Soil Moisture Preference
Average
Moist
Moist but well-drained
Wet
Bloom Time
Late Spring / Early Summer
Habitat Collection
Butterfly
Native Habitat
Coastal
Riparian, wetland
Foliage Color
Green
Uses
Bog, water garden
Erosion control
Fragrant
Mass plant
Naturalizes
Salt tolerant
Wind tolerant
Native to
Alabama
Arizona
Arkansas
California
Colorado
Connecticut
Delaware
District of Columbia
Florida
Georgia
Idaho
Illinois
Indiana
Iowa
Kansas
Kentucky
Louisiana
Maine
Maryland
Massachusetts
Michigan
Minnesota
Mississippi
Missouri
Nebraska
New Hampshire
New Jersey
New Mexico
New York
North Carolina
North Dakota
Ohio
Oklahoma
Oregon
Pennsylvania
Puerto Rico
Rhode Island
South Carolina
South Dakota
Tennessee
Texas
Utah
Vermont
Virginia
Washington
West Virginia
Wisconsin
Wyoming