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Native Plant Database

Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.

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Amsonia illustris (Ozark bluestar)
Wasowski, Sally and Andy

Amsonia illustris Woods.

Ozark bluestar, Showy blue-star, Missouri blue star, Swamp bluestar

Apocynaceae (Dogbane Family)

USDA Symbol: AMIL

USDA Native Status: Native to U.S.

 

Plant Characteristics

Duration: Perennial
Habit: Herb
Flower: Flowers 1 inch
Fruit:
Size Class: 3-6 ft.

Bloom Information

Bloom Color: Blue
Bloom Time: Mar , Apr , May

Distribution

USA: AR , KS , MO , OK , TX
Native Habitat: Prairie, Plains, Meadows, Pastures, Savannahs, Marshes
USDA Native Status: L48(N)

Growing Conditions

Water Use: Medium
Light Requirement: Part Shade
Soil Moisture: Moist
Soil Description: Clay, Sand, Sandy Loam, Medium Loam, Acid-based. Perhaps best in clay.
Conditions Comments: Half day of sun best.

Benefit

Use Ornamental: Attractive, Blooms ornamental, Bog or pond area
Conspicuous Flowers: yes

Propagation

Propagation Material: Seeds

Bibliography

Bibref 996 - Gardening with Native Plants of the South (1994) Wasowski, Sally and Andy Wasowski
Bibref 318 - Native Texas Plants: Landscaping Region by Region (2002) Wasowski, S. & A. Wasowski
Bibref 328 - Wildflowers of Texas (2003) Ajilvsgi, Geyata.

Search More Titles in Bibliography

Recommended Species Lists

Find native plant species by state. Each list contains commercially available species suitable for gardens and planned landscapes. Once you have selected a collection, you can browse the collection or search within it using the combination search.

View Recommended Species page

Additional resources

USDA: Find Amsonia illustris in USDA Plants
FNA: Find Amsonia illustris in the Flora of North America (if available)
Google: Search Google for Amsonia illustris

Metadata

Record Modified: 2009-02-02
Research By: TWC Staff

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