Host an Event Volunteer Join Tickets

Support the plant database you love!

Share

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.

Enter a Plant Name:
Or you can choose a plant family:
Amsonia illustris (Ozark bluestar)
Wasowski, Sally and Andy

Amsonia illustris

Amsonia illustris Woodson

Ozark Bluestar, Showy Blue-star, Missouri Blue Star, Swamp Bluestar

Apocynaceae (Dogbane Family)

Synonym(s):

USDA Symbol: AMIL

USDA Native Status: L48 (N)

 

From the Image Gallery

6 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Herb
Fruit Type: Follicle
Size Notes: Up to about 3 feet tall.
Flower: Flowers 1 inch.

Bloom Information

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

Distribution

USA: AR , KS , MO , OK , TX
Native Habitat: Prairie, Plains, Meadows, Pastures, Savannas, Marshes

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
Attracts: Butterflies
Deer Resistant: High

Propagation

Propagation Material: Seeds

From the National Organizations Directory

According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:

Mt. Cuba Center - Hockessin, DE

Bibliography

Bibref 1620 - Gardening with Native Plants of the South (Reprint Edition) (2009) Wasowski, S. with A. 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

Web Reference

Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

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: 2022-11-10
Research By: TWC Staff

Go back