Amsonia hubrichtii
Threadleaf Bluestar
Native to Arkansas and Oklahoma, this plant produces clusters of light blue flowers in spring.
Feathery foliage turns bright yellow in fall.
Blue Star grows about 3 feet tall and wide in full sun to part shade and well-drained soil.
Deer resistant.
Horticulturist’s Notes: If plants become floppy after flowering, cut back foliage by 6 inches to form a neat mound