Photo courtesy of Walters Gardens, Inc. http://www.waltersgardens.com/
Thread-leaf Blue Star
Steel-blue star-shaped flowers, very fine textured green foliage, turns an incredible golden yellow in the fall. The cool blue flower does a good job of toning down adjacent flower colors in border.
GROWING & MAINTENANCE TIPS
Full sun in moderately fertile soil is ideal. This plant should be massed for optimum effect. Can be used in the front or middle of the border.
Plant of Merit 2006
USDA Hardiness Zone