Sprays of pale to dark lavender-blue flowers in flat-topped clusters. Jul – Sept. 30 – 36″ tall. Full sun – part shade. Drought tolerant. Attracts butterflies and other pollinators. Groundcover habit. Suitable for use in masses and mixed borders. A naturally occurring hybrid of two NE U.S. native species (macrophyllus x spectabilis). Zone 3.

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