Huge domes (1’ or more broad!) are formed by clusters of tiny rosy-mauve flowers from July through September, leaves up to 14” long are arranged in whorls of 4 to 5 up the stem, a very bold plant, clay tolerant, good Rain garden plant, attracts butterflies, caterpillar host.
Plant Hardiness Zones: 3a-8ab
Native Range: ME to sw. QC & MI, south to TX & FL. Rare in ME, MI & NH
Germination - Easy: Cold stratify 10 weeks. Surface sow or cover seed lightly.
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