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Lilac-purple snapdragon-like flowers appear in pairs June through September. Upright foliage is bright green. Native to swampy areas, wet meadows and low woods. Spreads by creeping rhizomes.
Height12-36" |
Spread9-12" |
Growth HabitFILLER (mounded) |
Best in water and bog gardens.
Prefers part sun in moist to wet soils. Naturalizes in optimum growing conditions by seed or rhizome.