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Blue Cardinal Flower
Lobelia siphilitica
Enchanting, stunning blue-violet flowers late summer to fall. WNC native. Use in edges of streams and ponds; in water gardens, rain gardens, native gardens, and more. Short-lived perennial attracts butterflies and hummingbirds.
Can be planted near Black Walnuts.
2-4’T x 1-2’W.
Zones 3-9, cold hardy down to -40F.
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