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Lobelia siphilitica
Lobelia siphilitica
Common Name: Great blue lobelia

The spikes of brilliant true blue flowers on this wetland native attract butterflies, hummingbirds and neighbors to your garden! Lobelia siphilitica provides outstanding color for the border, wet meadow or pond edge. Naturalizes easily in moist soils, but tolerates periods of drought.

Height: 2-3 Feet
Spread: 12-18 Inches
USDA Hardiness Zone: 4-8