Description
Blue Cardinal Flower is a clump forming perennial loved for adding eye catching blue flower spikes to summer gardens. In drier conditions Lobelia siphilitica appreciates some shade, and in full sun, consistently moist soil is needed. Butterflies, Hummingbirds, and Bumblebees are drawn to the brilliant blooms.
- Full to Part Sun and Average to Wet Soils
- 2 to 3 ft. Upright Perennial
- Blue Flowers in Summer