Lobelia siphilitica - Great Lobelia


Lobelia siphilitica, commonly called great lobelia or blue cardinal flower, is a clump-forming perennial which features light to dark blue, tubular flowers typically rising 2-3' tall and lance-shaped, light green leaves.  Lobelia siphilitica provides late summer bloom to the perennial border, wild garden, native plant garden, woodland garden or naturalized planting. Also effective near ponds or streams. Excellent addition to the hummingbird garden.

Type: Herbaceous perennial
Family: Campanulaceae
Native Range: Eastern North America
Zone: 4 to 9
Height: 2.00 to 3.00 feet
Spread: 1.00 to 1.50 feet
Bloom Time: July to September
Bloom Description: Blue
Sun: Full sun to part shade
Water: Medium to wet
Maintenance: Low
Suggested Use: Naturalize, Rain Garden
Flower: Showy
Tolerate: Deer, Heavy Shade, Wet Soil