Lobelia siphilitica

Common Name: great blue lobelia
Plant Type:Herbaceous
Light (original): sun, part sun
Light Requirements: Sun, Part Sun
Height:2 to 3 feet
Width:12 to 16 inches
Soil Type:moist to wet
Soil Moisture:Mesic, Wet
USDA Zones:3 to 9
Flower Colour:blue spike
Bloom Time:late summer
Comments:Attracts hummingbirds. Excellent nectar plant.
Germination:Seed will germinate within 4 weeks if sown at 70°F
Seed requires light to germinate.
Picture Copyright: Jennifer Anderson @ USDA-NRCS PLANTS Database