Great Blue Lobelia (Lobelia siphilitica)

Description

Great Blue Lobelia (Lobelia siphilitica) has beautiful flowered spikes that attract many hummingbirds, bees, and butterflies. This showy but short-lived perennial will add a wonderful tone of blueish purple to your garden with medium to wet soil. Great Blue Lobelia forms clumps, easily self seeds, and is known to be deer resistant.

 

Light: Full Sun, Partial Sun

Moisture: Moist to Wet

Soil Type: Clay, Loam, or Sand

Soil pH: 6 – 7

Average Height: 1 – 4 Feet

Flowers: Tubular, blue-violet flowers clustered densely on tall spikes, each bloom about an inch long

Bloom Time: July- September

Native Region: Eastern and Central North America

Wildlife: Pollinators

Additional Notes: Thrives in areas like rain gardens or pond edges where moisture is consistent