Blue Lobelia | Lobelia syphilitica
Attractive blue flowers on spikes 2' tall. Blue Lobelia pond plant blooms mid to late summer through fall and is very easy to grow.
Blue Lobelia (Lobelia syphilitica)
Hardiness Zone: 3-11
Light Requirements: Full sun to part shade
Height: 2'-4' - Spread: 12"
Water Depth: Moist soil or water up to 3" deep (Maximum water depth is for mature bog plants)