The bright blue spikes of flowers are 1' to 3' high. This popular pond plant is an excellent bloomer and easy to grow. Blue Lobelia blooms mid to late summer through fall.
Blue Lobelia (Lobelia syphilitica)
Hardiness Zone: 3-11
Light Requirements: Full sun to part shade
PLANTING CONTAINER: We recommend a 2 gallon solid planting container or a medium planting bag.
Height: 2'-4' - Spread: 12"
Water Depth: Moist soil or water up to 3" deep (Maximum water depth is for mature bog plants)
For in depth planting instructions visit our Bog Plant Planting Instructions page.