Great Blue Lobelia / Blue Cardinal Flower (Lobelia siphilitica)

Call it Blue Cardinal Flower or Great Blue Lobelia~ whichever you choose Lobelia siphilitica is a GORGEOUS showy native plant that never fails to stop us in our tracks…

Towering blue spikes covered in light to bright blue trumpet shaped flowers that are just the right shape for hummingbirds and bees.

There’s even a lower lip for bumblebees and other long tongued native bees to land on!

Plant Profile 

Site: Moist but well-drained soil in Full sunshine

Blooms Summer thru early Autumn

Grows 2-3’ tall but likes 1-2’ of elbow room from her neighbors. 

Do not cut back in Autumn