NATIVE ALTERNATIVES to Invasive Purple Loosestrife Cardinal Flower (Lobelia cardinalis), Great Blue Lobelia (Lobelia siphilitica), Swamp Milkweed (Asclepias incarnata) See: Tried & True Native Plants at https://t.co/vizYWy0AfL. #mastergardener #invasiveplants #nativealternatives https://t.co/BXg2rBJDhe

— VCEAAMasterGardeners (@VCEAAMG) 2022.9.2

This morning’s “mystery plant” post featured the buds of Great Blue Lobelia (Lobelia siphilitica), a native perennial of the Mid-Atlantic. Its violet-blue flowers bloom from August to October, attracting bees, butterflies, and hummingbirds. #mastergardener #mysteryplant

— VCEAAMasterGardeners (@VCEAAMG) 2022.8.17

Someone should make a list of all the plants that were supposed to cure syphilis. Just in North America you have sassafras, candelilla (euphorbia antisyphilitica), and blue cardinal flower (lobelia siphilitica)

— Scott Cave, Ea-Nasir Customer Care Team (@cuevasflechado) 2022.7.20

@TheBlondeRN Lobelia siphilitica - they used to think it was a successful cure for syphilis https://t.co/vEoYQDWU5s

— Anne not Annie,MD (she/her) (@annenotannie1) 2021.8.6