About
A reliable shrub, reaching 80-150cm, with a rounded form. It bears attractive blooms in blue. 'Star Big Blue' is valued in garden settings.
About the genus
Lobelia can be annuals, perennials or shrubs, with simple leaves and showy 2-lipped flowers that may be solitary or in racemes or panicles
Plant details
Suggested usesBorders, mixed plantings
Care notes
CultivationFertile, well-drained soil
PruningPrune after flowering
PropagationSemi-ripe cuttings
Pest resistanceTrouble-free
Disease resistanceMildew in dry conditions