lobelia
Lobelia speciosa
USDA zones5 to 8
SunHandles full sun to partial sun
WaterHandles moderate or wet soil
Size2 to 3 feet tall18 to 24 inches wide
- Habit
- Herb
- Bloom season
- Summer, autumn
- Bloom color
- Lavender to pink to red
Garden uses
Notes
Lobelia (Lobelia speciosa) is a perennial for rain gardens. It is hardy to USDA zone 5, or down to -20°F (-29°C). This plant likes full or part sun and average to wet soil. Deer tend to browse other plants first. It grows 24 to 36 inches tall and 18 to 24 inches wide. Flowers open in lavender, pink, or red from mid to late summer into early autumn.
Pairs well with Virginia sweetspire, Karl Foerster feather reed grass, and Purple loosestrife.
Native range
Cosmopolitan.