Lobelia siphilitica (great blue lobelia)

Herbaceous, perennial with attractive blue/purple flowers that grow in spikes. Blooms from late summer through fall. Attracts pollinators.

  • Wetland Indicator Status: OBL (Obligate Wetland)
  • Height Range: 1 – 3 ft.
  • Water Tolerance: Irregular inundation
  • Light: Partial sun/shade to full shade
  • Rate of Spread: Slow
  • Bloom color: Blue/purple
  • Drought tolerance: High
  • Bloom period: August through October
  • Wildlife Value: Attracts pollinators
Share this Plant