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Great Blue Lobelia

Botanical Name
Lobelia siphilitica
Min Zone
4
Max Zone
9
Height
2 to 3 feet
Width
12 to 18 inches
Flowers
July to September: raceme of 2-lipped light to dark blue held atop sturdy stems
Light
Full sun to part shade
Soil
Moist to wet
Planting & Care
  • Needs constant, consistent moisture
  • Benefits from part shade in hot climates
  • Divide in spring
  • May self seed in optimum conditions
  • Excellent for naturalizing along streams, banks, swamps and low wooded areas
Problems
None serious
Varieties
  • Alba - white flowers

Upcoming Appearances
 

The Chicago Flower & Garden Show 
CANCELLED due to COVID-19


Realtors Home & Garden Show 
CANCELLED due to COVID-19


Linn County Master Gardeners'
Creative Gardening Series

CANCELLED due to COVID-19
 

May 2 - August 6, 2020
Ebert's Greenhouse Village
Ixonia, WI

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