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Blue Lobelia
Lobelia siphilitica

a.k.a. Great Blue Lobelia

Great summer bloomer, especially showy in raingarden base.

USDA symbol: LOSI

General Information

Plant TypeForb
Height3 feet
Light ExposurePart Sun, Sun
Soil MoistureMedium
Bloom ColorBlue
Blue Lobelia (Blue Lobelia<div><em class="small">Lobelia siphilitica</em></div>)
Photo credit: Minnesota Native Landscapes (Click to enlarge)

Tolerances

Flooding / Inundation ToleranceHigh
General Resilience6
Salt ToleranceMedium
Stress ToleranceGeneral Disturbance

Pollinator Value: High

Bloom MonthsMay to September
Pollinator BenefitInsect Pollinated, Provides Nectar, Supports Specialists

Project Planning

Project TypeRain Garden, Restoration, Sandy or Engineered Soils, Shoreline Buffer
Coefficient of Conservatism6
Herbivore SensitivityMedium
LifespanPerennial
Rate of SpreadSlow
Soil StabilizationDeep
Vegetative ReproductionWeakly Clonal

Range

CountyAnoka, Becker, Beltrami, Benton, Big Stone, Blue Earth, Carver, Cass, Chippewa, Chisago, Clay, Clearwater, Cottonwood, Dakota, Dodge, Douglas, Fillmore, Freeborn, Goodhue, Hennepin, Houston, Hubbard, Isanti, Jackson, Kandiyohi, Lac qui, Le Sueur, Lincoln, Mahnomen, Martin, McLeod, Meeker, Morrison, Mower, Murray, Nicollet, Nobles, Norman, Olmsted, Otter Tail, Pipestone, Polk, Pope, Ramsey, Redwood, Renville, Rice, Rock, Sherburne, Sibley, St. Louis, Stearns, Steele, Stevens, Todd, Wabasha, Wadena, Waseca, Washington, Watonwan, Winona, Wright, Yellow Medicine
EcoregionDriftless Area, Lake Agassiz Plain, North Central Hardwood Forests, Northern Glaciated Plains, Northern Lakes and Forests, Northern Minnesota Wetlands, Western Cornbelt Plains
Approximate Eco ProvinceEastern Broadleaf Forest, Laurentian Mixed Forest, Prairie Parkland, Tallgrass Aspen Parklands