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Blue Phlox
Phlox divaricata

Found in woodlands across southern Minnesota, Wild Blue Phlox makes a good shade garden plant and tolerates dry to medium soils. It spreads slowly by rhizomes and has pale blue to lavender flowers that bloom throughout spring.

USDA symbol: PHDI5

General Information

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


Flooding / Inundation ToleranceLow
General Resilience5
Salt ToleranceNone
Stress ToleranceFire Tolerant

Pollinator Value: Very High

Bloom MonthsMay to June
Pollinator BenefitInsect Pollinated, Provides Nectar

Project Planning

Project TypeErosion Control, Rain Garden, Restoration, Upland Buffer
Coefficient of Conservatism7
Herbivore SensitivityLow
Rate of SpreadSlow
Soil StabilizationShallow
Vegetative ReproductionWeakly Clonal


CountyAnoka, Blue Earth, Brown, Chippewa, Chisago, Dakota, Dodge, Faribault, Fillmore, Freeborn, Goodhue, Hennepin, Houston, Jackson, Kanabec, Lac qui Parle, Le Sueur, Lyon, Martin, McLeod, Meeker, Mille Lacs, Morrison, Mower, Murray, Nicollet, Olmsted, Pine, Ramsey, Redwood, Renville, Rice, Scott, Sherburne, Sibley, Stearns, Steele, Wabasha, Waseca, Watonwan, Winona, Wright, Yellow Medicine
EcoregionDriftless Area, North Central Hardwood Forests, Northern Glaciated Plains, Northern Lakes and Forests, Western Cornbelt Plains
Approximate Eco ProvinceEastern Broadleaf Forest, Laurentian Mixed Forest, Prairie Parkland