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Clayton's Sweetroot
Osmorhiza claytonii

a.k.a. Sweet Cicely

Sweet Cicely grows in wooded areas. It has clusters of small white flowers and dense fern-like leaves. Good for woodland gardens with shade and moist to wet soils. It is a host plant for the Black Swallowtail butterfly.

USDA symbol: OSCL

General Information

Plant TypeForb
Height1 to 3 feet
Light ExposurePart Sun, Shade
Soil MoistureDry, Medium
Bloom ColorWhite
Clayton's Sweetroot (Clayton's Sweetroot<div><em class="small">Osmorhiza claytonii</em></div>)
Photo credit: Minnesota Wildflowers (Click to enlarge)

Tolerances

Flooding / Inundation ToleranceModerate
General Resilience8
Salt ToleranceLow
Stress ToleranceGeneral Disturbance

Pollinator Value: High

Bloom MonthsMay to June
Larval Host ofBees
Specific Pollinators HostedHylaeus sparsus
Pollinator BenefitInsect Pollinated, Provides Nectar, Supports Generalists

Project Planning

Project TypeRain Garden, Restoration
Coefficient of Conservatism5
Herbivore SensitivityLow
LifespanPerennial
Rate of SpreadSlow
Soil StabilizationShallow
Vegetative ReproductionAbsent

Range

CountyAitkin, Anoka, Becker, Beltrami, Benton, Big Stone, Blue Earth, Brown, Carlton, Carver, Cass, Chisago, Clearwater, Cook, Cottonwood, Crow Wing, Dakota, Dodge, Douglas, Faribault, Fillmore, Freeborn, Goodhue, Grant, Hennepin, Houston, Hubbard, Isanti, Itasca, Jackson, Kandiyohi, Kittson, Koochiching, Lake, Lake of the Woods, Le Sueur, Lincoln, Lyon, Mahnomen, Marshall, Martin, McLeod, Meeker, Mille Lacs, Morrison, Mower, Murray, Nicollet, Norman, Olmsted, Otter Tail, Pine, Pipestone, Polk, Pope, Ramsey, Redwood, Renville, Rice, Roseau, Sherburne, Sibley, St. Louis, Stearns, Steele, Swift, Todd, Wabasha, 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