3.5: Lake sedge, hairy sedge

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Page ID: 91480

Diane M. Narem and Mary Hockenberry Meyer
University of Minnesota via Minnesota Libraries Publishing Project

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Carex lacustris

Cool season; Perennial

Characteristics: 1–4’; open upright; foliage green; flowers yellow-green

Growing Conditions: moist to wet soils; full sun to heavy shade; standing water tolerant; hardy zones 3–7

Lake sedge is a colony-forming sedge with strong rhizomes. For this reason, it is good for stabilizing river banks and lake shores, but may be aggressive.

Nativars:

No nativars are currently available. The plant is not widely available, but can be found at native garden centers.

Associated Lepidoptera:

Species that feed on lake/hairy sedge according to the literature are Dion skipper (Euphyes dion), Dukes’ skipper (Euphyes dukesi), sedge witch (Euphyes vestris), marsh eyed brown (Satyrodes eurydice), Appalachian brown (Satyrodes appalachia), and broad-winged skipper (Poanes viator).