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Common Sedge, Oak Sedge

Carex pensylvanica, commonly called Pennsylvania sedge, is a shade-loving perennial sedge that is native to thickets and dry woodland areas. It is found in dry to mesic upland forests and shaded bluff ledges. It typically grows in loose colonies with a creeping habit. Roots are reddish brown. It is often found in areas with oak trees, hence the additional common name of oak sedge. This is a low sedge with soft, delicate, arching, semi-evergreen leaves (each to 1/8" wide). It typically grows in a clump to 8" tall. It is semi-evergreen in moderately cold winter climates.

Easily grown in average, dry to medium, well-drained soils in part shade to full shade. Prefers loose loams in dry soils in sun-dappled part shade. Most sedges prefer moist to wet soils, but not this one. Plants spread by rhizomes. Plants may self-seed in optimum growing conditions [MissouriBotanicalGarden.org]

Photo: Public Domain

Larval Host for the

0.5-1'

0.5-1'

SIZE

SOIL

Dry, Average, Medium, Moist, Loamy

LIGHT

Part Shade, Shade

BENEFITS

NOTES

Underplanting for shade perennials. Lawn substitute for dry soils in shady areas (forms a turf that never needs mowing or mow 2-3 times per year to 2" tall). May be best to use purchased plants for covering large areas because this species often does not grow well from seed. Despite the ability to mow, does not always appreciate getting walked on.

CHARACTERISTICS

Low Maintenance, Will Naturalize, Tolerates Wet, Ornamental, Relatively pest free

May

Sedge

This 

flowers in

Pennsylvania Sedge

Carex pensylvanica

DETAIL VIEW

DESCRIPTION

Carex pensylvanica, commonly called Pennsylvania sedge, is a shade-loving perennial sedge that is native to thickets and dry woodland areas. It is found in dry to mesic upland forests and shaded bluff ledges. It typically grows in loose colonies with a creeping habit. Roots are reddish brown. It is often found in areas with oak trees, hence the additional common name of oak sedge. This is a low sedge with soft, delicate, arching, semi-evergreen leaves (each to 1/8" wide). It typically grows in a clump to 8" tall. It is semi-evergreen in moderately cold winter climates.

Easily grown in average, dry to medium, well-drained soils in part shade to full shade. Prefers loose loams in dry soils in sun-dappled part shade. Most sedges prefer moist to wet soils, but not this one. Plants spread by rhizomes. Plants may self-seed in optimum growing conditions [MissouriBotanicalGarden.org]

Photo: Public Domain
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