Groundcover · Cyperaceae Draft — unreviewed
Pennsylvania sedge
Carex pensylvanica Lam.
Also called oak sedge.
Soft, fine-textured native sedge that forms a low, lawn-like mat in dry shade under trees. Can be left unmown or mown high.
Size over time
Typical landscape size 0.2–0.3 m (0–1 ft) tall and 0.2–0.3 m (1 ft) wide; medium growth, about 3 years to maturity. Intermediate sizes use the planner’s growth curve (k = 0.25) from the plug install size.
Design notes
- Plant plugs 20–30 cm apart; fills in over 2–3 years.
- Not for foot traffic or wet soil.
Regions
Native range: Eastern North America.
Native to these OpenLandscape3D pilot regions:
Native status describes where the species occurs naturally. It is not a promise that it suits a particular garden; site conditions decide that.
Related plants
Canadian wild ginger
Asarum canadense · Groundcover · 0.1–0.2 m (0–1 ft)
Golden ragwort
Packera aurea · Groundcover · 0.1–0.3 m (0–1 ft)
Moss phlox
Phlox subulata · Groundcover · 0.1–0.2 m (0 ft)
Christmas fern
Polystichum acrostichoides · Groundcover · 0.3–0.6 m (1–2 ft)
Foamflower
Tiarella cordifolia · Groundcover · 0.2–0.3 m (0–1 ft)
Blue Rug creeping juniper
Juniperus horizontalis 'Wiltonii' · Groundcover · 0.1–0.2 m (0 ft)
Plan with Pennsylvania sedge
Place it in a design, check it against your zone, light and moisture, and see it at year three and year ten.