Carex Species, Common Oak Sedge, Early Sedge, Pennsylvania Sedge, Sun Sedge, Yellow Sedge

Carexpensylvanica

Family
Cyperaceae (sy-peer-AY-see-ee)
Genus
Carex (KAR-eks)
Species
pensylvanica (pen-sill-VAN-ee-ka)
Synonym
Sun Exposure
Light Shade
Foliage
Grown for foliage
Herbaceous
Height
6-12 in. (15-30 cm)
Spacing
9-12 in. (22-30 cm)
Hardiness
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
Bloom Color
Inconspicuous/none
Bloom Time
Late Spring/Early Summer
Other Details
Category
Ornamental Grasses and Bamboo
Perennials
Water Requirements
Requires consistently moist soil; do not let dry out between waterings
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
Patent Information
Propagation Methods
By dividing the rootball
Seed Collecting
Allow seedheads to dry on plants; remove and collect seeds
Seed does not store well; sow as soon as possible
Regional

This plant is said to grow outdoors in the following regions:

Modesto, California

Fairburn, Georgia

Machesney Park, Illinois

Warrenville, Illinois

Royal Oak, Michigan

Minneapolis, Minnesota

Nashville, Tennessee

Birchwood, Wisconsin

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Gardener's Notes:

2
positives
0
neutral
0
negative
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K
Somerville, MA | May 2023 | positive

The Pros: This is an excellent native "lawn" substitute in my semi-shaded New England garden. I planted three seedlings three years ago...Read More

A
Birchwood, WI (Zone 3b) | September 2014 | positive

I love this sedge. It made it through an incredibly miserable winter here in N. Wisconsin (zone 3b/4a) last year without any special pro...Read More

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