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Carex woodii (Wood's Sedge)
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© Michael R Ostrowski, some rights reserved (CC-BY-NC) · iNaturalist

Carex woodii

Wood's Sedge

Eastern North America — from New York south to Virginia and west to Minnesota, in dry upland forests

At a Glance

TypeSedge
Height6-12 inches (15-30 cm)
Width12-24 inches (30-60 cm)
Maturity2 years

Growing Zones

USDA Hardiness Zones

3 - 8
These zones indicate the coldest temperatures this plant can typically survive.
What's my zone? →
Frost Tolerancehardy

Key Features

Deer ResistantDrought Tolerant
Native to North America
Maintenancevery low

Overview

Carex woodii is Wood's sedge — a native spreading sedge for dry shade, growing 6–12 inches (15–30 cm) tall and expanding by short rhizomes to form a gradually expanding ground cover colony. Named after Alphonso Wood, the American botanist. The key separation from the similar C. albicans: Wood's sedge spreads by rhizomes to form a continuous carpet, while C. albicans is a clumper that stays in place. This spreading habit suits C. woodii for covering large dry-shade areas where a continuous ground cover is desired. Narrow-textured medium green foliage. Like C. albicans, this is a dry-shade specialist — thriving in the dry, well-drained soils of upland oak-hickory forests. Semi-evergreen. Hardy to zone 3. The combination of dry-shade tolerance and spreading habit makes this a valuable native ground cover. Deer avoid sedge foliage.

Native Range

Carex woodii is native to eastern North America — from New York south to Virginia and west to Minnesota, in dry upland forests.

Suggested Uses

Used as a spreading native ground cover for large dry-shade areas under deciduous trees. The spreading dry-shade sedge — fills large areas that C. albicans (clumping) cannot cover as quickly. Woodland restoration. No-mow shade lawn.

How to Identify

Identified by a low (6–12 inches / 15–30 cm) spreading carpet of narrow-textured medium green sedge foliage in dry shade. The spreading rhizomatous habit (forming a continuous carpet) separates this from the clumping C. albicans. Both are dry-shade sedges, but C. woodii covers ground while C. albicans stays put.

Appearance

Size & Dimensions

Height6" - 1'
Width/Spread1' - 2'

Reaches mature size in approximately 2 years

Colors

Flower Colors

Foliage Colors

Fall Foliage Colors

Bloom Information

Bloom Period

~2 weeks
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Inconspicuous spikelets in April and May. The spreading foliage carpet is the display.

Detailed Descriptions

Flower Description

Green to tan, in small spikelets

Foliage Description

Medium green, narrow

Growing Conditions

Sun Requirements

Requires 2-5 hours of direct sunlight daily
• Full Sun: 6+ hours of direct sunlight
• Partial Shade: 3-6 hours of direct sunlight
• Full Shade: Less than 3 hours of direct sunlight

Soil Requirements

pH Range5.5 - 7.5(Neutral)
357912
Soil Types
Drainagewell drained

Water & Climate

Water Needs

Low

Frost Tolerance

hardy

Time to Maturity

1-2 years

Drought Tolerance

Drought tolerant when established

Care & Maintenance

Care Guide

Plant in partial to full shade. Dry to average, well-drained soil. Spreads by rhizomes — colonizes gradually. Hardy to zone 3.

Pruning

Mow or comb in early spring if desired.

Pruning Schedule

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early spring

Maintenance Level

very low

⚠️ Toxicity Warning

Non-toxic