Carex, Japanese Sedge, Oshima Sedge 'Evergold'

Carexhachijoensis

Family
Cyperaceae (sy-peer-AY-see-ee)
Genus
Carex (KAR-eks)
Species
hachijoensis (ha-chee-jo-EN-sis)
Synonym
Carex oshimensis
Carex morrowii
Sun Exposure
Light Shade
Partial to Full Shade
Foliage
Grown for foliage
Evergreen
Good Fall Color
Height
6-12 in. (15-30 cm)
Spacing
12-15 in. (30-38 cm)
Hardiness
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)
USDA Zone 8b: to -9.4 °C (15 °F)
Danger
N/A
Bloom Color
Inconspicuous/none
Bloom Time
Late Spring/Early Summer
Other Details
Category
Ornamental Grasses and Bamboo
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Bronze
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
6.6 to 7.5 (neutral)
Patent Information
Non-patented
Propagation Methods
By dividing the rootball
From seed; direct sow outdoors in fall
Seed Collecting
Allow seedheads to dry on plants; remove and collect seeds
Regional

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

Middletown, California

San Francisco, California

San Leandro, California

Colorado Springs, Colorado

Atlanta, Georgia

Gainesville, Georgia

Marietta, Georgia

Cherry Valley, Illinois

Chicago, Illinois

Silver Spring, Maryland

Chicopee, Massachusetts

Marlborough, Massachusetts

Norton, Massachusetts

Roslindale, Massachusetts

Winchester, Massachusetts

Batesville, Mississippi

O Fallon, Missouri

Berkshire, New York

Burlington, North Carolina

Chapel Hill, North Carolina

Elizabeth City, North Carolina

New Bern, North Carolina

Raleigh, North Carolina

Weaverville, North Carolina

Chesterland, Ohio

Richfield, Ohio

Portland, Oregon

Chalfont, Pennsylvania

Elgin, South Carolina

Dallas, Texas

Leesburg, Virginia

Mc Lean, Virginia

Springfield, Virginia

Port Angeles, Washington

Port Angeles East, Washington

Vancouver, Washington

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Gardener's Notes:

6
positives
0
neutral
1
negative
Sort By:
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C
ROSLINDALE, MA | October 2014 | positive

This sedge is truly evergreen here in Boston Z6a, and looks great all winter.

This cultivar frequently reverts to the non-...Read More

M
West Springfield, VA | October 2014 | negative

I just read the comments of a gardener on the missouri botanical garden website post that this plant almost killed her cat. After chewing...Read More

J
Winchester, MA (Zone 6a) | December 2007 | positive

A real winner--very graceful form and lovely color. Looked great all season spilling out of a shady half barrel.

J
Apple Valley, MN (Zone 4a) | November 2007 | positive

Grew this plant in a pot over the summer and loved it! What a beautiful "waterfall" effect pouring out of the pot! I don't think it woul...Read More

S
Chesterland, OH (Zone 5b) | April 2006 | positive

Friends always comment on this plant it really stands out in the shade garden. This is a 5 star plant!

B
B
McLean, VA (Zone 7a) | November 2005 | positive

I have a beautiful golden clump grown over several years. It is a real eye-catcher and brightens up a dark area.

D
D
Berkshire, NY (Zone 5a) | October 2004 | positive

Love this sedge! It has a lovely graceful form, looks great all year, with just a bit of fading in the winter and needing light trimming...Read More

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