Japanese Sedge (Carex)

Written by: Wanda Simone | Last Updated: May 2, 2024

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With its evergreen, lime green, yellow, or variegated foliage, Japanese Sedge is a deer resistant perennial that adds year-round color to gardens, perfect for low-maintenance beauty.

Plant snapshot

Scientific name: Carex

Plant type: perennial

Zone: 5 to 9

Exposure: sun, part shade

Height: 12″ to 24″

Width: 12″ to 24″

Bloom time: spring

Flower color: brown

Japanese Sedge (Carex) has delicate, slender leaves in lime green or yellow that produce a tidy mound of arching attractive foliage.

The leaves are evergreen in most locations and add a bright pop of color to the winter garden. Especially if you mass a few together to make a ground cover or border.

It has small insignificant brown flowers in the spring but is grown for its foliage.

Carex is a low maintenance plant that is deer resistant and has few pest or disease problems.

Note that there is one species of Japanese sedge (Carex kobomugi) which is invasive in the north-eastern United States and should be avoided in those locations.

Japanese Sedge characteristics

Sedge blooms

Flower color: brown

Bloom time: spring

Other information: insignificant flowers

Carex Foliage

Leaf color: variegated, lime green, yellow

Leaf shape: grass-like

Foliage interest: evergreen

Sedge planting & care

Water: drought tolerant once established

Pruning: Sedge doesn’t normally require pruning. But if the foliage is looking a little tattered, cut it back to about 3 inches in the early spring.

Carex benefits & issues

Resistant to: deer

Landscaping uses: ground cover, front of border

Growth habit: easy to grow

Potential issues: can be invasive

More information

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