Photo of Koeleria macrantha flower by Annie's Annuals & Perennials

Photo by Annie's Annuals & Perennials

Used with permission, all rights reserved

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Koeleria macrantha

Also Known As

  • June Grass

Plant type

perennial, grass / grass like

size

  • H: 6"-27"
  • W: 6"-18"

planting zones

  • 2a-10b

More Options

Koeleria macrantha plant details

Koeleria macrantha is a semi-evergreen perennial grass (or grassy in appearance) with green foliage. Grows well with sun and low water. A good option if you're seeking something verticillium wilt resistant.

CHARACTERISTICS OF Koeleria macrantha

Plant type: perennial grass (or grassy in appearance)
Plant family: poaceae
Foliage: semi-evergreen green
Mature size: 6 IN - 18 IN - wide, 6 IN - 27 IN - tall

GROWING CONDITIONS for Koeleria macrantha

USDA Zones: 2a - 10b
Sun exposure: sun
Watering frequency: low
Resistant to: verticillium wilt

Nursery contributed plant descriptions

Junegrass (Koeleria macrantha) produces lustrous silver-green seedheads in early summer. The supporting foliage is an attractive green-gray color.? June Grass grows actively when soil temps are cooler- spring and fall. It prefers full sun and dry, sandy soil.? An excellent companion for shorter prairie flowers, such as Prairie Smoke?and Lupine, Junegrass will not grow in clay. Also known as Prairie June Grass. Zones 3 - 8.
An attractive California native bunch grass (most abundant in coast ranches) a clumping, cool season grass, it grows in many situations including dry, rocky or sandy soil. The blue-green foliage forms vertical tufts, 1-2' tall and 9"wide. The narrow flower stalks thrust up another 1 - 1 1/2', starting out a glossy green, and age to gold. Flowers start in June and are showy throughout July. Ideal for drifts and masses, and will provide an effective slope cover, or ground cover, in hot, dry Summer climates. An excellent choice for naturalizing in large areas. Will take light shade, and some moisture, if drainage is good, but does not like heavy, wet, or moist, fertile soil or deep shade.

Gardening facts about Koeleria macrantha plant

How to Grow Koeleria macrantha

  • Sun Exposure

    • sun
  • Water Needs

    • low
  • Special Situation

    • verticillium wilt resistant

Features

  • Foliage Color

    • green
  • Foliage Season

    • semi-evergreen

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