Corynephorus Seeds - Spiky Blue Ornamental Grass Seed

Corynephorus Seeds

Grass Specifications

Season: Perennial

USDA Zones: 6 - 10

Height: 10 inches

Width: 10 inches

Foliage Color: Blue-green

Flower Color: Silvery with occasional red tones

Growth Rate: Fast

Fall Color: No change

Soil Requirement: Sandy, slightly acidic soils, pH 5.5 - 6.5

Environment: Full sun

Deer Resistant: Yes

Latin Name: Corynephorus canescens

Planting Directions

Temperature: 68F

Average Germ Time: 14 - 21 days

Light Required: Yes

Depth: Do not cover the seed but tightly press into the soil

Sowing Rate: 9 seeds per plant

Moisture: Keep seeds moist until germination

Plant Spacing: 10 inches

Care & Maintenance: Corynephorus

Corynephorus Grass (Corynephorus canescens Spiky Blue) - Often called Grey Hair Grass or Gray Clubawn Grass, Corynephorus seeds produces a fine-textured, low-growing ornamental grass. This evergreen ornamental grass has a vertical, tufted habit with finely divided, rigid, grey-green leaves and silver-grey spiklets. Grey Hairgrass has a uniform and compact growth habit that goes well in containers and in mixed borders, rock gardens, and it is especially well suited to coastal areas.

Growing ornamental grass from seed can be a wonderfully rewarding experience. Start the Corynephorus seeds indoors in late winter or early spring. Place 8 to 9 ornamental grass seeds in a small pots. Press the seeds in but do not cover them. Transplant outdoors once frost danger has passed.

Fast-Growing Decorative Grass

Corynephorus grass grows quickly and establishes firmly, making it a great choice for the landscape.

Fast-Growing Decorative Grass

Perennial Grass

How to Grow

These seeds can be started both indoors and directly outside. If starting indoors, sow the seeds into small pots 4-6 weeks before the last expected frost. Press the seed into the soil without covering. Once seedlings are established, they can be transplanted outdoors after all danger of frost has passed. If preferred, sow the seeds directly outdoors after frost season is over. Keep the seeds moist until germination, which will occur in 2-3 weeks under proper conditions. Grow this grass in average soil, and ensure that it is well-drained.

  • Environment: full sun
  • Soil: sandy w' pH 5.5-6.5
  • Sowing rate: 9 seeds per plant
Perennial Grass

Plant Specifications

Corynephorus is a perennial ornamental grass that grows in USDA zones 6 through 10. It does produce small flower stalks, but is primary appeal is found in its evergreen foliage.

  • Foliage color: blue-green
  • Flower color: silver
  • Plant height: 10 inches