Image of Koeleria macrantha
Source: Krzysztof Ziarnek
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image of Grass
Koeleria macrantha
Prairie Junegrass
Koelérie à crêtes

Synonyms

junegrass
prairie Koeler's grass
keulérie à crêtes
keulérie accrêtée
koelérie à grandes fleurs
koelérie grêle
No seeds available for this plant.

We are not accepting seeds for this plant at the moment.

Bloom Colour: Green Bloom Period: Jun - Jul
Max Height: 2.0 feet
Max Width: 1.0 feet
Light Condition:
Full sun More than 6 hours of direct sun a day
Soil conditions:
Moisture dry Tolerates dry soil condition
Moisture medium Tolerates medium soil condition
Lifespan: Perennial plants that will that come back year after year
Gardener Experience:
does not spread Does not spread uncontrollably
plant germinate easy Easy to germinate
plant self seeding Self-seeding
Landscape Uses:
rock garden Suitable for rock gardens
row garden Suitable for Right of Way gardens
rain garden Suitable for rain gardens
container suitable Suitable for container garden
school garden Suitable for school gardens
boulevard garden tolerant Tolerates boulevard garden conditions
Ecological Benefits:
Bird friendly Supports birds
Tolerates:
Foot Traffic Tolerant Tolerates foot traffic around the plant
Limestone Tolerant Tolerates limestone conditions
Transplantation Tolerant Tolerates transplantation
Special Features and Considerations:

Plant Location

Distribution according to VASCAN

Distribution: Koeleria macrantha
Ephemeral Native Introduced Excluded Extirpated Doubtful Absent

Thrives in Ecozones

  • Taiga Plains
  • Atlantic Maritime
  • Taiga Shield
  • Boreal Plains
  • Montane Cordillera
  • Prairies
  • Hudson Plains
  • Boreal Shield
  • Pacific Maritime
  • Mixed Wood Plains

Ecological Benefits

Butterflies Supported by Koeleria macrantha

No butterfly data available for this plant.

Specialized Bees Supported by Koeleria macrantha

No bee data available for this plant.

Plants that grow in similar conditions, that bloom at the same time.

Complementary Plants

  • No complementary plants found.

Substitute For Non-Native Plants

  • Miscanthus (Silvergrass)
  • Pennisetum setaceum (Fountain Grass)

Sowing Information

Download Seed Envelope Labels (PDF)
  • Sowing depth: Surface sow
  • Sow anytime
  • Stratification duration: 0 days
  • Self-seeding
  • Notes: Surface sow in cool soil (late fall to early spring).

Harvesting and Seed Sharing

  • Harvest start month: August
  • Harvesting indicator:
    • Seeds easily fall off when you gently pull them off
  • Harvesting:
    • Use hand to detach from main stem
  • Seed viability test:
    • No test needed before donating
  • Packaging measure: A dozen (12) seeds (eyeball)
  • Seed storage:
    • Air dry in paper bag or open container, for a few days until crisp
    • Shake seeds to move them once in a while to prevent molding
  • Cultivar: Yes, do not donate unless you know source, and there are no known cultivars in your garden or at proximity
  • No harvesting video available at this time.

Toxicity Notes

Inadequate information on toxicity found.