Image of Carex lupulina
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Carex lupulina
Hop Sedge
Carex houblon

Obsolete Names

common hop sedge
No seeds available for this plant.
We currently accept seeds for this plant
Bloom colour: Green Bloom period: Jun - Aug
Max Height: 3.0 feet
Max Width: 2.0 feet (spreads by rhizome)
Light condition:
Full sun More than 6 hours of direct sun a day
Part shade More than 2 or 3 hours but less than 6 hours of direct sun a day
Full shade Less than 2 or 3 hours of direct sun a day
Soil conditions:
Moisture medium Tolerates medium soil condition
Lifespan: Perennial plants that will that come back year after year
Gardener Experience:
plant self seeding Self-seeding
Landscape uses:
woodland garden Suitable for woodland gardens
Ecological Benefits: No ecological benefits information available.
Tolerates:
Deer Resistant Deer resistant
rabbit resistant Rabbit resistant
juglone Tolerant Tolerates juglone conditions
transplantation Tolerant Tolerates transplantation
Special Features and Considerations:
GRASP candidate This plant is a GRASP candidate

Plant Location

Native to Ottawa region: Yes

Distribution according to VASCAN

Distribution: Carex lupulina
Ephemeral Native Introduced Excluded Extirpated Doubtful Absent
View taxonomy on Canadensys

View on iNaturalist

Thrives in Ecozones

  • Atlantic Maritime
  • Boreal Shield
  • Mixed Wood Plains

Ecological Benefits

Butterflies Supported by Carex lupulina

  • Lethe eurydice (Eyed Brown)

Specialized Bees Supported by Carex lupulina

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

  • Pennisetum setaceum (Fountain Grass)

Sowing Information

Download Sowing Label (PDF)
  • Sowing depth: Sow just below surface
  • Sow by February
  • Stratification duration: 60 days
  • Self-seeding

Harvesting and Seed Sharing

  • Harvest start month: September
  • Harvesting indicator: Seeds easily fall off when you gently pull them off
  • Harvesting mean: 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, shaking seeds to move them once in a while to prevent molding
  • At least one 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.

GRASP Candidate

Overlooked or difficult to grow plants (eg ghost plants, shrubs, trees, complicated germination etc); sapling sitters, seed sitters, skilled germination, growers with right conditions- aiming for local stock; these plants may not be extinct, but overlooked OR support habitat OR support a vulnerable animal/insect.