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Seeds - Canada Mannagrass

Glyceria canadensis

Minimum 200 semences par enveloppe

Sale price

Regular price $4.25
( / )
Harvest year

Année de récolte: 2023


Catégories: bandes riveraines, indigène, résiste aux cerfs, vivace,

Aire de répartition indigène: SK, MB, ON, QC, NB, PE, NS, NL,

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For successful seedlings,
see the growing notes at the bottom of the page!

Canada mannagrass (Glyceria canadensis) is an elegant native grass, well-suited to Quebec’s wetland areas. This perennial plant, reaching about 1 metre in height, is distinguished by its gracefully arching stems, weighted down by its seeds, which add visual interest to natural landscapes. It has rough, sheathed foliage that enhances its robust appearance. Canada mannagrass thrives in marshes, floodplains, open wet woods, and along streams, rivers, ponds, and lakes.

Ecological Roles
Canada mannagrass plays a vital role in wetland ecosystems. With its long, creeping rhizomes, it effectively stabilizes riverbanks and reinforces soils in aquatic and wetland environments, helping prevent erosion and strengthening soil structure. Additionally, this plant provides habitat for insects and small animals in marshes and floodplains, thus supporting local biodiversity. By incorporating Canada mannagrass into riparian plantings and naturalized gardens, we support native wildlife while preserving aquatic habitats.

Akène cannot assume any responsibility for the use of plants for therapeutic purposes. Always seek advice from a professional before using a medicinal or edible plant.

Growing Notes | Seeds - Canada Mannagrass

Canada mannagrass seeds do not require any special treatment.

Sow directly in late fall or early spring. Press the seeds onto the soil surface, compacting it very firmly.

For spring planting, you can mix the seeds with moist sand in a plastic bag and store them in the refrigerator for 60 days before planting. Keep the soil slightly moist until germination.

Water the plants regularly until they are established. Canada mannagrass thrives in moist or wet soils, including shallow standing water and areas with seasonal flooding.

It spreads quickly through rhizomes to form natural colonies, making it an excellent choice for erosion control and wetland restoration. Grow it with harlequin blue flag, cardinal flower, and joe-pye weed.

Seeds per packet: 200

Family: Poaceae

Scientific name: Glyceria canadensis

Life cycle: Perennial

Hardiness zone: 3

Soil type:
Silty to clayey

Soil moisture level: Wet to soggy

Soil - additional attributes:

Light: Sun, partial shade

Blooming: July to September

Spacing: 25 cm

Height: 100 cm

Deer resistance: High

Stratification: No

Scarification: No

Germination time: 7 to 14 days

Sowing depth: Surface