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For successful seedlings,
see the growing notes at the bottom of the page!
Large-leaved lupine (Lupinus polyphyllus) is a hardy perennial admired for its beautiful, deep green palmate leaves and majestic stems topped with large, dark blue, purple, or reddish flowers. When allowed to grow naturally, this plant can form extensive colonies, creating an impressive visual impact in natural landscapes. Large-leaved lupine thrives in poor, well-drained soils but can also adapt to wetter conditions, making it versatile for various garden types in Quebec.
Ecological Roles
Large-leaved lupine, a member of the Fabaceae family, plays an important ecological role by fixing nitrogen in the soil through its roots, enriching poor soils and promoting plant growth. Its colourful flowers attract numerous pollinators, including bees and butterflies, thereby supporting local biodiversity. Cultivating lupine in naturalized gardens or prairie areas not only benefits pollinators but also enhances soil health, making it a valuable plant for Quebec's ecosystems.
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.
Sowing and Growing
Technical Details
Seeds per packet:
Family: Fabaceae
Scientific name: Lupinus polyphyllus
Life cycle: Perennial
Hardiness zone: 3
Soil type: Sandy to silty
Soil moisture level: Medium
Soil - additional attributes: Well-drained, poor
Light: Sun
Blooming: June
Spacing: 45 cm
Height: 100 cm
Deer resistance: High
Stratification: No
Scarification: Sanding
Germination time: 15 to 20 days
Sowing depth: 5 mm