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Seeds - Grey-headed Prairie Coneflower

Ratibida pinnata

Minimum 100 semences par enveloppe

Sale price

Regular price $4.25
( / )
Harvest year

Année de récolte: 2023


Catégories: comestible, indigène, médicinale, nectarifère, résiste aux cerfs, vivace,

Aire de répartition indigène: ON,

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

Grey-headed prairie coneflower (Ratibida pinnata) is a graceful native perennial from Ontario, known for its long, velvety stems and delicate, airy presence in wildflower gardens. With its blue-green, deeply lobed foliage and soft yellow flower heads crowned by a distinctive cone, this plant adds elegance to any garden and emits a subtle anise fragrance, attracting various bee species. A superb alternative to black-eyed Susan, the grey-headed prairie coneflower thrives in naturalized landscapes, blooming from May to October and drawing in numerous pollinators.

Medicinal and Culinary Uses
This plant has astringent, tonic, and mildly analgesic properties. A decoction made from it is sometimes used to soothe minor skin conditions and relieve mild aches. Though its medicinal use is less common today, it remains valued for its ornamental and ecological benefits.

Ecological Roles
The grey-headed prairie coneflower is highly beneficial for supporting local biodiversity. Its fragrant blooms attract many bee species, and it serves as a host plant for various butterflies, including the silvery checkerspot (Chlosyne nycteis), the common eupithecia moth (Eupithecia miserulata), and the wavy-lined emerald moth (Synchlora aerata). Incorporating this plant into wildflower gardens helps bolster pollinator and butterfly populations, supporting local ecosystems.

 

Grey-headed prairie coneflower seeds require cold stratification to ensure germination. See the cultivation notes below for more details.

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 - Grey-headed Prairie Coneflower

Grey-headed prairie coneflower seeds can germinate without special pre-treatment, but cold stratification will improve germination rates.

To stratify, mix the seeds with a moist substrate (such as vermiculite, perlite, or sand) and place them in a plastic bag in the refrigerator for 30 days.

Keep the soil slightly moist until germination, which usually takes 3 to 4 weeks.

Seeds can also be started indoors 8 to 10 weeks before spring planting. Keep the seedlings slightly moist and transplant them once they have developed several leaves.

Grey-headed prairie coneflower is drought-tolerant and thrives in rocky, sandy, or clay soil, benefiting from occasional watering during dry weather. Flowers typically appear in the plant’s second year.

Seeds per packet: 100

Family: Asteraceae

Scientific name: Ratibida pinnata

Life cycle: Perennial

Hardiness zone: 3

Soil type:
Sandy to silty

Soil moisture level: Dry to medium

Soil - additional attributes: Well-drained

Light: Sun, partial shade

Blooming: May to October

Spacing: 60 cm

Height: 150 cm

Deer resistance: High

Stratification: 60 days

Scarification: No

Germination time: 7 to 21 days

Sowing depth: 3 mm