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Seeds - Wild Senna

Senna hebecarpa

Minimum 25 semences par enveloppe

Sale price

Regular price $4.25
( / )
Format

Semences par gramme: 45

Année de récolte: 2024


Catégories: indigène, 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!

Wild senna (Senna hebecarpa) is a native perennial shrub that can grow up to 1.5 metres tall. It is recognized for its vibrant green, pinnately compound leaves, which add an interesting texture to landscape designs. In summer, this ornamental plant produces clusters of bright yellow flowers that create a striking contrast with its lush foliage. These flowers are not only visually striking but also attract a variety of pollinators. Wild senna is ideal for naturalistic gardens in Quebec, preferring well-drained soils but adapting to a range of conditions, including clay or sandy soils. While it thrives in full sun, it also tolerates light shade.

Ecological Roles
Wild senna plays a crucial ecological role by providing an abundant nectar source for local pollinators, such as bees and butterflies, during its summer bloom. It actively promotes biodiversity in Quebec by offering shelter and food for beneficial insects. Additionally, its adaptability to various soil types makes it useful for restoring degraded habitats or stabilizing soils in disturbed areas. Thus, wild senna is not only an ornamental asset in gardens but also helps support the health of local ecosystems.

 

Wild senna 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 - Wild Senna

A 15-day cold stratification periodand light scarification are necessary to ensure the germination of wild senna seeds.

Scarification: Gently rub the seeds between two sheets of fine sandpaper, applying light pressure to avoid damaging the seeds. The goal is not to completely remove the seed coat (tegument) but to slightly abrade it to facilitate imbibition, which is the absorption of water by the seed.

Stratification: After scarification, mix the seeds with a moist substrate (such as vermiculite, perlite, or sand) and place them in a plastic bag in the refrigerator for 15 days.

Sow the seeds 5 mm deep.

Alternatively, you can sow them directly in place in the fall, allowing natural scarification and stratification to occur outdoors. However, this method may result in a lower germination rate.

Seeds per packet: 25

Family: Fabaceae

Scientific name: Senna hebecarpa

Life cycle: Perennial

Hardiness zone: 4

Soil type:
Silty to clayey

Soil moisture level: Medium

Soil - additional attributes: Well-drained

Light: Sun, partial shade

Blooming: July to August

Spacing: 60 cm

Height: 150 cm

Deer resistance: High

Stratification: 15 days

Scarification: Sanding and soaking

Germination time: 7 to 20 days

Sowing depth: 5 mm