Oak Summit Nursery
Smooth Sumac Seeds
Smooth Sumac Seeds
Pack contains: 50+ seeds
Smooth Sumac (Rhus glabra) is a native North American shrub found along woodland edges, in clearings, and on disturbed ground, including sites in southern Manitoba. Its compound green leaves turn orange and purple in fall.
The shrub spreads through a strong root system and is useful for erosion control and habitat restoration. Before stratification, soak the seed in hot tap water and leave it in the cooling water for 24 hours.
Cold Hardiness Zone: 3
Seed Source: Manitoba
Stratification Required: 90 days cold
Mature Size: up to 10 ft
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Growing details
- Foliage
- Large pinnately compound leaves with many serrated leaflets and conspicuous autumn colour
- Hardiness reference
- USDA zones 3a-9b; this uses the American zone system
- Native range
- Native across North America from the United States into Canada, including Manitoba
- Growing site
- Full sun to partial shade; lean, well-drained sandy or rocky soil; dry to average moisture
- Pollination
- Male and female flowers occur on separate plants; fruit and seed require both sexes within pollination range
- Spread
- Forms colonies by root suckers; choose a site where this spread is acceptable
Cold hardinessZone 3 · Canadian maps for this plant
Zone 3 and warmer
The map shows minimum winter hardiness. Soil, moisture and summer warmth also affect how a plant grows.
About these maps
Climate: Natural Resources Canada, 1991–2020. Provincial distribution: VASCAN via retained botanical research. Province outlines: Natural Earth, public domain.
Open Government Licence – Canada