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Growing Info

Scarification: Soak in hot tap water, let stand in water for 24 hours

Stratification: cold stratify for 90 days

Germination: sow seed 3/8" deep, tamp the soil, keep moist, mulch the seed bed, can be sown outdoors in the fall for spring germination

Other: if boiling water treatment does not allow seed to imbibe, sulfuric acid treatment is required

Native to: Alabama, Arkansas, CAN, Colorado, Connecticut, Delaware, Florida, Georgia, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Nebraska, New Hampshire, New Jersey, New Mexico, New York, North Carolina, Ohio, Oklahoma, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, USA, Virginia, West Virginia, Wisconsin, Wyoming

Native

Introduced

Rhus glabraRhus glabra

Smooth Sumac

In Stock: 22.786 lb (Total:24.55lb)

This is clean seed

Rhus glabra

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Buying options

22.79 lb UT

This is clean seed

1.76 lb AL

This lot is dry berries

Details

Germination:

98%

Germination test:

Cut (Full Seed)

Purity:

87%

Seeds per lb:

34,539

Quantity:

22.79 lb

Collected in:

Utah

Crop year:

2024

Min. hardiness zone:

Item ID:

1834655

Characteristics

Growing Info

Scarification: Soak in hot tap water, let stand in water for 24 hours

Stratification: cold stratify for 90 days

Germination: sow seed 3/8" deep, tamp the soil, keep moist, mulch the seed bed, can be sown outdoors in the fall for spring germination

Other: if boiling water treatment does not allow seed to imbibe, sulfuric acid treatment is required

Native

Introduced

Rhus glabra, commonly known as Smooth Sumac, is a robust, deciduous shrub thriving across diverse terrains from the northeastern U.S. to southern Canada. Ideal for USDA zones 3 through 9, this resilient plant grows between 9 and 15 feet in both height and spread, forming extensive colonies via root suckers. Its pinnate, dark green foliage transforms into a blaze of orange-red in fall, offering spectacular seasonal color. In early summer, small yellowish-green flowers emerge in striking panicles on female plants, followed by showy, red, berry-like drupes that endure through winter, attracting a variety of birds and wildlife.

Smooth Sumac is exceptionally adaptable, tolerating dry, rocky soils, drought, and even rabbit interference. Its ability to stabilize embankments and tough-to-cover landscapes makes it indispensable in naturalized gardens or erosion-prone areas. While it can be too aggressive for small garden plots due to its tendency to form thickets, it thrives under full sun to part shade in average, well-drained soils. Minimal maintenance and excellent winter interest render Smooth Sumac a valuable asset to expansive, wild gardens where it can freely exhibit its structural beauty and ecological benefits.