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Growing Info

Scarification
Scarification: Soak in water, let stand in water for 24 hours
Stratification
Stratification: none required
Germination
Germination: sow seed 1/16" deep, tamp the soil, mulch the seed bed

Native to: Arkansas, Illinois, Indiana, Iowa, Kansas, Kentucky, Minnesota, Missouri, New Hampshire, New Jersey, New York, Ohio, Ontario, Pennsylvania, Québec, South Dakota, Tennessee, Vermont, Virginia, Wisconsin
Native
Introduced

Ulmus thomasii

Cork Elm, Rock Elm

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  • Ulmus thomasii

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Details

Min. hardiness zone:
2

No Export to These Countries

Australia

Growing Info

Scarification
Scarification: Soak in water, let stand in water for 24 hours
Stratification
Stratification: none required
Germination
Germination: sow seed 1/16" deep, tamp the soil, mulch the seed bed

Native to: Arkansas, Illinois, Indiana, Iowa, Kansas, Kentucky, Minnesota, Missouri, New Hampshire, New Jersey, New York, Ohio, Ontario, Pennsylvania, Québec, South Dakota, Tennessee, Vermont, Virginia, Wisconsin
Native
Introduced
Embark on a journey through the incredible world of Ulmus thomasii, commonly known as Rock Elm or Cork Elm, a magnificent testament to nature's intricate beauty and resilience. Found primarily in the lush landscapes of the Midwestern and Great Lakes regions, Rock Elm stands as a robust figure, thriving in diverse habitats ranging from river floodplains to rocky ridges. Its distinct feature—irregular, corky wings adorning its branches—sets it apart from its botanical relatives, making it an intriguing specimen for both arborists and enthusiasts alike.

Growing up to 100 feet tall with a stature that gracefully combines slender elegance and rugged strength, Rock Elm is an enduring symbol of nature's artistry. Not only is this tree revered for its striking appearance, but its dense, hard timber also holds immense value. A favored material for its unparalleled hardness and resilience, Rock Elm wood has played a crucial role in construction—often sought for shipbuilding in past eras due to its resistance to splitting and its durability underwater.

Furthermore, the ecological significance of Rock Elm cannot be overstated. It serves as a vital component in mixed hardwood forests, providing habitat and food for diverse wildlife. The tree's seeds and buds are cherished by a variety of birds and small mammals, while its vibrant gold fall foliage adds a dash of color to any landscape. Despite its beauty and functionality, Rock Elm faces challenges from disease and habitat changes, underscoring the need for conservation efforts to protect this splendid tree for generations to come. Unveil the splendor of the Rock Elm in your garden, and contribute to preserving this extraordinary species.

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(315) 497-1058
269 NY-34 Locke NY 13092
seed@sheffields.com

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