Rock Elm

Ulmus thomasii Sarg. - Elm family

Size

Mature Height: Up to around 100.0 feet

Plant Type: Tree

Features

Flower Color: Yellow, Green, Brown

Bloom Time: Early Spring, Mid Spring

Conditions

Shade Tolerance: Tolerant

Ecosystem Interactions

Pollinators: Larval Host (Moth); Wind

Larval Species depending on Rock Elm: Anacamptodes ephyraria, Canarsia ulmiarrosorella, Coleophora ulmifoliella, Eacles imperialis, Ennomos subsignaria, Erannis tiliaria, Halysidota tessellaris, Hyalophora cecropia, Hyphantria cunae, Malacosoma americana, Melanolophia imitata, Palpidia pallidior, Pantographa limata, Phigalia titea, Theisoa constrictella, Tolype velleda

Native Range

  • USA:  Arkansas, Illinois, Indiana, Iowa, Kansas, Kentucky, Michigan, Minnesota, Missouri, Nebraska, New Hampshire, New Jersey, New York, Ohio, South Dakota, Tennessee, Vermont, West Virginia, Wisconsin
  • CAN:  Ontario
Regional Native Status: L48 (N), CAN (N)

State-level native status is based on data available through Plants of the World Online. Regional Native Status comes from the USDA Plants Database. For more detailed native status information, please refer to BONAP.