Rock elm

Rock elm (Ulmus thomasii) is a tree native to the lower 48 states of the United States and found in the state of Maryland; it may or may not be native to Maryland.USDA Plants Database, 
== Identification ==
Its foliage is typically green.
It grows at moderate speed from a single stem to a height of about 90 feet with roots at least 40 inches deep, and has a lifespan over 250 years. It will readily resprout even if cut down to the ground.
== Cultivation ==
The USDA believes this plant to be unavailable for purchase. It is propagated by the following methods: bare root, container, cuttings, seed. Typically, this plant will seed itself at a slow rate, and new seedlings will have a low chance of success compared to other plants of this type.
Soil preferences: coarse/medium/fine soil, pH 4.5-7.2, medium fertilizer. Provide high moisture. This plant has no salinity tolerance and low drought tolerance. It tolerates partial shade.
== Uses and Relationships ==
If you're seeking to provide forage to wildlife, this plant is of low value.
== More Information ==
The initial draft of this article was automatically generated from the Ulmus thomasii profile in the USDA Plants Database. The Biota of North America Program (BONAP) may or may not have a page for this genus with detailed range maps. (BONAP range maps are copyrighted and should not be placed directly on our wiki.)
== References ==
Category:Ulmus Category:Native trees Category:North American natives Category:Natives with green foliage Category:Moderate-growing natives Category:Natives between 75 and 100 feet tall Category:High moisture demand natives Category:Drought intolerant natives Category:USDA native stubs