American elm (Ulmus americana 'Valley Forge') plant — close-up photo
Moderate to grow

American elm

Ulmus americana 'Valley Forge'

Overview

The American elm (Ulmus americana ‘Valley Forge’) is a majestic and graceful tree that grows to a height of 50-80 feet. Its oval-shaped canopy is thick and spreads wide, making it an excellent shade tree. It produces small, fragrant flowers in the summer and is a favorite of wildlife. Its bright green, serrated leaves turn yellow-orange in the fall before fluttering to the ground. It’s beloved for its high tolerance of heat, cold, drought, and air pollution and is a popular choice for urban areas. This tree is especially famous for its place in the American Revolution, when soldiers camped beneath its branches during Valley Forge.

Care Guide

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Watering

Average — every "7-10" days.

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Light

Full sun.

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Soil

Sandy Loamy Clay Rocky

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Temperature

Hardiness zone 2-9.

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Pruning

Best pruned in February, March, April, May, March, April, May, June, July, August, September.

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Propagation

Air Layering Propagation, Grafting Propagation, Cutting, Seed Propagation

Diseases & Pests

Common pests: Aphids, adelgids, Beetles, weevils, Leaf miner insect, Wilt.

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