Tree with oval green leaves and grassSpirit of Arbor Day Tree Sale

Forestry Services is coordinating a community tree sale for Longmont residents! March 15 - April 15, residents will be able to purchase wholesale trees. Get the details and start planning your order now.

dry-tree-branchKeep Your Trees Healthy in Winter

Landscape trees go dormant in winter and they require care to remain in top health. Find tips compiled by the Colorado State Forest Service to prepare your trees.

EABadultsideviewEmerald Ash Borer

Learn more about this pest that has been detected in Longmont, and understand what residents can do.

Thompson ParkTrees of Thompson Park

View a self-guided walking tour brochure to take you through the beautiful trees of Thompson Park.


Forestry maintains and cares for trees on public property, including parks, arterials, greenways, ditches, retention sites and around public buildings. Maintenance includes planting new trees, trimming existing trees, spraying trees, testing trees for disease and removing dead and/or diseased trees. This service also responds to citizen questions and concerns, and conducts public education programs.




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