Thornton
DONOVAN ARBORISTS
We offer free estimates for tree planting, pruning, removal, cabling and bracing. We also specialize in trimming, transplanting and fertilizing shrubs and bushes. Contact us now, we are ready to help you.
Holistic Approach
We have the experience and knowledge to help you grow healthy trees and shrubs.
Free Estimates
We offer free estimates for tree planting, trimming, removal, cabling and bracing.
Certified Arborists
Our ISA Certified Arborists ensure that you get the highest quality tree care.
Tree Services in Thornton, Colorado
Plant Healthcare, Integrated Pest Management (IPM), and Emerald Ash Borer Treatment
Plant Health Care - Fertilizing and Tree Spraying
We believe in being proactive in preventing insect infestations and disease outbreaks in our customer’s trees and shrubs. This starts with identifying the pest risk for plants before it becomes an overwhelming issue.
Emerald Ash Borer
Emerald Ash Borer has killed 10s of millions of Ash tree in 21 states. We have many different treatment options to protect your Ash trees.
Integrated Pest Management (IPM) and Disease Control
We believe in being proactive in preventing insect infestations and disease outbreaks in trees and shrubs. We assess the pest situation to ensure action is taken as soon as possible to prevent further outbreak.
Services We Provide
Visit the link below to see a complete list of the services we offer.
Visit our Treeology Blog for more information:
Is It Fall Color, or Is Your Tree Sick? Tree Disease Identification in Autumn
How do you tell the difference between a natural seasonal change or a sign that your tree is in distress? Here’s how to spot the crucial differences.
The Green Menace: How to Spot and Stop the Spread of Emerald Ash Borer
Contact a certified local arborist, like Donovan Arborists, immediately to discuss professional Emerald Ash Borer treatment and prevention. (303) 623-8733 (TREE)
What to Do with Your Fall Leaves in Denver
Before you reach for the rake and trash bags, consider some smarter, eco-friendly ways, like Denver’s LeafDrop Program, to handle them that can actually benefit your yard.