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:
Recycling Your Christmas Tree
By now your cut live Christmas tree has done its duty. It’s time dispose of it responsibly before it becomes a fire hazard. And the responsible way to dispose of a tree is to recycle it.
Fortunately, Denver-area residents have several options.
Are Your Trees Ready for a Colorado Winter?
Winter brings a new set of concerns for the trees on your property. Cold, snow and ice can damage them, and since they stay active underground, their root systems need protection and nourishment.
To Fertilize or Not
Russia’s invasion of Ukraine will affect your garden this year. Whether you have a small victory garden or own a major farm, know that futures for urea fertilizer have jumped 32% since the invasion began Feb. 24, while diammonium phosphate, or DAP, futures are up 13%, according to Gro-intelligence.com.