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:
WATER THAT CHRISTMAS TREE
While Donovan Arborist Paul Donovan has dedicated his life to the care and wellbeing of living trees, there’s one time of year that customers seek advice about trees that are no longer living: real Christmas trees.
Colorado’s Arbor Day is April 20
What’s the favorite holiday at Donovan Arborists? Arbor Day, of course! And in Colorado Arbor Day is celebrated on the third Friday of each April. This year that gives us a one-week jump on the national celebration, held on the last Friday of the month, the 27th.
Trees of Colorado: Ginkgo Biloba (Maidenhair Tree)
If you want a beautiful, exotic shade tree that’s a living fossil too, you might want to look at the gingko. Unique among existing trees, the gingko is a species apart. It has no living relatives, all others having disappeared over its 270-million-year history.