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TREEOLOGY – BE INFORMED

News and Awards

Donovan Arborists

Tree Care Services

Our ISA Certified Arborists ensure that you get the highest quality tree care.

Free Estimates

We offer free estimates for tree planting, trimming, removal, cabling and bracing.

Plant Health Care Services

We believe in being proactive in preventing insect infestations and disease outbreaks.

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News and Awards

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.

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What We Can Learn from Tree Rings

You probably know that counting the concentric rings in a cross-section of a tree trunk can tell the tree’s age. But that’s just the beginning of the wealth of information contained in the rings. Scientists can examine and test the rings to uncover years, even centuries, worth of knowledge about climate, atmospheric changes, and local geography.

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