Tree Care

/Tree Care

Let’s Remember and Respect these are Living Things we’re Dealing With!

Trees are the lungs of the world; literally they are connected with our lungs.  Trees are also inter-connected with each other and with the general landscape. The removal of a tree influences the entire canopy - thus changing the balance of your yard. The right balance in your yard and in your neighborhood is generally [...]

Let’s Remember and Respect these are Living Things we’re Dealing With!2019-06-03T08:56:42-06:00

Good trees to plant and trees to avoid in dry climates

Spring is here and now is a preferred time to plant some trees. Colorado and Parker are hard areas to grow in because of the dry summers and the harsh winters.  The fact is, most trees prefer consistency and have a hard time with the extreme weather here in Colorado. Because of this the Colorado Tree [...]

Good trees to plant and trees to avoid in dry climates2019-04-12T17:04:31-06:00

How Trees Let You Know They Are Stressed

Trees might not throw a tantrum or get angry when stressed like we do, but they do have ways of showing that they are stressed. It’s a different kind of stress as well. Sort of like when we are hungry and get irritable. With trees it’s that they are thirsty and or hungry, reaching out [...]

How Trees Let You Know They Are Stressed2019-06-12T10:10:51-06:00

Winter Tree Pruning Begins. Get your Crabapple Trimmed Soon!

Winter tree trimming of fruit trees and other species vulnerable to blight such as, crabapple pear peach apple elm hawthorn Trimming of these trees will begin January 2nd and commence through the end of February. No need to wait for us to reach out to you if you have already received a free estimate but [...]

Winter Tree Pruning Begins. Get your Crabapple Trimmed Soon!2019-06-12T10:11:40-06:00

Are your Trees Ready for Winter? – El Nino Patterns Predict Heavy Snow

CBS Denver is predicting heavy, wet snow for the upcoming winter.  Are your trees ready for it? Here is how you can tell.  Mature trees that haven't been trimmed in more than 4 years might be vulnerable to broken branches. This is especially true for ash and maple trees. When we address a trim [...]

Are your Trees Ready for Winter? – El Nino Patterns Predict Heavy Snow2019-07-12T09:01:30-06:00

Six Symptoms of Emerald Ash Borer

If you own an ash tree and live in Colorado, emerald ash borer threatens your tree. Six Symptoms of Emerald Ash Borer Try ArborScape's new Emerald Ash Borer cost calculator - a free, straightforward web-based tool for those concerned about managing their ash trees into the future. Click here to try it out! Emerald ash borer is a [...]

Six Symptoms of Emerald Ash Borer2018-08-27T09:29:15-06:00

2018 High Plains Drought Conditions Intensifying

  Drought is tightening its grip across the Southwest and High Plains regions as extreme-dry conditions spread throughout the area, per NOAA's High Plains Regional Climate Center data released May 8th. On the southern high plains, Oklahoma remains ground zero for the worst drought conditions in the United States; about 20 percent of the state is facing "exceptional [...]

2018 High Plains Drought Conditions Intensifying2019-06-05T16:52:30-06:00

Loveland: Proactive monitoring for EAB

Loveland sets traps to monitor emerald ash borer Each year, for the past seven years, Loveland parks staff have placed traps in strategic areas to monitor whether the emerald ash borer has arrived in the city. Again, 10 traps were being placed Monday. The pest has not been confirmed anywhere in Larimer County, in traps [...]

Loveland: Proactive monitoring for EAB2018-08-24T17:20:53-06:00

More on Hiring a Tree Services Company

Key Questions to Ask When Hiring a Tree Services Company - Part Two Hiring out work on a tree trimming or tree removal project can be intimidating. In the first part of this series we shared questions to ask when evaluating a tree contractor.  Read on for more tips and tricks for making an optimal choice. [...]

More on Hiring a Tree Services Company2019-06-05T16:52:29-06:00

Key Questions to Ask When Hiring a Tree Services Company – Part One

You're searching to hire a tree service. Amazingly, every one advertises that no job is too big or too small. They all have great reviews on Yelp. They're all  known for their outstanding customer service. All you have to do is call the first one you find, because they all seem uniformly great,  right? Wrong. [...]

Key Questions to Ask When Hiring a Tree Services Company – Part One2017-07-13T15:42:53-06:00

Preventing Codling Moth Saves Your Backyard Apples

Hobbyist apple growers may dream of eating backyard apples only to discover that worms have overtaken the fruit. The culprit is typically codling moth - and those worms are actually pupating larvae, aka caterpillars. Codling moth is a common fruit insect, attacking a variety of fruit trees, including apple and pear trees. The female moths [...]

Preventing Codling Moth Saves Your Backyard Apples2019-07-12T09:01:31-06:00

EAB Press Release from Colorado State Forest Service

Apr. 17, 2017 BROOMFIELD, Colo. – Many Coloradans plant trees in the spring because it’s the best time of year to get new trees established, and communities around the state will be hosting plantings this week to recognize Colorado’s Arbor Day – which this year falls on April 21. With the exotic, tree-killing emerald ash [...]

EAB Press Release from Colorado State Forest Service2017-06-06T14:26:21-06:00

2016 Emerald Ash Borer Roundup

As we know, the devastating, invasive parasite Emerald Ash Borer has been making relentless inroads in the midwest throughout 2016.  Following are updates to round out the year in news.  Find FAQ and basics on the Emerald Ash Borer here. Do you have concerns about your Ash tree? We'll be happy to come out and assess it [...]

2016 Emerald Ash Borer Roundup2019-07-12T09:04:13-06:00

Elm Leaf Beetle Treatment

  Elm leaf beetles can be serious pests of elm trees throughout Colorado. These insects feed on elm leaves and cause them to dry up and die. This gives heavily infested trees an unsightly, general brown color. Repeated injuries also weaken trees and make them prone to branch dieback and wind injury. Elm leaf beetles [...]

Elm Leaf Beetle Treatment2019-07-12T09:01:30-06:00

Prevent Garden Hail Damage

Hailstorms are increasingly a fact of life along the Colorado Front Range. The geographical juxtaposition of eastern plains and Front Range, with clashing wind currents from all directions, is a recipe for perfect hail-producing thunderstorms. We frequently deal with sirens, severe-weather warnings and storms producing hail of any size from pea to golf ball from May [...]

Prevent Garden Hail Damage2018-07-19T17:14:15-06:00

Denver metro resources for storm-damaged tree debris disposal

Many of our Denver-area neighbors may have downed branches in the yard or sidewalk - here's a handy list for major cities detailing how to get branches cleaned up and recycled, and other tree debris disposal.       Need help? Call us at 303-806-TREE or click here to schedule a little assistance with cleanup! City of [...]

Denver metro resources for storm-damaged tree debris disposal2019-07-12T09:34:25-06:00

Could my Oak Tree have Kermes Scale?

Is your Oak tree looking sick, scraggly, droopy, or all of the above? It could be due to the insect Kermes scale. What's that? Kermes scale is an insect pest of red and white oak trees, as well as pin and Gambrel oaks. Northern Red Oaks often become infested with Kermes scale, in particular, and are [...]

Could my Oak Tree have Kermes Scale?2019-06-12T10:06:30-06:00

Why Hire a Certified Arborist?

Why Should I Hire a Certified Arborist? Why hire a certified arborist? A Certified ISA Arborist goes through stringent training and testing earning the privilege to care for trees for a living, and maintain the requisite business licenses and insurance appropriate to professional practitioners. Certified arborists are trained in the science of tree care, maintenance, [...]

Why Hire a Certified Arborist?2019-07-12T09:04:00-06:00

Fire blight treatment and management

Fire blight treatment and management - Part 3 in ArborScape Blog's series on this disease of fruit trees. Read on for details! Part 1 | Part 2 When your fruit tree has been diagnosed with fire blight by a qualified arborist, you'll usually also be provided with a range of options and course of fire [...]

Fire blight treatment and management2018-08-29T19:01:06-06:00

What are the symptoms of fire blight?

What are the symptoms of fire blight? How is it diagnosed? Part 2 of our series on this serious fruit tree disease - see Part 1 here. Begin watching for fireblight infections in early spring during periods of wet weather. This is when the bacteria begin to produce ooze. Visual symptoms first appear on the [...]

What are the symptoms of fire blight?2018-08-29T18:30:20-06:00

What is Fire Blight?

Fire blight is a bacterial disease that affects certain species in the rose family (Rosaceae). It is especially destructive to apples, pears, and crabapples. The disease also can occur on serviceberries, flowering quinces, cotoneasters, hawthorns, quinces, pyracanthas, blackberries, raspberries, and mountain ashes. Leaves darken and wilt but remain attached to the tree (see above), giving [...]

What is Fire Blight?2018-08-29T18:29:10-06:00

Boulder County puts EAB-killed ash wood to use

Great coverage from KUNC on an uplifting story of lemons to lemonade. As we know, in 2013 the invasive ash pest Emerald Ash Borer was detected in Boulder County - the furthest west this devastating parasite has so far spread. This prompted a quarantine to prevent ash wood from leaving the county and further allowing the spread [...]

Boulder County puts EAB-killed ash wood to use2017-06-06T14:26:26-06:00

Caring for Your Trees During Drought

Protecting and Caring for Your Trees During Drought Colorado is a semi-arid, shortgrass prairie with fluctuating weather patterns and inconsistent climate that makes growing trees challenging.  Drought only compounds the challenges. During times of drought there are several effective watering methods recommended to ensure trees receive the required moisture. When to Water During Drought All [...]

Caring for Your Trees During Drought2018-07-19T17:14:10-06:00

Drought Preparedness and Drought Remedies

As climate change accelerates, it's important to understand the ramifications of drought, as well as treatment options for your lawn and trees. According to the UCS, "Individual drought periods can be understood as discrete weather events. Climate changes occur over longer periods and can be observed as changes in the patterns of weather events. For instance, [...]

Drought Preparedness and Drought Remedies2019-07-12T08:58:59-06:00

What is Pine Wilt?

Pine wilt is a lethal disease caused by a parasitic native nematode (tiny roundworm), carried to trees by a wood borer insect–the pine sawyer beetle .  The main visual symptoms are needles quickly turning straw colored or grey.  Exotic pines including Scots, Austrian, and mugo are susceptible to infection by the nematode.  Native pines are not [...]

What is Pine Wilt?2019-07-12T09:32:06-06:00

Deep Root Fertilization and Drought

Colorado is considered rough terrain for plants and wildlife alike.  This is due to our inconsistent climate and tendency to dryness.  Denver has temperatures that range from below zero in the winter,  to 100­°-plus in the summer!  Then dry winds whip across the High Rockies and into the Front Range, leaving only the the hardiest plants [...]

Deep Root Fertilization and Drought2019-07-12T09:01:26-06:00

Clients Continue to Add Winter Tree Services

Winter tree services have always been a hard-sell, partly because our customer's attention turns elsewhere after that first snow of the year and partly over confusion about when is the best time for tree care. Since starting ArborScape in 1996, I've developed deep and trusted relationships with many of our customers. And as that has [...]

Clients Continue to Add Winter Tree Services2019-07-12T09:29:24-06:00

Video – Severe Drought Means Tree Trouble (9News)

Here is what you need to do over the next two weeks. According to 9News, 1. Get a deep root watering system. spruce and pine especially need water now. 2. Use a low or no nitrogen fertilizer 3. Aerate your lawn. The damage will show up a year or two later if they don't do [...]

Video – Severe Drought Means Tree Trouble (9News)2019-06-12T12:56:32-06:00

Is my tree an ash? Identify an Ash tree in two steps [video]

via Jacy Marmaduke at Coloradoan.com Boulder County is under quarantine, making it illegal to take ash wood outside its boundaries. But it’s not like police officers are hovering around borders to check cars for contraband wood. Eventually, an emerald ash borer will illegally immigrate across county lines and further spread an infestation foresters have branded a "slow-moving natural [...]

Is my tree an ash? Identify an Ash tree in two steps [video]2017-06-06T14:26:33-06:00

Tree Care Mistakes? What Have You Done to Your Trees that You’ve Regretted?

  Have you over-fertilized or overwatered a tree? Had a loved tree removed and then found it could have been bolted and cabled to preserve it? Or had a crown pruning, also called "topping a tree" only to have the next seasons reveal an ugly, sucker laden monstrosity? We all have made these tree care [...]

Tree Care Mistakes? What Have You Done to Your Trees that You’ve Regretted?2019-06-12T12:57:27-06:00

Back to School Tree Care

The school year is underway - and whether your children are excited to go back, or despise the idea, it's important to make sure the rest of summer is enjoyable for all.  And although children are exponentially more important than your trees, there's no reason why you can't take care of both.  Because most plant [...]

Back to School Tree Care2017-08-31T11:26:34-06:00

Back to School Tree Care Part 2

  Continued from Back to School Tree Care, Part 1 Another great way to keep your tree hydrated and prevent scorching is to place mulch around the base.  This will help keep the soil moist while feeding your tree nutrients from the broken down mulch.  When applying,  make sure the mulch isn't right up against [...]

Back to School Tree Care Part 22019-06-12T13:07:53-06:00

Colorado and Arborscape Prepare for Emerald Ash Borer

  Here in Colorado, when it comes to pests that devastate our trees, we think of the mountain pine beetle, which has destroyed huge portions of our pine tree-laden mountain landscape, leaving the trees to be fuel for forest fires.  The vast majority of Colorado natives thought the MPB was the most devastating pest that [...]

Colorado and Arborscape Prepare for Emerald Ash Borer2018-08-24T17:09:20-06:00

How to Choose a Tree Service – Are Reviews Reliable?

How do you choose a tree service to hire? How do you know they're reliable, trustworthy and competent? They show up in your yellow pages, Google, and neighborly reviews - but show no proof of quality. So, you narrow it down to a few companies that match the general criteria that you're looking for. What next? These [...]

How to Choose a Tree Service – Are Reviews Reliable?2019-06-18T13:50:45-06:00

Drought Requires a New Look at Tree Watering

When we have an extra short winter, with very little snow pack, Colorado is typically in a mild to moderate state of drought.  Prolonged dry periods put stress on your trees by drying out the soil. These conditions make it extremely difficult to keep your trees thriving. While our outreach mostly talks about the importance of [...]

Drought Requires a New Look at Tree Watering2019-06-12T13:15:29-06:00

How the Drought is Helping the Pine Beetle Epidemic

  The pine beetle took off after the 2002 drought.  The 2012 drought could do the same thing. If you live in a mountain pine beetle hot spot, Arborscape Inc Denver is issuing a watering alert to all pine tree owners on the Front Range. “While statistical evidence is variable, anecdotal evidence shows that there [...]

How the Drought is Helping the Pine Beetle Epidemic2019-06-12T13:18:12-06:00

When Should I Prune Denver Lilacs?

The best time to prune Denver lilacs is just after the spring flowers have faded. This is because lilacs set the next year's flower buds immediately after the flowers have died. Late lilac trimming (or early, depending on how you look at it) will kill off these buds, thus the plant won't produce flowers the next season. Lilacs are [...]

When Should I Prune Denver Lilacs?2019-06-18T13:19:13-06:00

Identifying Ash Borer

Identifying "clear winged" ash borer. Although we're now faced with the tenacious emerald ash borer, we've had our own Denver ash borer known as lilac /ash borer preying on our Colorado ash trees for some time. While the following tips help you identify ash borer success in your ash tree, it's more helpful to watch [...]

Identifying Ash Borer2017-06-06T14:26:34-06:00

How to Prepare the Yard for a Graduation Party or Wedding

  Spring is under way and now is the time to think about your backyard occasion! Whether it be a graduation party or a wedding this is a great excuse to make your yard look amazing! Having these celebrations at a venue can be an expensive endeavor. That's why many people are having them in [...]

How to Prepare the Yard for a Graduation Party or Wedding2019-06-12T13:22:26-06:00

Tree pruning and tree training

Many people associate pruning with changing the structure of your tree to fit a different shape or style - but this isn't necessarily the case. Altering the structure of the tree is known as “Tree Training”. This is a much better way to develop an alternate form for your tree. Pruning should be used to [...]

Tree pruning and tree training2019-06-25T13:32:41-06:00

What are Dormant Oils?

  Dormant oils are used in integrated pest management (IPM) to control insect populations on trees and plants. Benefits include less environmental impact and better preservation of beneficial insects to the woody plant. Dormant oils increased in popularity over the past 50 years as homeowners and property managers looked for more natural and eco-friendly ways [...]

What are Dormant Oils?2019-06-12T13:25:31-06:00

Shopping for Your Christmas Tree Online

  Shopping For Your Christmas Tree Online By Michiel Van Kets Most shoppers look online these days before buying anything too expensive, even if it is only to research prices and brands. It pays to know all there is about a product before parting with your hard earned money, and using the internet means you [...]

Shopping for Your Christmas Tree Online2019-06-12T13:27:32-06:00

10 Denver Tree Pruning Ordinances and Guidelines You Need To Know

  Unlike most major cities, in Denver, property owners are responsible for the care of “their” street trees even though they’re technically owned by the People of Denver. That means you (as "owner") are responsible for obeying city tree pruning ordinances. Private trees, such as those in your backyard, have fewer restrictions, but you're required [...]

10 Denver Tree Pruning Ordinances and Guidelines You Need To Know2017-06-06T14:26:36-06:00

Tree Pest Control with ArborJet

  We have been working on some new articles to support our services and one of the things we are excited about is using tree injection as a way of controlling pine beetles and other pests and fungi. Yes we get excited by stuff like that.  Here is why it’s important to you. It virtually [...]

Tree Pest Control with ArborJet2019-06-12T13:28:35-06:00

Winter Tree Care and Landscaping Tips

January Check house plants for dust build-up on leaves and clean with damp cloth. Inventory garden tools for repair or replacement. Check power tools for tune-up, repair or replacement. Sketch a map of your yard and locate important plants. Take a walk around your yard for ideas for new landscaping or renovation. Visit garden [...]

Winter Tree Care and Landscaping Tips2019-06-12T14:01:39-06:00

Top Ten Tips To Consider When Planting a Tree

Tips To Consider When Planting a Tree Ten things to consider Height. Will the tree fit its location and not hit anything when it's fully grown, above and below ground? Canopy spread. How wide will the tree grow? Will the trunk or limbs hit the building?  Remember that when leaves fall, they plug and clog [...]

Top Ten Tips To Consider When Planting a Tree2017-06-06T14:26:36-06:00

Leaf Spots on Aspen Leaves

  Leaf spot fungus on an aspen tree has no known chemical control. It can be minimized through good cultural practices. Raking and disposing of leaves in the fall will help as they are the main mode of transport from tree to tree. Also known as marssonina or ink spot,  this fungii will make all [...]

Leaf Spots on Aspen Leaves2019-06-13T08:57:21-06:00

Fighting Emerald Ash Borer in Chicago

  Lessons from Dutch elm disease as Chicago, suburbs Gear Up to Fight EAB By Emily Johnson – 1/27/2011 Chicago, Ill. – The history of the tree culture in Chicago is a micro-history of trees in American cities and towns. And history is repeating itself. I talked to James Schuster, a plant pathology specialist at [...]

Fighting Emerald Ash Borer in Chicago2019-07-12T09:00:58-06:00