Do emerald ash borer die in winter? This is a good question as it gets to be winter. You may be wondering if your ash tree will be spared because of emerald ash borer die-off in the winter? The fact is emerald ash borer do not die in winter. They spend the season beneath the [...]
Although the Zimmerman Pine Moth isn't known to cause as much damage as the Mountain Pine Beetle or Emerald Ash Borer, it does have the potential to kill off or injure your pine trees. If you have a Zimmerman Pine Moth problem the best solution is to have your tree sprayed by a professional. [...]
Cutting Tree Roots Impact provides more information about the impact of cutting tree roots on large trees, which is subtle but real. As Parker continues to develop new areas, tree root loss will be a persistent issue. "The effect of the stress of the trees can take from 3-6 years to manifest," according to the [...]
I'd say there is a 75% chance that emerald ash borer is detected within the city and county of Denver over the next three seasons and about a 25% chance it's found this year. Every year the odds go up a little bit and would increase even further if Broomfield and Westminster get hit this [...]
Maintaining healthy trees in Colorado weather can be a challenge and Castle Rock has trees worth protecting. One excellent, effective way to keep your trees healthy year round is known as deep root fertilization. Whether you are caring for your homes trees or commercial property trees, this tree fertilization will make the difference in making [...]
Two Common Species Recommended for Dormant Oil Treatments Coming up in in late winter/early spring, many of our Castle Rock clients schedule dormant oil treatment on their aspen or pine trees. Given these are two key species in our area, dormant oil treatments are key in preventing needle scale on pine trees and oystershell scale on [...]
Sometimes, it takes extreme weather events to notice our trees. That becomes easier when high-wind and storms cause branches to fall, twigs to accumulate, and trunks to topple. It’s at those times when our trees become more noticeable! While acts of God are an exception rider in our home insurance policies, there are ways to [...]
Are your trees dying or looking sick? The loss of mature trees can add up to ten of thousands of dollars in losses. ArborScape is a licensed tree spraying company which believes in integrating pest management with a broader program to promote the health of your valuable trees and shrubs. We offer a free estimate [...]
Root stimulator applications encourage tree root development but specifically the fine root hair development. A fall application should limit nitrogen as excessive nitrogen can upset the tree's natural cycle into winter dormancy. The main difference between root stimulator applications and deep root fertilization is that a root stimulator uses little to no iron and nitrogen. In certain situations, [...]
What to do about ring spots on your lawn? This time of year, you may be noticing the development of rings or dollar sized brown spots on your lawn. This is referred to as ring spot or dollar spot and more formally as Necrotic ring spot (NRS). NRS is a disease of lawns that creates dollar-coined-sized or [...]
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 [...]
Merit is a systemic injectible insectiside, best done in spring or fall for season long control of leaf- and needle-feeding insects, bronze Birch borer, and is effective in controlling Emerald Ash Borer when the pest population is low. Merit is based on the insecticide Imidacloprid, used to help control pests and insects on trees. It is [...]
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 [...]
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 [...]
The emerald ash borer (EAB) is a metallic green flying beetle that is known to bore into and kill ash trees it infests. With Boulder’s outbreak of emerald ash borer back in 2013, the devastating spread of infestation has caused massive numbers of ash tree deaths. Since Boulder has lost so many trees, and the State of [...]
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 the pin and Gambrel oaks. Northern Red Oaks often become infested with the Kermes scale, in particular, [...]
Snow mold is a fungus that grows on your lawn. This year our Denver neighbors see more of this fungal foe. If you notice discolored, matted down patches of lawn, it may be snow mold. via flickr user ~noricum What causes snow mold? It’s a mold we’ve seen more in the Denver [...]
May Colorado Insect checklist of some common insect-related events – Denver metro and Boulder, Denver South and East This is a generalized checklist of when some of the more important insect-related events tend to occur in our area. Year to year variations are considerable - this should be used as a guideline to anticipate and help recognize [...]
April Colorado Insect checklist of some common insect-related events – Denver metro and Boulder, Denver South and East This is a generalized checklist of when some of the more important insect related events tend to occur in our area. Year to year variations are considerable - this should be used as a guideline to anticipate and help recognize common insect [...]
March Colorado Insect checklist of some common insect-related events – Denver metro and Boulder, Denver South and East This is a generalized checklist of when some of the more important insect related events tend to occur in our area. Year to year variations are considerable - this should be used as a guideline to anticipate and help recognize common insect [...]
November Colorado Insect checklist of some common insect-related events – Denver metro and Boulder, Denver South and East This is a generalized checklist of when some of the more important insect related events tend to occur in our area. Year to year variations are considerable, and this should be used as a guideline to anticipate and help recognize [...]
October Colorado Insect checklist of some common insect-related events – Denver metro and Boulder, Denver South and East This is a generalized checklist of when some of the more important insect related events tend to occur in our area. Year to year variations are considerable, and this should be used as a guideline to anticipate and help recognize [...]
CHECKLIST OF COMMON INSECT-RELATED EVENTS - Metro Denver/Boulder Area This is a generalized checklist of when some of the more important insect-related events tend to occur in the Central, South, and East Counties areas. Year to year variations are considerable and this should only be used as a guideline to anticipate and help recognize common [...]
When is Lawn Fertilizing Service Effective? Lawn fertilizing service is effective in many circumstances. Time limitations, extenuating circumstances, and an unhealthy looking lawn are just a few times when you can use a little help from a lawn fertilizing service to care for your yard when you cannot. 1) When There Isn't Time to Fertilize [...]
People love their lawns and trees and your pride of ownership is what keeps us in business. Because your plant health care (PHC) estimate can be somewhat mind boggling, we put together a short description of a few of the common treatments we often prescribe for Denver tree services. Pre-Emergent Contrary to popular belief, pre-emergent [...]
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 [...]
Mountain Pine Beetles are the greatest threat to our Ponderosa and Lodgepole pine forest in the Colorado region. The good news is that in Colorado the pests' destruction seems to be on the decline. Did we find the solution to ridding ourselves of the pest? Not really. Like a barbarian horde, after the pillaging and [...]
After today’s snow accumulation of 4 inches in south metro Denver and up to a foot in central Denver and the northwest suburbs, you may wonder, is Colorado still in a drought? While it helps this year, mandatory water restrictions are still in effect and are almost certain to remain so in 2013. Droughts are [...]