The articles with the logo 
are presented in Portable Document Format (PDF) and require the Adobe Acrobat Reader to view or print. Adobe Acrobat Reader is free software that lets you view and print Adobe Portable Document Format (PDF) files. You can download the free reader directly from Adobe. Acrobat and the Acrobat logo are trademarks of Adobe Systems Incorporated.
By: Jeffrey P. Hagfors, Certified Arborist
It takes great knowledge, thought and experience to properly diagnose and treat complicated tree health problems. At Wachtel we are committed to maintaining the highest level of professional care to trees and shrubs. With thirteen Certified Arborists, and over 260 years of combined experience, we are the leaders in professional arboriculture.
By: Jeffrey P. Hagfors, Certified Arborist
Dutch Elm Disease (DED) is a fungus that attacks the vascular system of elm trees. The disruption occurs as the rapidly colonizing fungus quickly outpaces the tree’s natural defenses and the tissue becomes plugged up. The leaves wilt because they no longer get any water from the roots and the tree dies.
By: Paul Markworth, Certified Arborist
The pros and cons of injecting material directly into a tree's trunk.
By: Anthony Arnoldi, Certified Arborist
It may seem strange to talk about, but the time we have spent in dry conditions has added up over the past 9-10 months. This trend has actually been going on longer than that and has been bad enough to lower the water level in Lake Michigan! Trees have been inpacted by this as well and we’ll discuss how they react to drought and what can be done to help them.
By: Jeffrey P. Hagfors, Certified Arborist
The benefits of tree pruning can be better understood when a single question is asked: What can happen to my trees if they are not properly pruned? The response to this question is not one single answer—it is a number of equally important answers. Let’s review the dangers your trees face if they are not properly pruned.
Wachtel wins a National Arborist Association Excellence in Arboriculture Grand Award.
By: Paul Markworth, Consulting Arborist
Does your tree need an attorney? This may seem like a funny question, and it is. The real question is, “Will you need an attorney because of the condition of your tree?”
By: Anthony C. Arnoldi, Board Certified Master Arborist WI-0102B
Gypsy moths are quite amazing creatures. They have spread across one third of the United States and are still gaining territory despite rigorous programs to slow the spread. They have been firmly established in Southeast Wisconsin for at least the last 5-7 years. For the first 3 to 4 years, gypsy moth damage was limited to a few “hot spots.” Last season, however, gypsy moth feeding damage was noted in nearly every neighborhood, sometimes lighter, sometimes heavier, but certainly gypsy moth presence is much more universal. We will look at the best way to stop the damage from this pest.
As Special Projects Coordinator, John brings his years of municipal experience to Wachtel's consulting team.
