By Arborjet | Published: February 9, 2012

About Anthracnose
Anthracnose (Leaf Blight) is a fungal disease that includes many species of fungi and affects many species of trees including ash, dogwood, maple, beech, birch, elm, linden, oak, sycamore and willow. Visible symptoms of the disease vary with species and host but most commonly, infected leaves develop tan to reddish brown lesions that extend along the veins of the leaf.
Host Trees for Anthracnose
Ash, Maple, Beech, Birch, Elm, Linden, Oak, Willow.
Treatments for Anthracnose
Trees with Anthracnose can be treated with: Alamo® Fungicide (Sycamore only) or PHOSPHO-jet.
Learn More About Common Tree Pests & Treatments

- Click here to view the entire Pocket Guide and order your copy today!
Posted in Pest Info, Products, Tree Benefits, Tree Diseases, Tree Info, Tree Insects | Tagged alamo, anthracnose, ash, beech, birch, dogwood, elm, fungal disease, leaf blight, linden, maple, oak, phospho-jet, sycamore, willow
By Arborjet | Published: February 7, 2012

Photo courtesy of entnemdept.ufl.edu
About Aphids
Aphids are piercing, sucking insects which include a vast number of species. They have various shapes, colors and sizes, but are usually small, soft bodied, and pear shaped, with long thin legs. Aphids are often found feeding in large groups and are slow moving. They excrete a sticky substance called “honeydew” which will often cover objects below an aphid infested tree. Aphids do damage when populations become very high at which point leaves will become curled, distorted and/or yellow. Growth will be stunted and again, honeydew will be excreted on objects below the tree.
Host Trees for Aphids
Ash, Oak, Maple, Willow, Fruit Trees
Treatments for Aphids
Trees with Aphids can be treated with: ACE-jet, IMA-jet or AzaSol™.
Learn More About Common Tree Pests & Treatments

- Click here to view the entire Pocket Guide and order your copy today!
Posted in Pest Info, Products, Tree Benefits, Tree Diseases, Tree Info, Tree Insects | Tagged ace-jet, Aphids, ash, azasol, Fruit Trees, honeydew, IMA-jet, maple, oak, willow
By Arborjet | Published: February 2, 2012

Magnolia tree in a front yard. Photo courtesy of Wikipedia.
The 80 different species of Magnolia trees can be found throughout the Eastern United States and Southeastern Asia.
Magnolia Tree Insect Pests & Treatments
Magnolia Tree Diseases & Treatments
- Leaf Spot (Treatments: PHOSPHO-jet)
- Cankers (Treatments: PHOSPHO-jet)
Learn More About Common Tree Pests & Treatments

- Click here to view the entire Pocket Guide and order your copy today!
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Posted in Pest Info, Tree Benefits, Tree Diseases, Tree Info, Tree Insects | Tagged ace-jet, Armored magnolia scale, azasol, cankers, leaf spot, Magnolia tree, Magnolia tree diseases, Magnolia tree insects, phospho-jet
By Arborjet | Published: January 31, 2012

Side shot of a hemlock tree courtesy of hemlocktree.org
Hemlock trees can grow up to 80 feet tall and have a spread of 30 feet.
Hemlock Tree Insect Pests & Treatments
Hemlock Tree Diseases & Treatments
Learn More About Common Tree Pests & Treatments

- Click here to view the entire Pocket Guide and order your copy today!
Posted in Pest Info, Tree Benefits, Tree Diseases, Tree Info, Tree Insects | Tagged ace-jet, azasol, hemlock elongate scale, Hemlock tree, hemlock tree diseases, hemlock tree insects, Hemlock Woolly Adelgid, IMA-jet, phospho-jet, phytophthora root rot, spider mites
By Arborjet | Published: January 27, 2012

Apple tree blossoming in spring
Apple trees are small trees that produce their fruit in the fall and blossom in the spring. The apple tree is native to Western Asia but can be found throughout the globe.
Apple Tree Insect Pests & Treatments
- Bagworm (Treatment: AzaSol, ACE-jet)
- Fall Webworm (Treatment: AzaSol, ACE-jet)
- Japanese Beetle (Treatment: AzaSol, ACE-jet)
- Plant Bug (Treatment: AzaSol, ACE-jet)
- Tent Caterpillar (Treatment: AzaSol, ACE-jet)
- Winter Moth (Treatment: AzaSol, ACE-jet)
Apple Tree Diseases & Treatments
Learn More About Common Tree Pests & Treatments

- Click here to view the entire Pocket Guide and order your copy today!
Posted in Asian Longhorned Beetle, Pest Info, Tree Benefits, Tree Diseases, Tree Info, Tree Insects | Tagged ace-jet, apple scab, apple tree, apple tree diseases, apple tree insects, azasol, bagworm, fall webworm, fireblight, phospho-jet, plant bug, tent caterpillar, winter moth
By Arborjet | Published: January 24, 2012

Emerald Ash Borer - Image by Dave Cappaert
Emeraldashborer.info has long been regarded as one of the foremost authorities on the web for Emerald Ash Borer news and information. Their Emerald Ash Borer Information Network uses Twitter to share the latest news from across the web, illustrating new ways for you to get involved in the fight against EAB in your area.
Here are a few examples of recent posts:
Check it out and stay informed!
By Arborjet | Published: January 17, 2012
If you’re in Colorado, you’re in luck! Arborjet is hosting and attending a number of events in January and February to spread the word about trunk injection technology.
Tues. January 24: Tree Pest Seminar
Join Rob Davis (Denver City Forester), Dr. Don Grosman (Texas Forest Service), and Arborjet for an informative seminar about Colorado tree pests and trunk injection technology on Tuesday, January 24 from 9:30am to 3pm at the Denver Botanic Gardens. Click here for more details about the agenda and each speaker’s topic. Attendance is free for anyone who registers before January 22 or $10 at the door. Please call Nichole at 781-935-9070 or email her at nicholebaldwin@arborjet.com to register. You can also click here to register for the Colorado Tree Pest Seminar.
February 7-10: ProGreen EXPO
From Tuesday, February 7 to Friday, February 10, come visit Arborjet at the ProGreen EXPO in booth #410. We’ll be there demonstrating the latest in trunk injection technology and teaching service providers how they can grow their business and save trees at the same time.
February 11-19: Colorado Garden & Home Show
Colorado’s biggest garden and home show is quickly approaching! We’ll be at the Colorado Garden & Home Show from Saturday, February 11 to Sunday, February 19 in booth #1676 talking to homeowners about trunk injection and how they can save their trees from Mountain Pine Beetle, Sudden Oak Death, and nutrient deficiencies.
See you there!
By Arborjet | Published: December 31, 2011
As 2011 comes to a close, let’s take a look at the most talked-about topics here on the JetBlog:

Here’s to a happy, healthy, prosperous New Year!
By Arborjet | Published: December 29, 2011

Drought and excessive heat created major impacts across Texas, Oklahoma, New Mexico and several other states. Photo courtesy of CNN.com.
The effects of the 2011 drought in Texas may take years to be fully revealed, but early estimates by the Texas Forest Service indicate that between 100 million and 500 million trees have been killed, and more are likely to fall in the coming years. This accounts for between 2% and 10% of all Texas’s trees.
Further research required
It’s difficult to say now, but in the spring, satellite imagery and aerial photography will be employed to further survey the damage from the droughts. According to the National Oceanic and Atmospheric Administration, severe to extreme drought affected about 20% of the contiguous United States as of the end of November.
According to a report on CNN, research into the health and prosperity of trees is conducted as the Forestry Inventory and Analysis, part of a census-like program administered by the Sustainable Forestry Department.
2011 was certainly a wild year for weather, from tornadoes and hurricanes to late snow and early snow to flooding and drought. It’s easy to see the human devastation these natural disasters wreak, but at times it’s more difficult to appreciate how it’s affecting nature around us.
By Arborjet | Published: December 27, 2011
The Virginia Department of Forestry says the state is rapidly losing its tree canopy. The state loses as much as 16,000 acres of forest every year, which works out to about 44 acres of forest a day, according to the 2011 State of the Forests Report.
According to an article posted on American University Radio’s site,
“Charlie Becker with the Forestry Department says a lot of that has to do with development: ‘As the population of Virginia grows we have more people we need to have homes for, more services, and we tend to sprawl out more and people like to have things out in rural areas and in forest land.’
But he says it isn’t just shopping centers, subdivisions, and roads that are taking away trees. Invasive insects, including the emerald ash borer and gypsy moth, are also threatening Virginia’s forests. They can bring canker disease to walnut trees and are often transportated around in firewood. So he’s calling on residents to watch out for the health of their trees.”
Create a forest management plan
Landowners are encouraged to create a forest management plan to protect their trees. This can be as simple as taking notes of what types of trees you have on your property and keeping an eye on their health. If you suspect your tree is suffering from an insect or disease pest, contact a professional who can diagnose the tree’s issue and recommend a course of treatment or improvement.