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Hackberry trees in Denton County are being hit by hard by moth larvae. The small green caterpillar eats the flesh out of the leaves, leaving only the veins. The defoliation can make a hackberry tree appear as if it is…
What Causes the Sooty Mold to Develop? The sooty mold on your crape myrtles is caused by a sap-feeding insect, known as Crape Myrtle Bark Scale (CMBS). The insect’s excrement, known as honeydew, is sugary. Eventually, the sugary honeydew becomes moldy,…
Leaf galls and wasps The strange growths on the back of the leaves, such as those picture below, are known as leaf galls. Galls are formed when a wasp lays an egg. Along with the egg(s), the wasp secrets a…
Background The Emerald Ash Borer (EAB) has been discovered in Denton, County. The ISA Certified Arborists want to make sure that our customers and the community at large have accurate information and with proper knowledge can decide how they want…
The Fall webworm is a moth that infests Pecans and other hardwood trees and creates unsightly webbing tents on the ends of limbs in the late summer. What you see is the caterpillar life stage of the moth. The caterpillars…
That unappealing black coating on your tree is actually a harmless byproduct of a bug! The black substance is called sooty mold and grows on the waste product of an insect called scale. The mold itself is fairly harmless, more…
You may have heard on the news that the Emerald Ash Borer (EAB) is now in North Texas. Some of these reports will sound alarmist and are designed to generate fear and sell some services. While the report is true,…
Honeydew is a sticky, sugary liquid that is insect waste. Insects called aphids (and some scale species) suck on plant sap and secrete a liquid we all know as honeydew. For the most part, an infestation of these messy insects…
The unusual weather this year has set up conditions for a very obscure moth to come out of obscurity and defoliate many of the hackberry trees in southern Denton County. The moth larvae is a small green caterpillar about 1/2…