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Biscogniauxia Canker Of Oaks
Pronounced bisk-o-nee-ox-e-a, this fungus can be identified by the dark-colored, crusty fungus tissue on dead,
cankered areas. Light-colored spore masses are frequently seen on branches and stems of severely affected trees. Large pieces of bark may slough off, exposing the fungus underneath.
Emerald Ash Borer
Emerald ash borer (EAB) is an Asian beetle that threatens the existence of ash trees throughout North America. These insect pests have killed millions of ash trees in urban areas, woodlots, and nurseries, spreading via infested nursery stock and firewood.
Elongate Hemlock Scale
Elongate hemlock scale is an armored scale pest with a hard, waxy coating. Small, oblong, flattened insects appear on lower needle surfaces.
False Oleander Scale
False oleander scale is one of the most serious pests affecting ornamentals in southern regions such as Florida, appearing as numerous white specks or larger, blurry spots (clusters of these insects) on plant leaves
Pine Wilt Disease
Pine wilt disease is caused by tiny worms called pine wood nematodes and beetles called sawyers that work together resulting in a disease that rapidly discolors and kills pine trees.
Railway Vegetation Management
Nashville Commercial Landscaping
Background on Japanese Beetles
Shawn Kingzette of Davey's Northwest Chicago office explains when Japanese beetles will likely appear and what homeowners can do to deter these pests from making a meal of their landscapes.
Birch Leafminer
Birch leaves develop brown, inflated blotches by mid to late spring. Leaves may be killed by small larvae inside the leaves that devour green tissues between the upper and lower surfaces.
Spotted Lanternfly: What You Need to Know
The spotted lanternfly is a dangerous invasive insect. Early detection is critical to stop an infestation, but how can you tell if your trees are at risk?
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