Landscape

Landscape

bud-scale-19

The bodies of spruce bud scale resemble a bud and are difficult to see. Look for black sooty mold on the bark as one confirmation of the scale's presence. Peak...

Landscape

black-pineleaf-scale-19

Black pineleaf scale is an armored scale that mostly occurs on trees stressed by drought, nutrient deficiency, or other cause. Crawler activity begins June 30...

Landscape

bbb0518

Often the cause of dieback in birch is bronze birch borer.

Landscape

eesawfly0518

European elm sawfly larvae feed communally, and when disturbed, lift their back sides as a defensive measure.

Landscape

pitch-borer-damage

Pitch mass borers feed on pine resin, and do not bore into the tree. But bad infestations do cause the tree to spend energy producing the large amounts of sap...