The International Society of Arboriculture's site helps homeowners find certified arborists, plus Neil Sperry sheds light on crape myrtle bark scale pest.

Psyllids are minute insects that are related to aphids, whitefly, and scale. They are also sometimes called jumping plant lice, because, as you know if you have an infestation, they can really jump.

First detected in the U.S. in Dallas in 2004, crape myrtle bark scale is a sucking insect that feeds on the sap of plants. It ...

3), and can be up to 2 mm wide with a central pale ring. The test is not attached to the body and can be peeled back to reveal the soft-bodied scale insect (Fig.3). Spends winter as a female beneath ...

White, wooly adults (figure 1, 2) with pink to purple eggs underneath (Figure 3) can be seen in late spring. The first generation was observed in late May through early June using a hand lens or ...

The gloomy scale is a species of armored scale insect (family Diaspidae) that infests many trees but is most associated with maples. These gray-brown insects attach themselves to bark and use ...

Common houseplant pests include aphids, mealy bugs, fungus gnats and scale. How they find their way onto our plants varies from infected new plant purchases, as hitchhikers on plants that spend ...

Other insects provide humans with material goods such as honey (honey bees), silk (silk moths), dyes and shellac (scale insects), and tannic acid and inks (insect galls). Without insects ...