Boxwood psyllids lay eggs in the leaves in summer, causing cupping and distorted leaves as the nymphs emerge the following spring. This damage is cosmetic and may be removed through pruning.

Boxwood has been a popular plant in formal garden settings for many centuries, used as hedging or to create topiaries by gardeners who excel in this special craft. It has always been regarded as the ...

Many home gardeners choose to plant boxwoods in their yards. Caring for a boxwood shrub isn't rocket science, and these glossy evergreens can provide easy visual appeal to your space. There are also ...

The disease is spread primarily by insects called psyllids and ultimately causes trees to produce less fruit and, within a few years, die. Storm winds further damage the weakened trees ...

Citrus greening might not sound particularly deadly, but this disease, spread by a tiny insect called the Asian citrus psyllid, is the biggest threat facing citrus growers around the world. While it ...

Among these specimens, researchers identified a new genus of whitefly, along with the first known psyllid wing fossil from this part of the world. They studied puparia on old leaf fragments and noted ...

Citrus psyllid is the only insect vector of citrus Huanglongbing (HLB), which is the most destructive disease in the citrus industry. There is no effective treatment for HLB, so detecting citrus ...