Spotted wing drosophila (SWD) is a vinegar or fruit fly of East Asian origin. Introduced into Hawaii in the 1980s, first discovered in California in 2008, by 2011 it had found its way into New York State (NY). Today, its ...

A relatively new exotic pest in North America, cherry bark tortrix was found in British Columbia in 1989, in Washington in 1991, spread to Oregon, and has now established itself as a pest of ornamental cherries in the ...

Spotted wing Drosophila (SWD) is a vinegar or fruit fly of East Asian origin. It has been in Hawaii since the 1980s, but was first discovered in California in 2008. By 2010, it had made its way into Florida, Utah, the ...

Originally from Australia, the light brown apple moth can now be found in New Zealand, New Caledonia, Hawaii, the British Isles, and most recently, California. The light brown apple moth is a greater threat than many other ...

Bacterial canker of stone fruit occurs worldwide and is caused by Pseudomonas syringae for which distinct pathovars are known and associated with host range. In New York, the disease predominantly affects sweet cherry, ...

The spotted lanternfly is a planthopper native to China and Southeastern Asia. Discovered in Pennsylvania in 2014, the spotted lanternfly presents a threat throughout much of the United States. While its list of hosts is ...

Variegated golden tortrix is a leafroller native to Europe and Asia. Also known as apple leafroller or brown oak tortrix, variegated golden tortrix is able to feed on the buds, foliage, flowers, and fruit of many plants. ...

The summer fruit tortrix moth is an insect pest native to Europe and Asia. It primarily feeds on apples, cherries, and pears, though it has over 50 other plant hosts. While summer fruit tortrix has yet to be discovered in ...

An insect pest native to Europe and parts of Asia, European cherry fruit fly can infest Prunus spp. such as sweet cherry, tart cherry, mahaleb cherry, black cherry and other wild cherries. This insect can also infest fruit ...

The organism responsible for this disease of apples, stone fruits, and other perennial fruit trees is a phytoplasma: a very small bacterium lacking a cell wall and enclosed in a single membrane. Inhabiting primarily the ...