The grape cane girdler is one of two Ampeloglypter species which can attack new shoot growth in the spring. It has been reported from throughout the midwestern and eastern United States. Originally this species was described ...

Phomopsis cane and leaf spot, once known as “dead arm,” is a common disease in most regions of the world where viticulture is practiced. Severely infected leaves are misshapen, yellow, and fall from the vine prematurely. ...

The strawberry bud weevil (SSW), a species native to North America, is also known as the “clipper” because of its habit of clipping flower buds. In the United States, SSW is a widespread and common pest of strawberry, ...

The peachtree borer (PTB), a native insect, is a major pest of stone fruits in the United States and Canada. Prior to the introduction of the peach, it lived on native wild cherries and plums. The majority of PTB have a ...

The pear psylla is the primary pear pest in North America. It was accidentally introduced into Connecticut in about 1832 and remained an Eastern pest until it was found in the Spokane Valley of Washington State in 1939. ...

The San Jose scale (SJS) is a pest of tree fruit. Trees attacked include apple, peach, and pear. Originating in the Orient, it was introduced into California’s San Jose Valley on infested plant stock in 1870. The SJS has ...

Spotted lentiform leafminer (STLM) was first used to name P. blancardella but has been ascribed to and describes the injury to apple leaves caused by all five species. P. blancardella, of European origin, and the two native ...

Leather rot is a disease of strawberries that occurs sporadically throughout New York State. Although it is a less common cause of fruit decay than gray mold (Botrytis fruit rot), leather rot can cause significant damage ...

Mummyberry is perhaps the most common disease of blueberries in North America. Its severity varies greatly from year to year depending on weather conditions. Crop losses can be significant in years with rainy springs. ...

The larvae of several Lepidoptera are collectively called green fruitworms because of their general appearance and tendency to damage apple and pear fruit. One species, Orthosia hibisci, which will be referred to as the ...