Anthracnose, caused by the fungus Colletotrichum lagenarium, is a destructive disease of cucurbits occurring during warm and moist seasons. Significant damage can occur to cucumber, muskmelon, and watermelon unless resistant ...

Vine crops such as pumpkin, squash, cucumber and watermelon are some of New York State’s most valuable vegetable crops. These crops require pollination by bees, the most well-known of which is the honey bee, Apis mellifera. ...

Septoria leaf and fruit spot, caused by the fungus Septaria cucurbitacearum, can be an important disease of certain cucurbits grown in the Northeast and Midwest. The fungus can infect the leaves of muskmelon, pumpkin, ...

Viruses are the most common causes of diseases affecting cucurbits in New York. These diseases result in losses through reduction in growth and yield and are responsible for distortion and mottling of fruit , making the ...

Phytophthora blight of pepper is caused by the fungus Phytophthora capsici. Other names applied to this disease of peppers are damping off and Phytophthora root rot, crown rot, and stem and fruit rot. All of these names ...

Gummy stem blight, caused by the fungus Didymella bryoniae as the sexual stage (perithecia giving rise to ascospores) and Phoma cucurbitacearum as the asexual stage (pycnidia producing conidia), is a common disease of all ...

Although scab of slicing and pickling cucumbers is rare because of the availability of many resistant varieties, this disease can still be of significance for other cucurbits including summer and winter squash, true and ...

Powdery mildew is a common disease of cucurbits under field and greenhouse conditions in most areas of the world. All cucurbits are susceptible, but symptoms are less common on cucumber and melon because many commercial ...

Botrytis blight, or gray mold, as it is commonly known, has an exceptionally wide host range with well over 200 reported hosts. The fungus can occur as both a parasite and a saprophyte on the same wide range of hosts. This ...

Squash and pumpkins are commonly grown in the Northeast by home gardeners as well as by commercial farmers for fresh market sales, for freezing and canning, or for Halloween and decorative purposes. Squash can be eaten ...