Information on plant disease identification and control, including rot, freeze damage, rust, blight, mold, scales, bacteria, viruses, fungus, wilt, mildew, gall, mites, moths and cankers. Tips on integrated pest management and herbicide summaries.
WhenMultiple Options Available
This workshop will address major disease and pest problems facing Pennsylvania grape growers.
WhereSummit Hill, PA
Come join Penn State Master Gardeners of Carbon County as they present their spring workshop "It's Time to Plant."
Oak wilt was not known in New York before 2008, but foresters and arborists are managing it there now.
By Marley E Skinner, Montserrat Fonseca Estrada, Tianna DuPont, Mike Basedow Length8:37
Este video revisa los fundamentos de la exploración adecuada y la identificación de enfermedades comunes y sus síntomas.
Within the past week, there have been three separate reports of downy mildew on jack-o-lantern pumpkin in eastern Virginia.
Management considerations are discussed for mitigating pome fruit rots before and after harvesting.
More Online Courses
Learn a process for diagnosing plant health problems, including signs and symptoms of diseases, pests and insects, and environment or management issues.
Management considerations are discussed for mitigating pome and stone fruit rots. Hail damaged fruit destined for juicing still need protection from rots.
The rainy weather is not letting up and neither is downy mildew pressure.
Conditions may be optimal for several fungal and bacterial pome and stone fruit diseases in July.
By Marley E Skinner, Mike Basedow Length8:21
Tomatoes are an important and profitable crop for many vegetable growers. This video reviews the basics of proper scouting and identification of common diseases and their symptoms.
Be on the lookout for diseases, as well as timber rot in high tunnel tomatoes, that spread in some of the recent rain events that moved across the Pennsylvania.
By Kathy Demchak, mahfuzur rahman
Orange rust, Gymnoconia nitens, is a systemic disease, any plants propagated from infected plants will also be infected.
Bacterial spot, Xanthomonas arboricola pv. pruni, is a difficult disease to manage.
Early season apple disease management is primarily directed at controlling scab.