Special Announcement! : The long awaited update to the NJ Commercial Tree Fruit Production Guide is available. We have updated the pesticide tables to include new products, pesticide safety, and efficacy. We hope to have the text sections updated for 2021. Tree Fruit Phenology: Tree Fruit Phenology remains advanced, but development is slowing. In southern […]
Continue reading...April 6, 2020 Andy Wyenandt
Spear Damage in Asparagus
Spear damage in asparagus can be caused by diseases such as Phytophthora spear and crown rot and purple spot. However, other environmental factors during the spring can damage spears as they emerge from the soil. Freeze Injury – About 10 days ago temperatures dipped well below freezing for a night or two, and combined with the higher than […]
Continue reading...April 6, 2020 Andy Wyenandt
Controlling Septoria Leaf Spot and Bacterial Leaf Blight in Parsley
Septoria leaf spot (SLS) in Parsley can cause significant losses in fields where it has become established. Like other Septoria’s, the leaf spots produced on parsley look much like the leaf spots produced on tomatoes and other crops. Septoria leaf spot overwinters from year to year on infected debris so long crop rotations of 2 […]
Continue reading...April 4, 2020 Andy Wyenandt
Vegetable Disease Update – 4/4/20
Warmer days and cool nights, along with cool soils and the regular wet weather has made conditions ideal for disease development in some spring crops. Growers should consider applying preventative fungicide applications for early-season diseases, particularly root rots, either in the transplant water or shortly after transplanting or seeding to help mitigate potential issues. All […]
Continue reading...April 4, 2020 Andy Wyenandt
Controlling white mold in spring crops
White mold, or lettuce drop, caused by Sclerotinia sclerotiorum, can cause serious losses in lettuce and other susceptible crops if left uncontrolled. Disease development is favored by wet, humid conditions (especially in high tunnels and fields) with known histories of the disease.
Continue reading...April 4, 2020 Andy Wyenandt
Damping-off: Identifying and Controlling Early-Season Damping-off Pathogens
It is extremely important to know which pathogen is causing damping-off problems and which fungicide to properly apply. The key to controlling damping-off is being proactive instead of reactive. Always refer to the fungicide label for crop use, pathogens controlled, and application rates. Damping-off is caused by a number of important vegetable pathogens and is […]
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