With a cold, wet March, the spring crops have been slow to be put in, and consequently there have been few pest concerns. However, this will change with the onset of temperatures nudging 60⁰ F and drier conditions. There is always the question of how well did the insects survive the winter. [Read more…]
Vegetable Crops Edition
Seasonal updates and alerts on insects, diseases, and weeds impacting vegetable crops. New Jersey Commercial Vegetable Production Recommendations updates between annual publication issues are included.
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March 25, 2013 Richard Buckley
Might be Mites on Your Spinach?
Tan lesions due to the fungus Cladosporium variable on spinach. Photo: Sabrina Tirpak, Rutgers PDL
Spinach samples were submitted to the Plant Diagnostic Laboratory today from a local organic grower. They were submitted for the diagnosis of a leaf spot disease, but closer evaluation revealed much more. [Read more…]
March 19, 2013 Andy Wyenandt
New Supplemental Label for Priaxor
Priaxor: For disease control and plant health in fruiting vegetables (0-day PHI).
March 19, 2013 Andy Wyenandt
Seed treatments and selected fungicides and bactericides for the GH
All seed used in transplant production, as well as, any transplants brought into the greenhouse should be certified ‘clean’ or disease-free. Important diseases such as Bacterial leaf spot of tomato and pepper can cause major problems in transplant production if introduced in the greenhouse. [Read more…]
March 19, 2013 Andy Wyenandt
Pathogens that Cause Damping-off
Damping-off is caused by a number of important vegetable pathogens and is very common during the spring. Damping-off can kill seedlings before they break the soil line (pre-emergent damping-off) or kill seedlings soon after they emerge (post-emergent damping-off). Common pathogens that cause damping-off include Pythium, Phytophthora, Rhizoctonia and Fusarium spp. [Read more…]
February 5, 2013 Joe Ingerson-Mahar
Pepper Weevil Damage Monitoring and Control in New Jersey
Pepper weevil does not overwinter in New Jersey. Once established during the season, pepper weevil spreads quickly and is destructive to pepper crops in fields or greenhouses. Why do we care about pepper weevil? Pepper weevil are the most important pest of pepper in sub-tropical regions like Florida, Texas, Georgia, Arizona, New Mexico and Mexico. They are transported to NJ, spread to farms causing extensive damage, and are carried as far north as Canadian greenhouse pepper crops.
