Rutgers Cooperative Extension IPM personnel are currently deploying blacklight trap and insect pheromone trap networks throughout the state. Sampling will commence within one week, and insect data will be published in the Plant and Pest Advisory Online and on the Pest Map Archive as soon as target pests begin to appear.
Continue reading...Leaf Spot Diseases in Landscape Turf

An unexpected sample walked into the laboratory at the end of last week. Net blotch, which is caused by the fungus Drechslera dictyoides, was subsequently diagnosed on a sample of turf-type tall fescue.
Continue reading...Growers Guide to the DMI or SBI Fungicides (FRAC code 3)
The DMI (DeMethylation Inhibitors) or SBI (Sterol Biosynthesis Inhibiting) fungicides belong to FRAC code 3 which include the triazoles and imidazoles. Some of these fungicides are commonly known as Tilt (propiconazole), Rally (myclobutanil), Folicur (tebuconazole), and Procure (triflumizole).
Continue reading...Take Off Your Rose Colored Glasses

Downy mildew was identified in Knock Out® rose samples submitted to the Plant Diagnostic Lab from a south-Jersey nursery this week. Knock Outs®, which have few problems, have been a favorite in New Jersey landscapes in recent years. Unfortunately, it seems this plant has met its Achilles’ heel.
Continue reading...Vegetable Disease Briefs – 4/26/13
Leaf spots were reported in spinach and other greens this past week. Growers should remain diligent and scout on a regular basis. With the dry weather expected over the next week, any use of overhead irrigation will help spread potential disease. Growers should apply preventative fungicides in advance of any disease developement or use of […]
Continue reading...Vegetable Diseases of the Week – 4/26/13

Rhizoctonia root rot on infected strawberry. Leaf spot on strawberry. Sunscald injury on stems of newly transplanted pepper seedlings caused by stems laying against edges of black plastic mulch on hot, sunny days.
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