Everybody keeps asking me “any gray leaf spot yet?” And I answer, “why yes, but not where you think.” Gray leaf spot was diagnosed last week on samples of Hakonechloa that were submitted from a central New Jersey nursery grower.
Continue reading...August 5, 2013 Dean Polk
Befenthrin Labeled for Tree Fruit
We received notice on Friday 8/2, that 3 formulations of bifenthrin are now labeled for use in NJ peaches, nectarines and apples for control of brown marmorated stink bug (BMSB). This is the best product we have for BMSB, and although it is late in the season, growers should find it very useful. There is […]
Continue reading...August 2, 2013 Administrator
Battling Green and False Kyllinga in New Jersey Turfs
By Jim Murphy We are seeing and hearing about increasing problems with green and false kyllinga; both are very troublesome invasive weed species that have moved northward into New Jersey. Green kyllinga and false green kyllinga are very similar in appearance, and both are referred to as green kyllinga. Green kyllinga is very difficult to […]
Continue reading...August 2, 2013 Steven K. Rettke
Oriental Beetle Treatment Window Closes for NJ Nurseries
In most areas of NJ, the application timing of imidacloprid to nursery containers to achieve best efficacy against Oriental beetle grubs (Anomala orientalis) has now expired. The majority of eggs are laid during late June through early July and by the time August arrives, many of the grubs will have begun to molt into the 2nd instar stage. If imidacloprid […]
Continue reading...August 2, 2013 Administrator
Tough Year for Summer Patch Disease
By Jim Murphy I have seen as much disease damage on turf this summer as any year since I began living and working in New Jersey. The weather has been ideal for summer patch and brown patch diseases. Summer patch disease is caused by a root infecting pathogen, Magnaporthe poae. I have observed more damage […]
Continue reading...August 2, 2013 Cesar Rodriguez-Saona
ACGA Preview: Research in Cranberry Entomology
Join us August 15 for the ACGA Summer Field Day to visit research bogs and discuss results. Insecticide Trials against Sparganothis Fruitworm and Spotted Fireworm We are currently conducting experiments to compare the efficacy of various insecticides (Delegate, Altacor, Intrepid, Lorsban, Imidan, and 2 unregistered insecticides) against Sparganothis fruitworm and spotted fireworm larvae in cranberries.
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