Fruit Crops Edition

Seasonal updates on diseases, insects, weeds impacting tree fruit and small fruit (blueberry, cranberry, and wine grape). Fruit Pest Alerts are also available via this category feed.
 
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Organic SWD Management Survey

There is a national effort to identify management options for no-spray or organic growers that are trying to manage spotted wing drosophila. If you are an organic grower, please consider filling out this survey to help researchers prioritize areas of research.
Organic Grower Survey on Spotted Wing Drosophila

Fruit IPM Report Apr 22, 2014

Peach Scab

Peach scab lesions on fruit with old lesions on wood.

This week in Fruit IPM

  • Peach
  • Apple
  • Pear
  • Blueberry
  • Scouting Calendar
  • Trap Counts (Southern Counties)

[Read more…]

Stinger Controls Difficult Composite and Legume Weeds in Blueberries

Stinger has been labeled for weed control orchards for years, and now has a label for use in blueberries. The weeds controlled fall into two botanical plant families, composites and legumes.

Mugwort in blueberries is also called wild chrysanthemum due to its scent when the leaves are crushed.

Mugwort is also called wild chrysanthemum due to the scent when the leaves are crushed.

Common composite weeds found in our orchards include Canada thistle and other thistles, goldenrod species, aster species, common dandelion, mugwort (wild chrysanthemum), horseweed (marestail or stickweed), and ragweed species. Legume weeds include vetch species and clover species.
[Read more…]

Casoron 4G Weed Control in Established Bearing Cranberry Bogs

Casoron will control most annual broadleaf weeds and suppress or control many perennial broadleaf weeds in cranberries, including redroot. Apply Casoron 4G to cranberry bogs after the winter flood has been removed, but before the vines break winter dormancy and begin to grow.

Casoron controls or suppresses many "hard to control" weeds, including redroot.

Casoron controls or suppresses many
“hard to control” weeds, including redroot.

[Read more…]

Cranberry Weevil Research

In field evaluations, we demonstrated that yellow sticky traps baited with the blend of four aggregation pheromone components trapped significantly more cranberry weevil adults than un-baited controls.
Development of pheromone-based monitoring lures is an important step toward spatially-precise management techniques that may lead to significant reduction in the use of pesticides targeted against cranberry weevil in blueberries.

Cranberry Weevil Traps

Evaluation of Different Color Cranberry Weevil Traps

The cranberry weevil is a key pest of highbush blueberries in New Jersey and of cranberries in Massachusetts. [Read more…]

Pesticide Storage Inventory Due May 1

All NJ licensed pesticide applicators, as well as dealers, who store pesticides are required by law to send a copy of their storage inventories with an explanatory cover letter to the local fire company by May 1st each year. [Read more…]