IPM Insect Update – August 22, 2016

University of California IPM Insect Update
Tehama County
8/22/2016

Insect First Biofix Second Biofix Third Biofix Fourth Biofix Activity Moths/Day Avg. Deg. Days / Day Day Degrees from Biofix
Codling Moth 3/24 5/31 7/11 8/15 1.0 30.1 211
Oriental Fruit Moth 3/17 5/19 6/27 7/28 .79 35.6 856
Peach Twig Borer 4/7 5/31 7/11 8/22 8.3 30.1 0
Navel Orangeworm Eggs 4/7 - - - .64 26.4 2629
San Jose Scale 3/21 - - - - 29.6 3132
Walnut Scale Crawlers 5/16 - - - - - -

  • In the walnut orchard we monitor, we now have 3 sprays on for WHF. Be careful – every orchard is different. Watch your traps and treat accordingly.
  • Additional Pest management information is available at the UC IPM website including a day degree calculator (http://www.ipm.ucdavis.edu).

Richard P. Buchner and Cyndi K. Gilles
Orchard Advisor & Research Associate
UC Cooperative Extension Tehama County
(530) 527-3101

Thank you for our trap supplies!

Subscribe

Leave a Reply

Your email address will not be published.