Verticillium Wilt of Almond (and Pistachio)

The high heats of late spring/early summer can bring upon the onset of wilts. Verticillium wilt, a common occurring wilt, is caused by the fungus Verticillium dahliae Klebs. V. dahliae is widespread in soils throughout the county, with susceptible hosts in a large number of perennial and annual crops. Within perennial crops, almond and pistachio […]

Read more

Kaolin Clay May be Useful in Increasing Chill Accumulation in Pistachios

David Doll, University of California Cooperative Extension, Merced, CA; Clay Beck and Joe Coelho, Valley Orchard Management, Three Rocks, CA. A preliminary study conducted by the University of California Cooperative Extension and Valley Orchard Management in which Surround® was sprayed onto dormant pistachio trees has shown an increase in cluster count and yield. This technique […]

Read more

Observations from a Trip Down Under – The Australian Almond Industry

During the first two weeks of November, I was able to attend the once-every-four-years International Research Congress on Pistachios and Almonds. This meeting was held in Adelaide, Australia in which almond and pistachio researchers (as well as some growers) attended to discuss recent research within these crops. Prior to the conference, I toured some orchard […]

Read more

Where are Leaffooted Bug Overwintering?

Written by Kris Tollerup, University of California Cooperative Extension Area-wide IPM Advisor, Kearney Agricultural Research and Extension Center, Parlier, CA For a few seasons now, I have been interested in understanding more and ultimately finding better monitoring tools for Leaffooted bug, Leptoglossus spp.  Most growers and PCAs have a  good working knowledge of this bug […]

Read more