Navel orangeworm (NOW) hit the pistachio crop hard in 2016. Experts estimate NOW cost pistachio growers $100 million total last season. So far, the rare wet winter will help keep over-wintering populations down, but growers need to dedicate attention to the pest.
Southern California, which in recent times ejected the red palm weevil, has a new problem to ponder. It’s the South American palm weevil, which has arrived in the San Diego area from Tijuana and likes to dine on palm trees—both the ornamental and the date-growing kind.
A new electronic bug trap reduces labor and can save a grower in application costs. The trap aims to replace the old sticky traps that are currently used to monitor several pests.
Researchers have confirmed that a type of hopper transmits the virus associated with red blotch disease. Experts believed spread was happening as symptoms were popping up sporadically, and now researchers know why.
Ants are a hit-or-miss pest in almonds, depending a lot on the soil type of the orchard. Advisors say properly identifying ants is an important step to determining pressure.
Walnut growers are monitoring their orchards for codling moth this time of year. A codling moth treatment should depend on several factors.