With the California avocado season beginning, CAC — in collaboration with industry representatives — has developed a series of harvest best practices to minimize the spread of Euwallacea sp. shot hole borers and the fusarium dieback they vector.
Recent freezing temperatures likely caused fruit loss and even tree damage in many parts of California’s avocado growing regions. As you assess the damage in your grove here are some key points to remember.
After a freeze, California avocado growers should look for the following indicators of freeze damage:
The National Weather Service (NWS) has issued a Special Weather Statement for Los Angeles, Ventura, Santa Barbara and San Luis Obispo Counties for Tuesday, December 30, 2014 through Thursday, January 1, 2015.
As growers and pest control advisors plan their arthropod pest management program for 2014, they should consider the consequences of pesticide resistance that would make pest management problematic in the future.
View three presentations concerning threats posed to California avocado groves by new pests and diseases, including laurel wilt disease, fusarium dieback disease, the polyphagous shot hole borer and the Florida redbay ambrosia beetle.
Because avocado trees are tropical rainforest trees, they are active year-round — and that means cultural management of avocado groves is necessary throughout the year. In fall, growers should prepare avocado groves for winter weather events, flush out accumulated salts, and apply pruning techniques and fertilization for optimal spring performance.