Previous Northern Sacramento Valley ET Reports-July 2021
Irrigation Evapotranspiration (ET) Report for Tehama County (Gerber South), Butte County (Biggs and Durham) and Colusa County (Williams) CIMIS stations for July 2021. Continue reading
Author Archives: Sacramento Valley Orchards
Box Hedging May Decrease Sunburn in Prunes
High temperature and light conditions promote sunburn damage in prune orchards. This year’s higher-than-average temperatures through the spring and early summer have resulted in higher reported and observed levels of sunburn on prune fruit in the Sacramento Valley. Mechanical hedging may provide a new tool to help mitigate sunburn damage as we see more days of extreme heat annually. Continue reading
Almond Hull Split Spray Considerations in a Tight Fiscal Year
In a tight fiscal year, the decision of whether or not to make a hull split spray is an easy one: do it. However, the number of hull split sprays, and how much money to put in the tank during each spray, are valid topics for discussion. Continue reading
Previous Northern Sacramento Valley ET Reports-June 2021
Irrigation Evapotranspiration (ET) Report for Tehama County (Gerber South), Butte County (Biggs and Durham) and Colusa County (Williams) CIMIS stations. Continue reading
Previous South Sacramento Valley ET Reports-June 2021
Irrigation Evapotranspiration (ET) Report for Woodland, Davis, Dixon, and Verona CIMIS stations. Continue reading
Large and Small Bug Control in Pistachio
Excerpt from the article “Large and Small Bug Control in Pistachio” by Phoebe Gordon, UCCE Madera and Merced, and Houston Wilson, UC Riverside on the San Joaquin Valley Trees and Vines website. There are a handful of species that attack … Continue reading
Activator Spray Adjuvant Selection
This article describes ingredients and functions of activator adjuvants commonly sprayed on tree and vine crops. Continue reading
2021 Pistachio Irrigation: Drought Mitigation Strategies
Limited water supplies and increasing costs will lead to tough decisions about when is the most beneficial time to irrigate pistachios this season. Read this article to learn more about principles and tools for drought mitigation strategies in pistachios. Continue reading
Resurgence of Perennial Phytophthora Canker Disease of Almonds
Many species of Phytophthora continue to cause serious losses in California almond orchards. Read this article to learn more about the many forms Phytophthora symptoms can take, how infections occur, and how to avoid them. Continue reading
Previous South Sacramento Valley ET Reports- May 2021
Irrigation Evapotranspiration (ET) Report for Woodland, Davis, Dixon, and Verona CIMIS stations. Continue reading
Previous Northern Sacramento Valley ET Reports- May 2021
Irrigation Evapotranspiration (ET) Report for Tehama County (Gerber South), Butte County (Biggs and Durham) and Colusa County (Williams) CIMIS stations. Continue reading
Whole Orchard Recycling and Anaerobic Soil Disinfestation
In this article, we highlight two practices, whole orchard recycling (WOR) and anaerobic soil disinfestation (ASD), as potential elements in new orchard replacement strategies. Continue reading
New walnut variety ‘UC Wolfskill’ released
The UC Davis Walnut Breeding Program has recently released a new walnut variety, ‘UC Wolfskill’ that produces kernels that may have a comparable market value to ‘Chandler’. Read this post to learn more. Continue reading
UC Drought Management Resources for almond, prune, walnut, and olive orchards
As of May 12, 2021, a drought emergency has been declared for 41 CA counties. This blog’s purpose is to share several University of California drought resources that have been created and vetted to support growers during this challenging year. Continue reading
Mechanical Pruning of Prune Trees Update (2021)
In this article we will provide the latest information on the “why” of mechanical pruning, yields of hand vs. mechanically pruned trees, as well as the when, and how to mechanically prune. Continue reading