Your source for orchard news & information in the Sacramento Valley
Adapted from the article “Alternaria leaf spot and leaf rust of almond” by Joseph Connell, UCCE Farm Advisor, Butte County, and Dr. Jim Adaskaveg, Professor, Department of Plant Pathology and Microbiology, University of California Riverside, in the July, 2013 Sacramento … Continue reading
Adapted from the articule “Verticillium wilt in almonds” by Carolyn DeBuse- former Farm Advisor Solano and Yolo Counties in the July 2010 Sacramento Valley Almond News. Verticillium wilt symptoms show up in orchards in the late spring when the weather … Continue reading
Managing these vertebrate pests is a year-round task. Gophers can be controlled with most methods throughout the year but squirrel control methods change with the seasons depending on the squirrel biology. This article will outline the control methods but also inform you about some outstanding online resources that are useful to learn new information, understand seasonal cycles, and determine the best control methods to use. Continue reading
Adapted from the article “How to Avoid Freeze Damage in Young Walnut Trees” by Katherine Jarvis-Shean, UCCE Farm Advisor Sacramento, Solano and Yolo Counties in the September 2014 Sacramento Valley Walnut News. It’s tempting to push young tree growth as … Continue reading
Adapted from the article “Tools for Weed Management Decisions in Orchard Crops” by Brad Hanson, UC Extension Weed Specialist, Davis in the February 2012 Sacramento Valley Walnut News. Weed control issues and management tools sometimes seem like a constantly moving … Continue reading
Adapted from the article “Bacterial Canker and Blast in Prunes” by Bill Krueger UC Farm Advisor, Glenn County in the February 2010 Sacramento Valley Prune News Bacterial canker is a serious disease of all Prunus species. The causal bacteria, Psuedomonas … Continue reading
Adapted from the articles “Managing fruit brown rot and prune rust” by Joe Connell, UC Farm Advisor, Butte County and “Managing fruit brown rot in prunes” by Franz Niederholzer, UC Farm Advisor, Sutter/Yuba Counties in the Sacramento Valley Prune News, … Continue reading
Adapted from the article “Fall Weed Management Considerations in Prune Orchards” by Emily J. Symmes, UCCE Area IPM Advisor, Sacramento Valley and John Roncoroni, UCCE Perennial Crops Weed Science Advisor, Napa County in the October 2014 Sacramento Valley Prune News … Continue reading
Adapted from the article “Scale Pests in Prune Orchards and Keeping a Balance of Natural Enemies to Control Them” by Carolyn DeBuse, UC Farm Adviser, Solano and Yolo Counties in the October 2010 Sacramento Valley Prune News Three scale pests … Continue reading
Adapted from the article “Prune Rust Management Plan” by Carolyn DeBuse, UC Farm Advisor, Solano/Yolo Co. in the April 2010 Sacramento Valley Prune News. Leaf rust is caused by a fungal pathogen Tranzschelia discolor which over winters as spores on … Continue reading
Adapted from the articles “Hand and mechanical pruning comparisons for French prunes” by Bill Krueger, Farm Advisor, Franz Niederholzer, Farm Advisor, Erick Nielsen, Grower cooperator and Charles Garcia in the October 2009 Sacramento Valley Prune News Prune trees are pruned … Continue reading
Adapted from the article “Honey Bee Safety During Prune Bloom” by Franz Niederholzer, UCCE Farm Advisor, Colusa/Sutter/Yuba Counties and Emily J. Symmes, UCCE Area IPM Advisor, Sacramento Valley in the February 2015 Sacramento Valley Prune News Prune growers grow prunes. … Continue reading
Adapted from the articles “When will harvest start in 2011?” by Franz Niederholzer, UC Farm Advisor, Colusa and Sutter/Yuba Counties and Bill Krueger, UC Farm Advisor, Glenn County and “Using Spring Weather Data to Predict Harvest Date for “Improved French” … Continue reading
Adapted from the article “Frost Protection” by Joe Connell, UC Farm Advisor, Butte County in the February 2011 Sacramento Valley Prune News Mild, radiation frosts occur on still, clear nights, often with the development of a strong inversion. Under these … Continue reading