Your source for orchard news & information in the Sacramento Valley
Adapted from the articles “Spacing Walnuts for Optimum Light Interception and Production” by Bruce Lampinen, Walnut and Almond Specialist, UC Davis and Janine Hasey, UCCE Farm Advisor, Sutter, Yuba, Colusa Counties; and “Perspective on trends in orchard spacing, pruning and … Continue reading
Adapted from the article “Winter Irrigation During Drought” by Joseph H. Connell, UCCE Farm Advisor Emeritus, Butte County in the December 2008 Sacramento Valley Walnut News. We know that during the winter months walnuts can be hurt by either too … Continue reading
Adapted from the article “Best Management of Replant Alternative Fumigants” by Carolyn DeBuse, Former UCCE Farm Advisor, Solano, Yolo Counties and Michael McKenry, Extension Nematologist Emeritus and “Orchard removal and site preparation for walnut planting” by Joseph Connell, UCCE Farm … Continue reading
Adapted from the article “Why are some individual young walnut trees turning yellow and not growing?” by Richard Buchner and Joe Connell, UCCE Farm Advisors, Tehama and Butte Counties in the September 2010 Sacramento Valley Walnut News When an individual … Continue reading
Adapted from the articles “Building an effective orchard weed management program” by Brad Hanson, UC Cooperative Extension Specialist, UC Davis and “Planning your weed management program” by Andrew Johnson, former UCCE, Almond Board of California Intern in the Sacramento Valley … Continue reading
Adapted from the article “Tackling Last Season’s Outbreak of Almond Scab in Spring 2007 – An Update” by Joseph Connell, UC Farm Advisor, Butte Co. in the April 2007 Sacramento Valley Almond News. Almond scab is a fungal disease of … Continue reading
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 article “Observations on Krymsk 86 rootstock” by Joe Connell, UC Farm Advisor, Butte County in the September 2011 Sacramento Valley Almond News Krymsk 86 is a peach-plum hybrid rootstock (Prunus persica x P. cerasifera) that originated in … Continue reading
Adapted from the article “Honey Bee Safety During Bloom” by Emily J. Symmes, UCCE Area IPM Advisor, Sacramento Valley in the December 2014 Sacramento Valley Almond News. Honey bee safety is not a new concept in agriculture, particularly for almond … Continue reading
Adapted from the articles “Blue Orchard Bees — Potential for Almond Pollination?” by Carolyn Pickel, Area IPM Advisor, Glenn Nader, Farm Advisor Sutter-Yuba and Joe Connell, Farm Advisor Butte County and “Almond orchards with wild insects have higher fruit set” … Continue reading
Adapted from “Guidelines for planting almonds” by Bill Krueger, UC Farm Advisor, Glenn County in the January 2012 Sacramento Valley Almond News. Plant only into soil that is at field capacity or drier. Planting into wet soil can cause compaction, … Continue reading
Adapted from the article “Crown rot or pruning wound cankers” by Joseph Connell, UCCE Farm Advisor, Butte County in the April 2013 Sacramento Valley Almond News. Almond pruning wound cankers can become a problem when recent pruning cuts are followed … Continue reading
Adapted from the article “General Guidelines for Sacramento Valley Orchardists Wishing to select Rotation Crops and Intercrops that do not increase Nematode Pests” by Michael McKenry, Extension Nematologist, Kearney Agricultural Center in the July 2011 Sacramento Valley Almond News. The … Continue reading
Adapted from the article “Leaf blight” by Joseph Connell, UCCE Farm Advisor, Butte Co. in the October 2012 Sacramento Valley Almond News Leaf blight is caused by the fungus, Seimatosporium lichenicola. The fungus kills individual infected leaf petioles, cutting off … Continue reading
Adapted from the article “Waterlogged orchards” by Bill Krueger, UC Farm Advisor, Glenn County in the February 2011 Sacramento Valley Orchard News A saturated soil profile can damage orchards in two ways. First, tree roots respire and require oxygen. Saturation … Continue reading