Southern Sacramento Valley ET Report – March 5, 2017
Irrigation Evapotranspiration (ET) Report for the Woodland, Davis, Dixon and Verona CIMIS stations. Continue reading
Author Archives: Dani Lightle
Aerial Phytophthora or Bacterial Canker?
Weekly “Photos from the Field” feature images taken while on farm calls. They reflect current conditions and questions that I am receiving from growers & PCAs. Continue reading
Conditions Right for Blue Prune
Prune growers should be aware that the weather conditions this upcoming week favor development of blue prune. Blue prune drop is associated with the rapid increase of orchard temperatures. We’ve had a mild spring with temperatures forecast to be in the low- to mid- 90s this week. Continue reading
Tehama County Weekly Pest Update – March 27, 2017
This is the weekly IPM pest update from Tehama county, with biofixes and trap activity for: codling moth, oriental fruit moth, peach twig borer, navel orangeworm, San Jose scale, and walnut scale. Continue reading
Tehama County Weekly Pest Update – April 3, 2017
This is the weekly IPM pest update from Tehama county, with biofixes and trap activity for: codling moth, oriental fruit moth, peach twig borer, navel orangeworm, San Jose scale, and walnut scale. Continue reading
Options for Gopher Management
A bad gopher infestation can reach populations as high as 30-40 per acre. Feeding on the bark around the crown girdles the tree, leading to tree collapse or death. Here are the methods that do and don’t work for gopher control in orchards. Continue reading
Monitoring for Walnut Scales
Increased incidences of scale have been observed in Sacramento Valley walnut orchards for upwards of 10 years. Reasons for scale increases in walnut are not entirely known. Commonly, when a secondary pest emerges as a problem, it is because something … Continue reading
Walnut Dormant Monitoring and Treatment Decisions
Dormant monitoring helps to decide whether to pursue treatments of some pests (primarily scales and mites) in the dormant or delayed dormant period. This timing can be quite effective. Coverage tends to be very good since there are no leaves … Continue reading
Blast! Area Almonds are Showing Bacterial Blast Symptoms
Many almond growers in the Butte area were running sprinklers late last month for frost protection. I haven’t had any growers bring freeze damage to my attention yet, but over the last couple days several orchards began showing symptoms of bacterial blast. Continue reading
Notice: DPR Grants Emergency Exemption to Orchards with Standing Water
California DPR has granted an emergency exemption for fungicide applications to orchards that have standing water until June 1st, 2017. Keep reading for more information on which counties are affected and what restrictions you should keep in mind. Continue reading
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February Almond Orchard Management Considerations
Print off this checklist to make sure you don’t miss any important orchard tasks during almond bloom! Continue reading
Dormant Monitoring for San Jose Scale in Almond
Dormant monitoring is an important activity that can help you decide whether to pursue treatments of some pests (primarily scales and mites) in the dormant or delayed dormant period. Continue reading
Olive Fly Counts – October 31th, 2016
Olive Fruit Fly Populations for Glenn & Tehama Counties Continue reading