Punjabi American Growers Group
California, United States
20 Feb 2021

Almond orchard soil sampling and interpretation of results

Time of sampling Soil samples to determine the availability of potassium, phosphorus, micronutrients and salt content can be taken any time of the year. However, fall sampling is usually preferred as it allows for enough time to adjust the fertilization program for the following year. Taking soil samples every 3-5 years is usually adequate. In recently planted orchards, annual sampling or twice per year may be done until the soil fertility program is established. To monitor available nutrients over the...

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26 Jan 2021

Mummy nuts information

Naval orange worm   Navel orange worm is a primary pest of almonds in California, more severe in mid- and southern San Joaquin Valley. Overwinters in the unshaken nuts (mummy nuts) from last year. larvae feeds on nuts and may cause severe damage in the next season if not taken care of.   Management   1.    Mummy Nuts Count the overwintering nuts on 20 trees per block on or before February 1 to determine the average number of mummies. When...

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26 Jan 2021

Winter Orchard Tasks

Winter IPM Tasks Winter tasks for pests, weeds, and diseases for nuts orchards. Leaching and Nutrition Management details Author Dr. Phoebe Gordon, Orcha rd System Advisor, University of California Cooperative Extension, Madera and Merced Counties

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