Ongoing research

I’ve got tough news folks. If you or someone you know recently purchased a grapevine plant at a Costco, please be aware of a detected invasive insect. Glassy-winged Sharpshooter has been identified on grapevine shipments sold at Northern California Costco locations between April 21 and May 19, 2026. Read…

Please find the attached document to provide the previous week’s estimated water use report in terms of evapotranspiration for almonds, peaches, walnuts, established vineyard, alfalfa, and pasture in Stanislaus County. This report may be used as a guide in your irrigation schedule for the…

California Buckeye is one of our most drought-tolerant species and is tolerant of a wide range of soils. It often grows with oaks in the foothill regions of the state surrounding the Central Valley.In the words of John Thomas Howell, author of Marin Flora, the California Buckeye is a sight to behold in…

If you had the opportunity to garden more sustainably, conserve our environment, and improve the viability of your plants by making one relatively easy and inexpensive change, would you do it?  Many people use traditional spray-head irrigation, or even hand-water outdoor plants, but there are a myriad…

Enjoy the balmy early summer evenings with a poolside barbecue, homemade ice-cream, or outdoor dining.TasksBe sure your watering schedule conforms to new guidelines. Check sprinkler timer settings at least once a month.Water citrus being careful not to overwater. Continuously wet soil in the upper few inches…

  Muchos de los árboles que quedaron carbonizados mostraban señales de vida debajo de su corteza  Jeff Henderson respiró aliviado al recibir una exención para evitar la remoción de uno de los robles que durante décadas adornó su casa en Altadena y que, pese a haber quedado completamente…