Crop Production

  Where does the time go? Cover cropping season is upon us, again. After three years of running a cover trial in a walnut orchard in eastern Contra Costa County (at the northwestern reach of the San Joaquin Valley), there are some exciting results to share that could be helpful if you are deciding…

Two worms and one idea (monitoring):     One of the main challenges to growing tree fruits are pests that can destroy the fruit or make it unmarketable. Some pests can injure the trees directly, affecting their growth.  The oriental fruit moth (scientific name, Grapholita molesta)…

Santa Paula, CA. – Un tapete de plástico especial, combinado con el uso de desinfectantes, puede ser la primera defensa contra enfermedades en viveros, donde las plantas jóvenes son muy frágiles. Con una medida tan sencilla, se podrían evitar pérdidas millonarias de plantas y dinero. El sector de los…

September Walnut Orchard Tasks for Agriculture To-Do List  September is the time to focus on finishing the crop season well by protecting the kernel color and quality, keeping the insect pests in check, and setting the trees up for a stress-free winter. Irrigation and Nutrition Management in the…

Please join us for the 2025 Lettuce Fusarium Wilt Trial Field Day in Soledad - August 26, 2025 10 am - 12 pm. Trials include variety evaluations, steam treatment evaluations, and fungicide evaluations. Pre-registration is strongly suggested. Please see full article for additional info and directions.