From noon on Thursday, May 15, to noon on Friday, May 16, supporters from every corner of the state will be donating on ...

Crop coefficients are numbers used to calculate the amount of water a particular crop needs. In an unprecedented study, Ali ...

To save oak trees, UC Cooperative Extension is organizing a GSOB Blitz, a community-powered effort to detect and map goldspotted oak borer infestations, in June.

The California Department of Public Health (CDPH) has established a list of currently approved food products that meet the definition as non-potentially hazardous foods (as of July 2020): Note: ...

Jackson Demonstration State Forest, Road 457, mile marker 8.1 ...

A note about soil testing: if your plants are growing well, you may not have to worry about it. However, from the Master Gardener Handbook 2nd Ed.: "because most nutritional disorders of plants are ...

MAY TOP I C - W a l n u t P e s t M a n a g e m e n t C o n s i d e r a t i o n s 2 0 2 5The first hour will feature lunch and a UCCE talk. In May, Jhalendra Rijal, UCCE IPM Advisor will discuss what ...

Ritchie, who will retire as Nutrition Policy Institute director on July 1, has made extraordinary contributions in the study ...

Use this form to submit a gardening question to our Help Desk. When submitting photos of an issue, please also include a picture of the overall plant. We'll respond via email unless requested ...

This exceptionally adaptable manzanita grew and thrived in every site where it was grown and on every irrigation level. Like most woody California native species, it can be slow to establish, flower, ...

Tara™ is an oak-leaved hydrangea, a deciduous sub-shrub, that forms a relaxed mound. Deeply lobed leaves appeared in early spring followed in May by large, conical, double panicles of white blooms.