Tree & Shrub Care

Yellowing citrus leaves in winter? Learn why it's common and how Alameda County Master Gardeners suggest caring for your citrus trees in colder months.

Find out when and how to repot trees and shrubs in containers with guidance from the UC Master Gardeners of Alameda County.

Learn how to collect and plant acorns in Alameda County to grow native oaks and support local ecosystems with tips from UC Master Gardeners.