Trees for Nevada County Landscape This workshop is designed for anyone interested in adding trees to their landscape for shade or ornamentation. The workshop will cover basics of tree planting, site selection and care, upkeep of California's various oaks and some examples of trees and well-suited to Nevada County. Special Guests, Patty and Bob Park will be in attendance to share how they used both dwarf and large conifers to create an interesting, low-water, easy care landscape for their property. Featured on the 2018 Soroptimist Garden tour.