Excessive summer irrigation of oak and madrone trees may promote fungal diseases such as the oak root fungus (aka armillaria root disease) and crown rot.
This guide provides detailed identification information for common grass species found throughout the northern Great Basin. Many of these grasses are found throughout the Great Basin. Several can be found throughout the West.
The Oregon Association of Conservation Districts (OACD) is a private, non-profit 501(c)(6) statewide membership organization that represents, supports and strengthens Oregon’s 45 Soil and Water Conservation Districts.