Welcome to Rainbow Ag

A locally owned supplier to rural homeowners with two stores; Rainbow Ag features pet food and supplies, Stihl, Husqvarna and Honda power equipment along with a complete service and parts department to back up the products we sell.

We feature a vast selection of name brand clothing from Carhartt and Wrangler featuring western and work wear for the entire family.

Our irrigation division can help with the smallest garden to a large scale vineyard. We serve clients in Napa, Lake, Mendocino and Sonoma Counties.

We are proud to offer Purina brand horse and animal feeds in our stores. Rainbow Ag is the largest Purina dealer on the Hwy 101 corridor north of the Bay Area. A complete selection of quality hay is available including alfalfa, oat, and grass hay. We can arrange delivery to your property.

Name brand products and a well-trained staff that put customer satisfaction at the top of the list. Come into Rainbow and “experience the difference.”


History Established in 1983 Currently owned and operated by Jim Mayfield since 1983, Rainbow"s roots go back to the 1930s. Orginally ...

read more


Share the knowledge!