What are WUCOLS? Perhaps you have puzzled over this term when beginning a new landscape. The term stands for Water Use Classification of Landscape Species. Landscape designers in California use this term with clients when discussing plant water needs and irrigation design. Or a WUCOLS list could show up on your landscape plan, typically as a column in the plant legend. Or, if you live in a highly regulated city, you may just have to produce a WUCOLS list for the city planning department in order to proceed with your landscape. Before turning and running for the nearest exit, reassure yourself that the work of determining WUCOLS in a landscape has already been done for you and can easily be found online.
Here are 10 basics to know about WUCOLS: