Conserve Water by Using Plants from WUCOLs Low Water Lists Urban Tree Farm Nursery Inc. gives no warranty; expressed or implied, as to the variety or productivity of any product it sells. Refer to WUCOLS Lists WUCOLS Evergreen List WUCOLS Deciduous List WUCOLS Perennials List WUCOLS Grasses List WUCOLS Vines List L = Low WaterV = Very Low Water