For 120 years, McKay Nursery has been providing quality northern-grown plants to beautify landscapes, improve the environment and enrich lives. You can now buy all of our award winning plants at the click of a button 24 hours a day! McKay Nursery is proud to be employee owned. We invite you to experience first-hand what it means to Color it Green with McKay. Help celebrate the largest and oldest nursery in Wisconsin by buying one of our plants online!