Founded in 1926, Eisler Nurseries was one of the first nurseries to offer larger trees, and this legacy continues as its mission is still to grow the highest-quality shade and ornamental trees. The company provides limited quantities of large-specimen material, such as maple, birch, redwood, magnolia, cherry, oak, pear, ash and elm trees, as well as a variety of other species. The bulk of its sales are in the two- to four-inch caliper range. Eisler Nurseries entire growing acreage is under drip irrigation. Its professionals perform canopy pruning to ensure proper and consistent form and continuous nutrient assessment and adjustment. Eisler Nurseries is located in the clay loam near Prospect, Pa.