Why choose greenleaf nurseries? Greenleaf Nurseries is a large nursery which had its commencement over 25 years ago growing predominantly fruit trees for the then thriving fruit growing industry in Hawkes Bay.Where is the park hill nursery located? The Park Hill nursery is located about one hour southeast of Tulsa, Oklahoma. and home to the Greenleaf corporate office.Why work at greengreen leaf? Green Leaf, Inc. is committed to assisting each employee in achieving a healthy work and home life balance. We offer a variety of benefits and resources to help our employees in managing these demands. Our benefits package includes: