Greenleaf Nursery Co., based in Park Hill, Oklahoma, is one of the largest wholesale nursery growers in North America. The 600-acre flagship location produces millions of container-grown plants annually, including over 900 varieties of shrubs, trees, conifers, perennials, and ornamental grasses. Known for its “Predictable Quality” and sustainable practices, Greenleaf supplies a diverse product line to garden centers, landscapers, and retailers nationwide.
 

The Greenleaf Nursery Trials at Boone County Arboretum

Through this partnership, Boone County Arboretum will serve as a trial site for Greenleaf’s recent and upcoming plant introductions. Selected cultivars will be grown under real-world conditions in our local climate to evaluate performance, adaptability, and visual appeal. The Arboretum will monitor and report on growth, bloom time, pest resistance, and overall success, helping inform decisions on future plant releases and supporting innovation in the horticultural industry.

Here are the plant cultivars we are currently testing:

(List coming soon.)