About Planting Fields Planting Fields Foundation preserving and interpreting Planting Fields Arboretum State Historic Park as the premier public garden and Gold Coast estate for today and tomorrow by educating, enriching, and entertaining the visiting public Planting Fields Foundation is a not for profit public educational foundation chartered by the New York State Board of Regents. The Foundation is tax exempt under the status for a 501C3 organization. William Robertson Coe established the Foundation for the enhancement and development of his former estate, Planting Fields in Oyster Bay, New York. Since 1979 the Planting Fields Foundation has worked in partnership with the New York State Office of Parks, Recreation, and Historic Preservation to staff, interpret, and preserve Coe Hall and the historic structures and landscape features throughout the 409-acre former estate. All funds acquired by the Planting Fields Foundation remain in its accounts, which are audited annually. The Foundation also manages the members group, Friends of Planting Fields, which also supports the many components that make up Planting Fields. The Coe family remains actively engaged in the administration and development of the Foundation. To access our IRS Form 990, please visit www.guidestar.org. Further information about Planting Fields Foundation may be obtained by calling 516-922-9210.