Holly is currently the Interim Executive Director of the American Horticultural Society (AHS). She is serving in this capacity while they search for their next leader. The AHS connects people to gardening, raises awareness of earth-friendly gardening practices, introduces children to plants, brings together leaders to address important national issues, and showcases the art and science of horticulture. Please visit their website for more information.
In Delaware, Holly is on the Advisory Council for the Delaware Botanic Gardens at Pepper Creek. The garden is in the early conceptual and design phase. Please see Delaware Botanic Gardens for more information.
Holly is on the Advisory Committee for Las Cruces Biological Station, located in Costa Rica. Las Cruces is part of the Organization for Tropical Studies and is home to the Wilson Botanical Garden. Much of the garden was designed by Roberto Burle Marx. For more information, see their website.