Preservation Planning Organizations
The Olmsted Center for Landscape Preservation strengthens the capacity of parks and historic properties to manage cultural landscapes as part of our national heritage. Working in partnership with national parks, universities, government agencies, and non-profit organizations, the Olmsted Center provides a full range of technical assistance in cultural landscape research, planning, stewardship, and education. Founded at the Frederick Law Olmsted National Historic Site, the Olmsted Center perpetuates the traditions of the Olmsted Offices and Frederick Law Olmsted, Sr.'s lifelong commitment to people, parks, and public spaces.
NCPTT advances the application of science and technology to historic preservation. Working in the fields of archeology, architecture, landscape architecture and materials conservation, the Center accomplishes its mission through training, education, research, technology transfer and partnerships.
As the nation’s leading voice of preservation, the National Trust for Historic Preservation is focused on saving America’s historic places. These are the places that tell our stories, offer unique and memorable experiences today, and promise a vibrant future for the generations of tomorrow. We take direct, on-the ground action to preserve historic buildings and sites when they are threatened. We advocate on Capitol Hill and in statehouses and town halls nationwide for legislation that protects historic properties. And we work with you -- the people who are passionate about saving historic places -- to preserve and protect your part of the American story.
The Garden Conservancy saves and shares outstanding American gardens for the education and inspiration of the public. The Garden Conservancy works to: Preserve gardens by partnering with gardeners, communities, horticulturists, garden designers, and historians. Share distinctive gardens and ideas with the public through Open Days and other educational programs. Champion the vital role gardens play in our culture, our history, and our quality of life
The Cultural Landscape Foundation is a 501(c)(3) non-profit organization that provides people with the ability to see, understand and value landscape architecture and its practitioners, in the way many people have learned to do with buildings and their designers. Through its Web site, lectures, outreach, and publishing, TCLF broadens the support and understanding for cultural landscapes nationwide to help safeguard our priceless heritage for future generations.
What’s Out There® database is searchable by landscape name, locale, designer, type, and style. What’s Out There® has over 1,700 entries, with content created by academics, volunteers, and advocates, vetted over the past decade by dozens of researchers and historians.
The Alliance for Historic Landscape Preservation is an inter-disciplinary professional organization which provides a forum for communication and exchange of information among its members. It is dedicated to the preservation and conservation of historic landscapes in all their variety, from formal gardens and public parks to rural expanses.
The International Council on Monuments and Sites (ICOMOS) is a non-governmental international organization dedicated to the conservation of the world's monuments and sites. The U.S. National Committee of ICOMOS (US/ICOMOS) is part of this worldwide network of people, institutions, government agencies, and private corporations who support the preservation of our global cultural heritage.
Preservation Internship & Job Opportunities
Heirloom Plant Sources
* This list is not comprehensive and the CCLP does not endorse any particular plant vendor. This is meant to be a resource to those looking for heirloom plants.
Hudson Valley Seed Library. Accord, NY.
Turtle Tree Seed. Copake, NY.
Old House Gardens. Ann Arbor, MI
Baker Creek Heirloom Seeds. Mansfield, MO.
High Mowing Seeds. Wolcott, VT.
Seed Savers Exchange. Decorah, IA.
Sow True Seed. Asheville, NC.