Use this resource to identify plants using images within a free database provided by the Arnold Arboretum of Harvard University.
The American Society of Landscape Architects (ASLA) has launched a new guide for resilient design and landscape planning.
The Landscape Institute works to protect, conserve and enhance the natural and built environment for the benefit of the public.
The California Preservation Foundation CPF is a nonprofit organization dedicated to preserving California’s diverse cultural heritage and historic places.
A California based nonprofit organization dedicated to celebrating the beauty of California’s historic gardens and landscapes.
TCLP is a nonprofit organization dedicated to increasing the public’s awareness and understanding of the importance of America’s cultural landscapes.
Heritage Documentation Programs include the Historic American Buildings Survey and Engineering Record and the Historic American Landscape Survey.
The Alliance for Historic Landscape Preservation is an interdisciplinary organization dedicated to the preservation and conservation of historic landscapes.
FLS initiates projects with institutions and individuals that promote and advance landscape history and historic landscape design, theory, and practice.
The International Council on Monuments and Sites is an international organization dedicated to conservation of the world’s monuments and sites.
NAOP is the only national organization solely dedicated to preserving the Olmsted legacy by providing advocacy, research, and education.
The American Horticultural Society blends education, social responsibility, and environmental stewardship with the art and science of horticulture.
The American Society for Landscape Architects is the national professional association for landscape architects, representing more than 15,000 members.
The American Public Gardens Association is a nonprofit organization committed to increasing the knowledge of public garden professionals in North America.
NAPC is a nonprofit organization dedicated to building strong local preservation programs through education, advocacy, and training.
The NCSHPO coordinates SHPOs and their staff and communicates and represents the SHPOs with federal agencies and national preservation organizations.
LALH is committed to fostering an understanding of the fine art of landscape architecture and appreciation for North America’s varied landscape heritage
GCI works to advance conservation practice in the visual arts, broadly interpreted to include objects, collections, architecture, and sites.
Each of the 2500+ National Historic Landmarks represents an outstanding aspect of American history and culture, whether a building, site, or district
The American Society for Environmental History increases awareness of current environmental issues by creating a context based in historical understanding.
SGHS provides resources and educational opportunities in historic horticulture and in the preservation of historic gardens and landscapes.
The Cultural Resource Geographic Information Systems Facility (CRGIS) uses GIS and GPS technologies in documenting and managing cultural resources.
The American Battlefield Protection Program promotes the preservation of significant historic battlefields associated with wars on American soil.
The Civil War Trust is a non-profit organization devoted to the preservation of America's endangered Civil War battlefields.