The American Community Gardening Association (ACGA) promotes community gardening and greening across the United States and Canada.
ACGA's annual conference provides an opportunity for professionals, volunteers, and supporters of community greening in urban and rural communities to gather together, to share information and resources pertaining to:
- Community food and ornamental gardening
- Orchards and permaculture
- Preservation and management of open spaces
- Integrated planning, management, and development of urban and rural lands