Just a farm growing healthy cities through urban farming, community & school gardens, and education to promote #foodjustice in urban areas. Clifton | Mt. Olive Growing healthy cities through urban farming, community & school gardens and education to promote social justice and environmental equality. City Green is a 501(c)3 nonprofit farming and gardening organization, based in Clifton, New Jersey. Our programs offer practical, technical and financial resources to foster equitable access to local food and green spaces, in support of sustainable, healthy communities.