The Center for Urban Agriculture at Fairview Gardens. Alley farming allows for multiple crops to be planted alongside each other, maximizing the the most efficient use of land. The Center for Urban Agriculture at Fairview Gardens is one of the oldest organic farms in California. Located on 12 acres, the 100-year-old farm provides the community with organic fruits and vegetables and through educational programs and public outreach demonstrating the economic viability of sustainable agricultural methods. Goleta, California.