Jamiah Hargins knows the modest frontyard at the corner of Angeles Vista Boulevard and Olympiad Drive like the back of his hand. His Asante Microfarm is named after a Swahili word meaning “thank you.” Jamiah Hargins, founder of the Asante Microfarm, explains its irrigation system to neighbor Ibiere Seck. “The success of Asante Microfarm is an example of the need …