(KNX 1070) — As food prices go up because of the drought, some people are looking to grow their own with less water. Margaret Carrero reports.
LOS ANGELES, CA - AUGUST 26: Bill Graham looks over a hydroponic grow with LED lights used for indoor gardening during the HempCon 2011 Medical Marijuana Expo at the Los Angeles Convention Center on August 26, 2011 in Los Angeles, California. The three-day event includes exhibits, evaluation services, legal services, equipment, and accessories.(Photo credit: Kevork Djansezian/Getty Images)