1st & 3rd Saturdays, April-June 10am to 2pm Special programming at each Open Farm Day. See our registration page for more details. Site of the first Japanese colony in America, your self-guided walking tour of Wakamatsu Farm may include a stroll to Okei-san’s 1871 gravesite and Charles Graner's original 1850’s farmhouse. Take a trip around the lake on the 1.5-mile wheelchair-accessible trail. Bring a picnic and chair to sit and relax. On-site interpreters can share information and answer questions about…