Saturday, April 12, 10 a.m.-12 p.m. – Join environmental educator Jerry Hightower for an informative hike through the Blue Heron Nature Preserve, and discover the world of edible plants. Participants learn how to identify native plants eaten by Native Americans and nature enthusiasts. $10 per person. Recommended for middle school and higher. RSVP to: 412-398-1101. 4055 Roswell Rd., Atlanta, 30342. Questions? Go to: www.bhnp.org.