Join volunteer naturalist Ann Wearmouth on an exploration of the spring ephemeral wildflowers in the park. Spring is here and these fragile wildflowers are some of the first plants to bloom, they fill the sunny forest floor before the trees get their leaves (ages 12+). 10am-noon, Jug Bay Wetlands Sanctuary, Lothian, $5/person, RSVP: www.jugbay.org.