18th Annual Barbara J. Walker Butterfly Festival

Enjoy some educational fun for all ages at Broad Meadow Brook, where butterflies fly free in their natural habitats. Festivities include naturalist-led walks, live caterpillars, children's activities, garden tours, local vendors and exhibitors, a native plant sale, and more. Come in costume and win a prize!

More info at massaudubon.org/butterfly

Also check out other Festivals in Worcester.