The Nebraska Statewide Arboretum (NSA) will hold a plant sale on Friday, May 19, from 12:30-4:30 p.m. at the NSA greenhouse, located on UNL’s East Campus (2150 N. 38th Street, Lincoln). The sale, which features Nebraska native plants, shrubs and trees, is open to the public. NSA members are encouraged to use their 15% member discount.