Featuring a Spring theme, the Baltimore Symphony’s Feb. 26 – March 1 program begins the orchestra’s EARTH/Songs Festival. Stravinsky’s The Rite of Spring and Boulanger’s Of a Spring Morning explore the vernal theme. BSO Principal Percussionist Edouard Beyens will solo in Tan Dun’s The Tears of Nature, while Jonathon Heyward conducts.