Delaware Art Museum

Through Dec. 2027, “Jamey Grimes: Aster” installation transforms DelArt’s Fusco Hall with swirling, synthetic forms inspired by nature. Through Oct. 25, “Walls of Resistance: Art as Activism.” Through Jan. 17, “Lisa Bradley: Beyond Luminosity.” Through Jan. 24, “Pyle and the Pre-Raphaelites.” Oct. 10–Jan. 10, “Transcendent: Landscapes of the Hudson River School.” 2301 Kentmere Pkwy., Wilmington. Wed–Sun, 10 to 4. $14–$25. DelArt.org