Morton Arboretum's Fall Color Festival and Boo Breakfast: 7 a.m. to sunset daily through Monday, Oct. 31, at the Morton Arboretum, 4100 Route 53, Lisle. Scarecrow Trail and special events. Trick or Trees from 10 a.m. to 4 p.m. Saturday and Sunday in the children's garden includes games, fall crafts, tree seeds to take home, and small pumpkins to purchase and paint. Boo Breakfast: 9 to 11 a.m. Saturday and Sunday. Includes visits from favorite characters. Costumes encouraged. Advanced registration required for the breakfast. General arboretum admission is $9-$14; free for members. (630) 968-0074 or mortonarb.org.