Brookline: Alice LaPlante reads from her debut novel, “Turn of Mind,’’ in which a retired surgeon with dementia must search her shattered memory when her lifelong friend is killed, leaving Jennifer as the main suspect, Monday at 7 p.m. at the Brookline Booksmith, 279 Harvard St. Free. 617-566-6660, www.brooklinebooksmith-shop.com.
Concord: Wendy Swart Grossman, who chronicles her family’s adventures exploring North America in a Winnebago on a tight budget in “Behind The Wheel,’’ shares highlights from the collection of humorous stories and journal entries Sunday, 3 p.m., at the Concord Bookshop, 65 Main St. Free. 978-369-3465.
Waltham: Get some great deals on hosta, perennial, herb, and annual plants during the “summer clearance sale,’’ 9:30 a.m. to 4 p.m. tomorrow through Sunday, at the Lyman Estate’s greenhouses, 185 Lyman St. 781-891-4882, ext. 244; www.historicnewengland.org.
Arlington: The Wicked Pickers will be the featured performers during an open-mic and coffeehouse Monday, 6:30 to 9 p.m., at Jam’n Java, 594 Massachusetts Ave. Sign up to perform, or just listen to local performers in the monthly session. Free. www.arlopenmic.wordpress.com.
Event organizers: Submit items directly to boston.com/addevents.