The Watershed Alliance invites volunteers to help WaferTech restore part of its property to native woodlands at a tree planting, 9 a.m. to 1 p.m. Feb. 25 at WaferTech, Northwest Lake Road and Parker Street. Free parking is available at Skyridge Middle School, 5220 N.W. Parker St., Camas. Lunch will be provided by WaferTech from 11 a.m. to 1 p.m. Volunteers should wear long pants, sturdy shoes, dress for the weather and bring their own water and snacks. Register: thewatershedalliance.org/events/.