OREGON — The first session of the winter series of University of Illinois Extension’s Four Seasons Gardening program will be presented via computer at 1:30 p.m. Feb. 27 at the Ogle County Extension office, 421 W. Pines Road.

“The Green Pathway to Invasion: Ornamental Invasive Plants” will be presented by Chris Evans, forestry extension and research specialist.

Free. To register: go.illinois.edu/4seasons_webinars.