The Clack County Composter Recycler program is offering a free online Red Worm Composting Workshop from 7 to 8 p.m. April 17. Students will learn how to turn kitchen trimmings into fertilizer. Participants are eligible for a free worm bin, bedding and worms. Join via Zoom. Register at clarkcountycomposts.org/classes-and-workshops/current-offerings/852-red-worm-composting-4.