The University’s composting vendor, Cedar Grove Composting, accepts only those items that have passed testing by the Compost Manufacturing Alliance.

What is acceptable

What is not acceptable

Products labeled as “compostable” or “biodegradable” that are not approved. These items cannot be composted or recycled and must be put into the garbage.


Green Events Guide

Looking for compostable serviceware for an event? Check out UW Sustainability’s Green Events Guide. It lists tips for sustainable practices during your event, including what to do throughout the planning process (before, during and after the event) and small things to remember like paperless invites, sustainable food vendors and clearly marked waste bins.