St. Peters’ Earth Centre at 115 Ecology Drive processes brush grass clippings leaves and other organic material into mulch and GOLD GROW compost. Earth Centre yard waste drop-off is open to the public. St. Peters residents with a Resident Privilege Card can drop off up to 30 cubic yards per year at no charge and purchase GOLD GROW compost and mulch at a discount. Non-resident rates apply for customers without a Resident Privilege Card. Earth Centre hours vary and can be affected by weather and holidays. Please be sure to check here for ava