Yard waste stickers are required to be attached to each biodegradable yard waste bag from January 1 to October 14. Yard waste stickers can be purchased at City Hall - 1st Floor, Centennial Commons Recreation Center, 7210 Olive, Pete's Shur Save 7434 Olive Blvd., BP Amoco 7360 Forsyth Blvd. and Millbrook Pharmacy 7010 Pershing Avenue. Please contact the Public Works and Parks Department at 314-505-8650, with any additional questions.