The City is hosting a free Smart Gardening Composting workshop during its Earth Day and Arbor Day Celebration scheduled for this Saturday, April 21 at the South Coast Air Quality Management District, located at 21865 Copley Drive. This workshop will take place from 9:30 a.m. to 11:30 a.m. Residents are invited to participate and learn about plant combinations that require less water and add more color to gardens. Compost bins will be available for purchase for the discounted price of $45 ($65 for the worm compost bin). These workshops are open to all Los Angeles County residents, however space is limited. To register, send an email to with your name, contact phone number, and number of people attending the workshop. For more information, visit

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21810 Copley Dr. Diamond Bar, CA 91765