Material Recycling Facility Tours


Curiosity Quest at The MRF


Upcoming Events
  • Events on October 4, 2014
    Morongo Basin Master Composter Training
    Starts: 8:30 AM
    Ends: October 4, 2014 - 12:30 PM
    Location: Yucca Valley Community Center-Cholla Room
    Description: The Free training class will teach participants about backyard composting, vermicomposting (composting with worms), grasscycing, recycling, and how to become a Master Composter. Contact Don at 951-265-8699 or for more information or to RSVP.
  • Events on October 9, 2014
    JPA Technical Committee
    Starts: 1:30 PM
    Ends: October 9, 2014 - 3:30 PM
    Location: Big Bear Lake, CA, USA
  • Events on October 18, 2014
    Barstow MC Meeting
    Starts: 11:30 AM
    Ends: October 18, 2014 - 12:30 PM
    Location: Desert Discovery Center, 831 Barstow Rd, Barstow, CA, United States
    Description: The Barstow Master Composters meet the third Saturday of the month at the Desert Discovery Center (831 Barstow Rd-Barstow) to discuss Master Composter business and share gardening and conservation information. The public is welcome to attend. For more information, contact Don Woo at 951-265-8699 or

What to Compost

Just about anything that once grew in your yard can be composted.


  • Fresh weeds
  • Fresh plants and green prunings
  • Grass clippings
  • Manure or animal cage cleanings-horse, cow, rabbit, chicken (Note: Do not compost cat or dog droppings.)
  • Fruit and vegetable trimmings from the kitchen or garden


  • Fallen leaves
  • Dry weeds, grass
  • Chopped prunings, twigs
  • Wood chips
  • Hay or straw, saw dust
  • Wood ashes (cold)


  • Egg shells
  • Old flower bouquets
  • Coffee grounds (and filters), tea bags
  • Excelsior from swamp cooler mats
  • Paper towels, paper napkins