Bulk compost and mulch for your yard & garden needs!

Visit Western’s Materials Management Center, located at 2051 63rd St., Boulder for quality compost and mulch products.

We carry compost from A1 Organics and Colorado Materials. Our yard waste mulch is 100% local, ground from material dropped off by residents and landscapers.

  • Free loading service for your truck or trailer
  • Visit us Monday – Saturday 7 a.m. – 5 p.m.
  • Delivery service available for a fee. To schedule, call customer service at 303-444-2037 Monday – Friday 8 a.m. – 5 p.m.
  • Minimum purchase 1/2 cubic yard
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Products

Click the boxes below for pricing and information..

Have questions? Give us a call at 303-444-2037.

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Bio-Comp Compost

US Composting Council Certified

  • $43.50/cubic yard
  • Feedstock: may include brewer's yeast, wood wastes, biosolids
  • Screened to 1/4 - 3/8 inch

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CMI Silver Compost

Dairy-based

  • $32.75/cubic yard
  • Feedstock: dairy manure and yard waste
  • Screened to 1/2 inch minus

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Yard Waste Mulch

Home-grown Mulch

  • $6.00/cubic yard
  • Made from local yard waste
  • Unprocessed
  • 3 inch grind