icon5
— Gallery—

“We couldn’t be happier with this space, Andrew Tyrrell and Black Rock Compost Company! We are experimenting and learning – tomatoes are happy. The bare spots you see were just replanted for autumn harvests.”

Jeanne Callaway Finlay
Fairfield, Connecticut

Andrew Tyrrell

— Owner of Black Rock Compost Company, LLC —

Loving natural products

  • Enclosed Cedar Vegetable Gardens
  • Cedar Planter Boxes
  • Cedar Composting Bins
  • Vermicomposting
  • Products are designed , installed and maintained to customers specs

Give yourself a Gift

Have a small space? Room to fill on your patio or around your pool? Black Rock Compost Company is here to help. Offering clients various options for raised white cedar planter boxes. Can be stained with boiled linseed oil or a Swedish painted style finish.

Certifications

  • Certified Master Composter
    UConn Master Composter Program (2018)
  • Certified Compost Apprentice
    Earth Matter NYC (2020) 
  • Co-founder of Black Rock Compost Program (2020)
  • Co-founder of Park City Compost Initiative (2021)