COSA Training Opportunity – Dry Stone Walling in Longmont

Hello COSA members!

I’m happy to announce a training opportunity that could be of interest to trail crews, landscape architects, designers, historic preservationists, or anyone who has ever wondered how to build a stone wall without mortar. The Stone Trust – Colorado has a training site outside of Longmont and has posted their 2025 schedule. There is even a COSA discount! COSA50 will get you $50 off a Colorado-based workshop and workshops are available for LA-CES credits. The coupon code expires April 15.

The schedule this year includes

  • Introduction to Dry Stone Walling (April 26-27) (12 spots left)
  • Introduction to Dry Stone Walling (May 17) (7 spots left)
  • Stone Shaping (May 18) (6 spots left)
  • Women’s Introduction to Dry Stone Walling (June 7-8) (8 spots left)
  • Introduction to Dry Stone Walling (Sept 13-14) (14 spots left)

If you want to know more about the workshops or the Stone Trust check out their website here: workshops.

Thanks!