1. Check the logo
When buying your lumber or materials, check that it carries the logo of the FSC, which proves that it is from a sustainable source. Even reclaimed wood should carry the FSC recycled logo to prove that it meets set standards.
2. Is it reclaimed?
Reclaimed wood is in somewhat limited supply and some unscrupulous sellers try to pass off newly cut logs as reclaimed wood. It is hard to tell the difference by sight alone as it goes beyond just