: Look for nurseries that focus on "rock garden" or "alpine" plants. These businesses often stock tufa in various sizes, from small planting chunks to large feature boulders.
: Tufa is significantly lighter than most rocks. If a seller is charging high shipping for a "heavy" rock, it might actually be a denser limestone or "feather rock" (pumice). where to buy tufa rock
For smaller pieces or specific shapes, online shopping provides the most variety. : Look for nurseries that focus on "rock