How do you make ash glaze?

Ash glaze is a unique type of glaze that utilizes wood ash as a primary ingredient. This glaze imparts natural and varied effects on pottery surfaces, creating a connection between the piece and the materials of its environment.


Basic ash glaze recipes typically include:

  • Wood Ash: The primary source of silica and fluxing agents.
  • Clay: Serves as a stabilizer and contributes to glaze texture.
  • Feldspar or Nepheline Syenite: Enhances the melting properties of the glaze.


The process of making ash glaze involves these general steps:

  1. Collect wood ash from burned wood or plant materials.
  2. Sift the ash to remove larger particles and impurities.
  3. Mix the sifted ash with clay and other glaze ingredients to create the glaze recipe.
  4. Apply the glaze to pottery using desired techniques.
  5. Firing: Ash glaze is typically fired in oxidation or reduction atmospheres, depending on the desired effects.

Ash glaze offers a unique way to connect pottery with its natural surroundings, resulting in unpredictable and captivating surface effects.

Rate article
Add a comment