Ala. Code § 2-22-8
Every person who sells or offers for sale in or for importation into this state any soil conditioner or soil amendment for which label or labeling claims are made that such a product contains plant nutrients shall be subject to all of the requirements of this article for the sale of commercial fertilizer including the license and inspection fee requirement. If any label or labeling claims are made for the release of plant nutrients in the soil or of any bacterial action causing the release of plant nutrients in the soil in connection with the sale of any soil conditioner or soil amendment, a license authorizing the sale of the product shall be obtained from the commissioner. The commissioner may issue such a license in accordance with regulations promulgated by the board.
Ala. Code § 2-22-8 (1975)