(a) No person shall sell, offer for sale or distribute misbranded commercial fertilizer. A commercial fertilizer shall be deemed to be misbranded if:
(1) Its labeling is false or misleading in any particular;
(2) It is distributed under the name of another fertilizer product;
(3) It is not labeled as required in Section 2-22-7 and in accordance with regulations prescribed under this chapter; and
(4) It purports to be or is represented as a commercial fertilizer or is represented as containing a plant nutrient or commercial fertilizer, unless such plant nutrient or commercial fertilizer conforms to the definition of identity, if any, prescribed by regulation of the board.
(b) In adopting the regulations provided for in subdivision (4) of subsection (a) of this section, the board shall give due regard to commonly accepted definitions and official fertilizer terms such as those issued by the Association of American Fertilizer Control Officials.