(a) General rule.--Any fertilizer distributed in a container in this Commonwealth shall have placed on or affixed to the container a label setting forth in legible and conspicuous form:

(1) The brand and grade of the fertilizer, provided that the grade shall not be required when no primary nutrients are claimed.

(2) The guaranteed analysis.

(3) The name and address of the guarantor.

(4) The net weight.

(b) Bulk fertilizer.--In the case of bulk fertilizer shipments, the information required by subsection (a) shall accompany delivery and shall be provided in writing to the purchaser at time of delivery.

(c) Other guarantees.--Guarantees for other nutrients shall be expressed in the form of the element. The department may require by regulation that the source of such other nutrients be stated on the application for registration and may be required on the label. The department may require by regulation that other beneficial substances or compounds be guaranteed. When any plant nutrients or other substances or compounds are guaranteed, they shall be subject to inspection and analysis in accordance with the methods and regulations prescribed by the department.

(d) Proof of labeling claims.--The department may require proof of any labeling claims made for fertilizer. Any research in support of such claims shall be performed by an institution approved by the department utilizing acceptable scientific methodology.

(e) Consumer-specified fertilizer formulations.--A fertilizer formulated according to specifications which are furnished by a consumer prior to mixing shall be labeled to show:

(1) The net weight.

(2) The guaranteed analysis.

(3) The name and address of the guarantor.

(f) Bulk storage.--Fertilizer in bulk storage that is intended for distribution shall be identified with a label attached to the storage bin or container giving the name and grade of the product.

Cross References. Section 6705 is referred to in sections 6711, 6713 of this title.