Iowa Code Title V. Agriculture [Chs. 159-215A] § 200.6. Labeling

1. Any commercial fertilizer offered for sale or sold or distributed in this state in bags, or other containers, shall have placed on or affixed to the container in legibly written or printed form, the information required by section 200.5, subsection 2; either on tags affixed to the end of the package or directly on the package.

2. If distributed in bulk, the shipment must be accompanied by a written or printed statement giving the purchaser's name and address in addition to the labeling requirement set forth in section 200.5, subsection 2.

3. A commercial fertilizer formulated according to specifications which are furnished by a consumer prior to mixing shall be labeled to show the net weight, guaranteed analysis, and the name and address of the distributor and may show the net weight and guaranteed analysis of each of the fertilizer materials or soil conditioners used. It is the responsibility of the distributor to mix these materials uniformly and intimately so that when sampled in the prescribed manner the resulting analysis would meet the guarantee.

4. All bulk bins or intermediate storage of bulk commercial fertilizer where being offered for sale or distributed direct to the consumer shall be labeled showing brand, name and grade of product.

5. All fertilizers distributed or stored in bulk, unless in the manufacturers authorized containers, shall be labeled as the responsibility of the possessor.

6. Soil conditioners shall be labeled in accordance with subsection 1 of this section and in addition shall show the name or chemical designation and content or the active ingredients.