By clicking the appropriate state link below, you will be transferred to their Agriculture database
for more information on the content and levels of metals for products sold in that state.

California Regulatory Site: (https://apps1.cdfa.ca.gov/FertilizerProducts)
Oregon Regulatory Site: (http://oda.state.or.us/fertilizer)
Washington Regulatory Site: (http://agr.wa.gov/PestFert/Fertilizers/ProductDatabase.aspx)

Additional information can be found at the following sites:

The Association of American Plant Food Control Officials (AAPFCO) : (http://www.aapfco.org/metals.htm)