Administrative Code

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Virginia Administrative Code
Title 2. Agriculture
Agency 5. Department of Agriculture And Consumer Services
Chapter 400. Rules and Regulations for the Enforcement of the Virginia Fertilizer Law

2VAC5-400-20. Plant nutrients in addition to nitrogen, phosphorus and potassium.

Other plant nutrients, when claimed in any written, printed, or graphic matter, shall be registered and guaranteed on the package; or if in bulk, on the accompanying invoice or delivery slip. Guarantees shall be made on the elemental basis. Sources of the guaranteed elements and proof of their availability shall be provided to the commissioner upon request. Except guarantees for those water soluble nutrients labeled for ready to use foliar fertilizers, ready to use specialty liquid fertilizers, hydroponic or continuous liquid feed programs and guarantees for horticultural growing media, the minimum percentages that will be accepted as guarantees or for registration are as follows:



1. Calcium (Ca)


2. Magnesium (Mg)


3. Sulfur (S)


4. Boron (B)


5. Chlorine (Cl)


6. Cobalt (Co)


7. Copper (Cu)


8. Iron (Fe)


9. Manganese (Mn)


10. Molybdenum (Mo)


11. Sodium (Na)


12. Zinc (Zn)


Proposed labels and directions for use of the fertilizer shall be furnished with the application for registration. Warning or caution statements are required on the label for any product which contains 0.001% or more of molybdenum. Any of the above listed elements which are guaranteed shall appear in the order listed, immediately following guarantees for the primary nutrients nitrogen, phosphorous, and potassium.

Statutory Authority

§ 3.2-3601 of the Code of Virginia.

Historical Notes

Derived from VR115-04-10 § 2, eff. June 25, 1986; amended, Virginia Register Volume 18, Issue 21, eff. August 1, 2002.

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