New Jersey Statutes Title 4. Agriculture and Domestic Animals 4 § 9-15.13a

a. No person may sell at retail specialty fertilizer which contains more than 0.7 pounds of water-soluble nitrogen or more than 0.9 pounds of total nitrogen per 1,000 square feet at least 20 percent of which shall consist of slow release nitrogen when applied pursuant to the instructions on the container and is intended for use on turf by consumers.

b. No person may sell at retail specialty fertilizer which contains phosphorus and is intended for use on turf by consumers unless the intended use of the fertilizer is:

c. Nothing in this section shall apply to fertilizers derived from processed sewage wastewater solids or manipulated animal or vegetable manure.

d. As used in this section:

“Consumer” means a natural person who buys fertilizer for personal or household use and not for business purposes.

“Manipulated animal or vegetable manure” means manure that is ground, pelletized, mechanically dried, or otherwise treated to assist with the use of manure as a fertilizer.

“Slow release nitrogen” means nitrogen in a form that is released over time that is not water soluble.

“Turf” means land, including residential property, that is planted in closely mowed, managed grass, except land used in the operation of a commercial farm as that term is defined pursuant to section 3 of P.L.1983, c. 31 (C.4:1C-3).

“Water-soluble nitrogen” means nitrogen in a water-soluble form that does not have slow or controlled release properties.