N.H. Code Admin. R. Env-Wq 1402.08
“Fertilizer” as used in RSA 483-B:9, means any substance, other than limestone, that contains any recognized plant nutrient which is designed or intended for use in promoting plant growth or health or claimed to have value in promoting plant growth or health, or which is used with the intent of prompting plant growth or health.
Source. (See Revision Notes #1 and #2 at chapter heading for Env-Wq 1400) #12062 eff 12-17-16; ss by #13425, eff 8-2-22