AGGRAND Natural Kelp and Sulfate of Potash (NKP) has been registered with the Wisconsin Department of Agriculture for distribution in Wisconsin; AGGRAND Natural Kelp and Sulfate of Potash, Natural Fertilizer and Natural Liquid Lime can now be sold and distributed in Wisconsin. For questions, contact the AGGRAND Department at (715) 399-6567 or info@aggrand.com. For sales-related questions, contact your regional sales manager.