Hello! I have seen the product "DIEHARD™ Soluble Kelp, 44 lb. Box" in DIEHARD™ Mycorrhizal Inoculants and Horta-Sorb® Super Absorbent Water Management Gels and thought of you. You can get more details about it on the following address: http://www.horticulturalalliance.com/details.asp?ProdId=DH K44&cat=1033&path=1001,1033