1. Seaweed fertilizer is organic bio-fertilizer 2. Professional factory 3. Soil conditioner,drip irrigation,foliar spraying Ground and soil fertilizer for Rich-harvest ---soil ... . (5) NPK: 10-10-10 with seaweed: 10% + organic matter: 20% + Ca, Mg, Zn, Fe, etc. (6) NPK: 12-6-12 with ... . (11) NPK: 4-4-4 with seaweed: 10% + organic matter: 40% + Ca, Mg, Zn, Fe, etc. 3. How to use: (1) Apply ...