seaweed extract powder/flake

specification Ingredients Content alginic acid >18% organic matters >45% Total Nitrogen 1.0-3.0% Phosphorus 1.0-5.0% Potassium >16% Trace elements >0.2% Natural plant hormones >300ppm solubility in water 100% PH 8.0-11.0 appearance black powder or flake seaweed extract powder specification Application-foliar spray: Crop species growth period Dilution crop species growth period dilution field crops seedling period 1000-1500Continue reading “seaweed extract powder/flake”