Seaweed Extract Powder Specification

seaweed extract powder is one kind of 100% water soluble bio-organic fertilizer, it is dark powder. It is extract from brown seaweed Ascophyllum nodosum or other kelp. In addition to alginic acid, seaweed extract also contains essential plant elements nitrogen (N), phosphorus (P), potassium (K), calcium (Ca), magnesium (Mg), sulfur (S), iron (Fe), and manganeseContinue reading “Seaweed Extract Powder Specification”