House &Garden - N27% Nitrogen is converted quickly and easily by the roots into amino acids, which are the building blocks for proteins and important for the cell division in the entire plant. N 27% Nitrogen stimulates the growth, contributes to leaf formation and strengthens the root growth. Helps speed up slow vegetation growth. This product is super strength and has the highest Nitrogen content on the market. N 27 % Nitrogen works very fast, is economical in use and free from bulking agents.