Aquarium plants require certain essential nutrients for vibrant growth. Root tabs are formulated to supply key nutrients, including iron and potassium to help new aquatic plants get off to a vigorous start and to keep established plants flourishing.
Add 1 tablet for each 30 square inches of gravel surface. Push midway into gravel bed. Add new tablets monthly for optimum plant growth.
Ingredients: Nitrogen, Phosphate, Soluble Potash, Iron.