JBL KUGELN 7 + 13 Fertilizer Balls For Plants
Fertilizer for fertilizing roots in freshwater aquariums
Specially made clay balls loaded with nutrients for freshwater aquariums. Plants receive all the necessary nutrients, including iron and potassium. Properly developed plants prevent unwanted growth of algae Plants provide the aquarium with vital oxygen for the aquarium inhabitants, prevent algae and remove problematic substances The stronger the rooting of the plant, the higher the nutrient uptake, depending on the size of the plant, press in the root area once every six months from one to several balls.
Contents: 1 Pack of 7 + 13 Balls, 20 fertilizing balls, diameter about 20mm