- Primary care for plant roots: specially produced clay balls, loaded with nutrients, for freshwater aquariums
- Storage capacity for nutrients.
- No deficiency symptoms: important trace elements such as iron, minerals
- Optimal promotion of plant growth means less algae growth. No phosphates and nitrates
- Strong root formation in plants is a sign of high nutrient absorption through the roots
- Depending on the size of the plant, press one or more balls into the root zone once a year