JBL The 7 Balls

Root fertiliser for freshwater aquariums (7 fertiliser balls).

Key Features:
• 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.