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This JBL product allows for targeted nutrient delivery directly to the roots of aquatic plants.
The balls contain iron and minerals in a form that can be absorbed by the roots of aquatic plants.
The fertilization is designed for long-term action.
Does not contain phosphates or nitrates.
Depending on the size of the plant, insert one or more balls directly in the middle of the roots.
Application is recommended once a year in an already filled aquarium.