Purchase this item and get 
Long-term nutrient substrate concentrate.
Key Features:
β’Β Long-term supply for the substate: long-term substrate fertiliser for freshwater aquariums.
β’Β Nutrient depot: contains all important plant nutrients such as iron and clay, stores nutrients and releases them as required.
β’Β Optimal promotion of plant growth means less algae growth. No phosphates and nitrates.
β’Β Use when setting up a new aquarium: mix nutrient substrate concentrate with substrate, cover with a layer of washed gravel/sand.
