JBL Volcano Powder is a primary rock powder with a highly content in natural minerals and trace elements. It is ideally suited for the enrichtment of aquarium substrates with valuable minerals and trace elements. With depot effect: JBL ProScape Volcano Powder is enriched with macro nutrients, which aquatic plants need for long and optimal growth. JBL ProScape Volcano Powder is the ideal supplement for JBL Volcano Mineral but also suitable for any other aquarium ground substrate. Place the powder on the aquarium ground under a layer of substrate. The package content is suffiecient for an aquarium up to 200 l content.+ Primary rock powder (volcanic soil material) with very high natural content of minerals and trace elements.+ Depot effect: enriched with macro nutrients for a long and optimal growth of the aquatic plants.+ Ideal as supplement for JBL ProScape Volcano Mineral, JBL Manado or other substrates.