Instructions: Rinse plant in warm water before using. For placement, simply press base into aquarium gravel.To Clean: Remove plant from aquarium and remove any algae or deposits with soft bristle brush.Caution: Not suitable for children. Rinse thoroughly with water before placing inside aquarium. Inspect product often and discard if any part becomes loose, detached or damaged. Clean product, check water conditions and replace water on a regular basis to remove any organic growth of algae.