API First Layer Pure Laterite 567g 578C API First Layer Pure Laterite Perfect Planting Medium for Natural Aquarium 567g Customer Rating  N/A Add Review Ask Question $18.95 Qty : < > Product Description Reviews (0) (View All) Questions (View All) In tropical streambeds, aquatic plants grow in special clay called laterite. First Layer is all natural laterite in a granular form which is ideal for aquarium use. The pure laterite in First Layer provides the perfect planting medium for a natural aquarium. Safe for use with tropical fish. Directions: NEW AQUARIUMS: Rinse First Layer Pure Laterite Distribute evenly on the bottom of the aquarium, using 28g of First Layer for every 3.8L of aquarium water Add about 2.5cm of gravel on top of First Layer and mix together Add the remaining gravel to the aquarium Gently fill the aquarium with water ESTABLISHED AQUARIUMS: Rinse First Layer Pure Laterite Distribue evenly into aquariumm gravel, using 28g of First Layer for every 3.8L of aquarium water Note: Adding First Layer may cause a harmless red cloud that will clear. Thorough rinsing will reduce the risk of clouding. Tip: Aquatic plants require sufficient amounts of iron and potassium to produce lush, green leaves. API Leaf Zone, a liquid plant food, is an excellent source of these essential nutrients. 567g Add Review There are no reviews for this product. Ask Question There are no questions asked for this product. Ok