Aquatic Plant Seeeds For Fresh water Application: 10 square feet of aquarium;Turtle tank, Fish tank. Quantity: 2 bags of tiny-leaf as carpet grass(0.4oz/bag), 1 bag(0.3oz/bag) of Long Hair Grass. Growing Temperature: 27°C-30°C; Growing Instruction A. Growing on Water 1.Put the substrate, like sand or other fundamental element and rocks,wood and other decor as you planed. Scatter the seeeds on the right places. Watch out the density. Dont cover the fundamental elements with water. Or else they will float. 2.Keep the air temperature inside the tank >27℃, if necessary, with an halogen light or other heater for them to sprout. Spray some water 1-2 times each day to keep them moist. 3.After 3-5 days, Some start to sprout and green sprout can be seen. But certain light or sunshine is still necessary because leaves need power to grow. 4.Day 10-12, add water slowly to fill the tank and then run the circulation pump. Keep the water temp around 25℃ 5.Day 15-20, most mini-leaf grass will come to 0.6 high, and finish growing. Or Long Hairgrass reaches about 5. After 1-2 days, put the fish inside. 2. Growing in Water 1. Put the substrate, like sand or other fundamental element and rocks,wood and other decor as you planed. Scatter the seeeeds on the right places. Mind the density. Then cover them with a thin layer of mud to prevent them from floating. 2. On day 2, fill the tank with water very slowly to prevent impact, Or else they will float. Then run the circulation pump and filtering If you have any question about growing or afterservice, please contact us on AMAZON.------- ZUQOVI