Soak seeds for 3-6 hours. Put sponge cubes to the water, squeeze out the air, soak for two hours, then washed them twice with water. Place the sponge cubes in the cups and put the seeds into the sponge, 2-3 mm in depth. Put the planting cups into the bottom of the tank, pour the appropriate proportion of nutrient solution, the level of nutrient solution is about 2 cm.Put the planting box into the sunny place, the seeds will grow leaves after about two weeks, then transplanted seedlings can be started. Remove the planting cup, pour the prepared nutrient solution, water level as shown. Put the planting cup into the planting hole, connected power for oxygenation, ensure oxygenation 8 hours every day. For the buoy, the green position is safe area, the red position is alert area, that you need to add nutrient solution. After the plant grows, the level of nutrient solution should be reduced, which is beneficial to plant growth. This system plant grow need 4 hours sun lighting at least. If any of these plants die, please remove the plant and its roots in time. 1 piece x Hydroponic Box With 6-Site Lid. 6 pieces x Net Cups. 6 pieces x Rockwool Cubes. 1 piece x Air Pump. 1 piece x 100cm Tube Kit. Notice: Please allow slight color difference due to different monitors settings. 1-3cm failure due to manual measurement. The item "Hydroponic System Water Culture Indoor Garden Nursery Pot Seedling Grow Kit Box" is in sale since Saturday, September 7, 2019. This item is in the category "Home & Garden\Yard, Garden & Outdoor Living\Hydroponics & Seed Starting\Hydroponic Systems". The seller is "digital-n-shop" and is located in Mainland. This item can be shipped worldwide.