Repeat this step 7 times. Repeat for the second liner. Place the foam inside each liner Place 3 seeds in each hole. Using two 1-mL pipets, pipet four mL of water into each hole. Use the force of the water to push the seeds into the dirt.
Place buckets on top of each liner.
Fill each tray to the top with water. Setting up the Lighting Create a light fixture, such that the distance from the light to the top of the buckets is 30 cm for both buckets. Plug in the light fixture. Taking Daily Data Move the light fixture and take buckets off. Fill the tray to the top with water.