After pollinating 6 flowers on each plant, pinch out the terminal bud so that no additional flowers develop. Allow your plants to grow for another 21 days until the pods and seeds are mature. Remove the plants from the water reservoir and allow them to dry for a few days. The following will only highlight modifications from the directions above . The advantage of using quads is that they are a little more stable and can handle four plants in a relatively small space.
Film cans are nice because they are expendable and inexpensive.
Obtain quads, wicks, water mats and a reservoir. The wicks are obtained from Carolina Biological supply, though could be easily made. Place 3 Osmocote pellets in each cell of the quad. Plant 2-3 seeds in each cell. Thin seedlings to one per cell.