My school operates an aquaponic greenhouse with 2 systems per class. We seeded a month and a half ago and the tilapia are eating and the plants were growing like crazy. At one point the cucumbers grew 3cm (1.2in) in one weekend. All of our seeds sprouted and grew like crazy. We held the plants in egg-cartons (I only suggest this if you have the power to keep bad bacteria at bay) so they would germinate.

Soon it was looking like a forest with the beans and cucumbers towering; the…