For example, a well-designed aquaponics greenhouse should have an insulated south knee wall up to the height of the grow beds. this protects the root systems from getting too hot or too cold. as experienced growers know, plants are more tolerant of fluctuations in the air temp than their root temp.. V authorship rashid chatani investigated the aquaponic cycle and what plants and fish would work best in such a system. he developed the base ratios that were used to develop the rest of the design.. Some greenhouses (like ceres aquaponics models) already have pre-existing designs and plans for aquaponics systems. if buying a kit greenhouse or working with an existing greenhouse, then you’ll have to plan your system around that. when designing your floor plan, how to design an aquaponics greenhouse do place beds where there will be direct.