A flexible trellis net can be used for growing plants in a grow tent having a series of tent poles. The flexible trellis net includes a trellis that has a mesh lower netting, joined to the series of tent poles, and further has lower netting latitudinal ropes knotted to lower netting longitudinal ropes creating a mesh lower netting plurality of rectangles that are configured for supporting and training the plants within the grow tent. A mesh upper netting is joined to the series of tent poles, and further has upper netting latitudinal ropes knotted to upper netting longitudinal ropes creating a mesh upper netting plurality of rectangles that are configured for supporting fruiting plants and flowers within the grow tent.