Air pruning through fabric produces a fibrous root mass instead of a circling one, which suits fast growing plants that fill their container quickly. The trade is faster drying, more frequent watering and a mess wherever the pots sit. Vigour indications on https://budweedseeds.com give a rough sense of which lines will outgrow a plastic pot before flowering starts. In a hot dry room plastic holds moisture long enough to be the sensible choice.