For balcony growers, compact coil pots use a small copper helix inserted into the medium

https://padlet.com/morvetldeb/bookmarks-5mzulic708iao43g/wish/XGyBQb1v02B3aL6K

For balcony growers, compact coil pots use a small copper helix inserted into the medium, aiming to localize subtle charges near roots without requiring tall poles or complex grounding arrangements.