For balcony growers, compact coil pots use a small copper helix inserted into the medium
https://stephensjdc213.theglensecret.com/electroculture-in-arid-climates-conserving-water-naturally
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.