Hello everyone, have you gang heard of something called “Hydrokeepers” they are polymers bio-degradable and a substitute for Perlite. Any experience with it? Let it be weed or other applications… They say it’s to protect lands from drought and it’s some kinda of a white dust that absorbs up to 350 times its own weight and retains the water inside the polymer, by osmosis the plant absorbs what water it needs, and the polymer turns into some kinda of a gel, retaining the water in it, and not overflowing the sustrate…
https://www.youtube.com/watch?v=C4Vh4mvXYXQ
I think it is also called AquaGel…