In addition to dissolved nutrients, cannabis roots need oxygen to continue serving their function in the plant. Air stones inject bubbles into a hydroponic nutrient solution, but the sound of buzzing air pumps is hard to get used to. Check out this simple solution that ae...
from
http://feedproxy.google.com/~r/HIGHTIMESMagazine/~3/HUQPkeL1LFQ/grow-hack-replace-noisy-air-pumps-silent-aerator
No comments:
Post a Comment