Agriculture Reference
In-Depth Information
the rockwool is surrounded by the clay pebbles. Do not constantly top
up your reservoir, it is sometimes better to let the water level drop 1
gallon and then replace that gallon. Once a root mass has develop the
plant will grow like no other.
Figure 9.18 - A close-up of some early roots and underside of the net-
pot. Picture by Strawdog.
Basically this set-up is just bubbling the nutrients solution
with the pump. The pump sucks in air from the room and this air
contains Oxygen that the roots need. As the unit bubbles the roots get
air, nutrients and water. The plant loves this and thrives.
When you want to change your mix you may have a spare
bucket that is the same shape and size. Simply swap the lid over with
