Agriculture Reference
In-Depth Information
Chapter 6
THE BASICS OF
INDOOR ENVIRONMENT CONTROL
By now you have managed to set up the basic environment in
which your indoor plant will grow. As a gardener you have total
control over that environment and need to make sure that it meets your
plant's needs.
SOIL CONTROL
As your plant grows through its life cycle it begins to absorb
some of the minerals from the soil. When it does remove minerals it
adds some waste material of its own. We have said before that
Cannabis plants like a steady pH of around 7. The removal of nutrients
and addition of waste material on top of other factors may cause this
pH to increase or decrease.
pH CONTROL
It is always good to check the pH at least once every week for
plants that grow in soil. It is also good to check the soil's pH a day or
two after you feed your plant. A pH test kit can be purchased in most
grow shops. The electronic test kits can be a bit expensive though. If
