CannabisGrowBible

(coco) #1


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 soils 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 you find that your soil’s pH has
shifted out of the 6 - 8 range you may want to
try and bring the pH back to 7. Again, below 7
is acidic and above 7 is alkaline. There are
two ways to do adjust the ph of the soil. The
first is called a soil flush and is not
recommended but may be needed under certain
circumstances such as serious pH fluctuations
and chemical burns.

SOIL FLUSH

A soil flush is a last resort ‘time to save
our dying plant’ manoeuvre. You only resort to
a soil flush when all else has failed. Let us
pretend for a moment that you have a soil that
holds a lot of water and you want to feed your
plant. You take out your favourite feeding
bottle and you decide that you want to add it
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