http://www.plantitearth.com/store/pr...id=63&catid=65

yes, checking your PH is VERY VERY important.. you may just be fortunate and live in an area that has water with a PH of 6.0-7.0

But you should definitley check it... If PH problems occur they can drastically reduce your yield..

iloveyou

The link above is a simple PH kit.... some stores even sell them for $3.00

GOOD LUCK