In the second part of our short series on getting your environment right, we go into vapour pressure deficit, and how using this reading can push your grow to the next level.
A copy of the VPD table can be found here: http://goo.gl/Fd8ej6
Find part 1 in the series here: https://www.youtube.com/watch?v=c2n5iU6fWZc
I-R Pocket Infra Red Thermometer: http://goo.gl/tBeXAf
Dimlux Maxi Controller: http://goo.gl/CPvnE8
Hygrometer: http://goo.gl/MRf934