Big things to keep track of
Dates of phase change: the big one is the flowering switch, but dates planted, sprouted, and time in veg, are also helpful.
The biggest problem, IMO, are your lights. They will get you there, just not as fast as they could be. I haven't seen too many awesome light deals recently but I keep an eye on this thread
EVERY PH SENSOR NEEDS PH STORAGE SOLUTION!!! If you are buying an expensive pen and not buying the cheap storage solution, then you are throwing money away. I use a cheap pen, but I also use storage solution. My cheap pens last a long time, and I can buy a few of them to check against each...
rollitup.org
The more recent posts have the best chance of still being valid discounts. Although I'm not sure if there is a thread for our international brethren. I had good luck with my Mars Hydro ts600s until I won a miniature sun, off of this section
Competitions and giveaways from Official Rollitup Advertisers.
rollitup.org
There is
NO WAY I could have afforded the light I won.