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Maybe a crazy question but I have to ask. Can I use lemion juice to lower my PH I have heard this may do it organicly, and if so how much to add? One more question while I am hear, I just bought a new meter to read ph and PPM, and not sure how to read the PPM's. My Hanna HI9813-6 gives me a...

My water test out at Ph 6.6, MS/CM 2.6 and water temp 21.7C 70F, What are the best readings and how to achive. I think that if my ms/cm is 2.6 my ppm should be 1300 using the hanna HI9813-6 meter is this correct?. HELP:confused: I am useing Fox Farm Big Bloom 2 tsp per gallon now but thinking of...

Maybe a silly question but, why couldn't a person use all full spectrum pigtail compact fl bulbs 2600 lum per bulb for all growing $ 9:00 per bulb 10,000 hours per bulb? Like you could use 10 or 15 bulbs and save power and heat. Any imput? I am a newbie of course and am just and my aerogarden is...