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How many cfm's do i need to cool 600w hps? I plan on running 12 inch inlet ducting then split it to the hoods on the light bar using 6 inch ducting. Then the same on the exhaust multiple six inch ducts to the 12 in to a 2050 cfm fan pulling air. The inlet will have a air filter all air will...

I was in the process of building a media free plant support for the aeroflo units you would be able to use them in custom units as well. I was wondering if there would be a market to sell them? If I get enough feed back for them I may produce them. I would need to know what people...

Has anyone tried the leaf sensors that detect when plants need water? They can be hooked up to a controller that has a 5v output you can use to activate a relay to run pumps or solenoids to water with. I was thinking of using one on my new aero setup.Sounds easier and less problematic than a...

So did any one look at the link www.ledebuhr.net Would like some opinions on placing this in the center of a4x8x2 chamber micron size seems to be good in the 40-50 micron range for the majority of the spray.What do you think? seems to be a cost effective and low maintenance. the design is...

I have healthy sour diesel plants 7 weeks into flowering the fan leaf stems are turning purple it is some what blotchy as in not the whole stem and some purple dots below the purple streak. how do I tell if it is a deficiency, cool nights,or natural to the strain. Will it be a different pattern...

I run a light rail 5 the last run I did was with 2 300w LED pro panels from sunshine systems. a few weeks in to flowering I realized the LED lights on a light mover were not going to produce any weight so I added 600w HPS stationary to see if it would help it did so I put it on the light mover...

Has anyone that has used the full line of GH flora sieries for a complete grow tried the grow and bloom formulas of Dyna grow for a complete grow? and which did you see the best results? What type of system were you using?I am currently using the full line of GH in a aero flo 60 and considering...

What week of flower do sativa Dom hybrids gain the most weight in their buds? Sour Diesel to be exact.4 week veg. Sunday was the start of the 4th week 12/12 see some gain not much 1500ppm PH5.8 68f GH full line expert recirculation feeding schedule in a aero flo60 on a cycle timer 7sec. spray...

I have plants 3 inches away from my 2 growzilla hoods with 2000 watts per hood on a light rail 5 light mover modified with a light rail 3 higher RPM motor they have been on 12/12 for 2 weeks could I supercrop them to get some room this far into flowering and what is the furthest distance south...

I have a aero flo 60 running on a timer with level control tubes in runners all the way down and tubes are sloped. my last grow was with same strain direct clones I ran deeper in the tubes had nutrient constantly circulating my PPM were at 850-1500 Veg- flowering.This grow I see leaf curl down...

After starting treatment with H2O2 I did some research on the forum and found your bleach method for Pyth.I feel This method would be better than H2O2 . You gave me some advice on my next system build that I really appreciate. I was wondering in my current Aero Flo 60 would you treat the Pyth...

:-(I have a Aero Flo 60 I put 30 clones in 3 weeks ago. The first 30 look great still, then 30 more last sunday 13 of the ones from last sunday developed yellowing on the root and no growth. Its root rot, Ive had it before and it killed the whole crop. Any advise on how to get rid of it? I...

Whats up I have a Aero Flo 60 running on a cycle timer for the pump 30sec on 6.3min in between spray cycles. I'm using a water chiller set at 68deg F using GH advanced recirculation feeding schedule full line except subculture M & B using Bobs Brew to keep Res. nice change every 2 weeks use...

I was wondering if anyone knows where I could get the nm output comparison between different makes and models of HPS and MH bulbs ? I have 2 growzillaz and would like to run a MH 1000w & HPS 1000w in each one, but would like to get the spectrum as close to what I am looking for as possible...

I was wondering if any one here has grown S.D. This is our first try it is in a aero flo 60 had some issues with spidermites and burn from the Safer mite stuff.We only have a 600w HPS flanked by two 300w LED Sunshine Systems Grow Pannel Pros on a light rail 5. We are 4 weeks into flower they...