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Hello. I have a high relative humidity level, but I am not sure If i need a compressor type dehumidifier, that pulls minimum 200w from wall. I saw some desiccant type dehumidifiers, that takes about 100w and they are cheaper. Any experience?? Need help ASAP!!! My room size is 4 m2. That small...

Hello. Could a little slow growth be a reason for a low light? If my plants are NOT stretching, does it mean, they receive enough light? My ligh setup is 5x cxb 3590 DB COBs on 90x90 (cm) and I just turned them to 40w total..

Is it worth growing a few bagseeds/hermie seeds next to bought female seeds. Will they polinate my precious and expensive females? I just have a little of free space because not all seeds from store survived so I am curious if I can grow some hermies/bagseeds next to them? Second thing is - are...

Hello. I have very bad looking seedlings. I do not know why. I use 1x cxb 3590 COB for this foot by foot sized box. At start they started to stretch, when I turned light brighter (dimmabable), they looked kinda bleached out.. Some of them just wont grow. Too muh humidity? To much water? Light...

Hello. What could help make soil more airy. After 1 month it gets very dense and the amount drops too. I had full 4 gallon pot and now its less than 3 gallons. Could I mix a keramzit in it to buff it up (before planting in it)..

Hello. Is there any advantage of buying regular seeds than feminised, if we don`t think of the their cost?

Hello. I am going to run COBs (cree cxb 3590) @ 700ma to 1000ma, what could be the minimum distance between scrog and my lights? I am willing to make it easier and make a non adjustable scrog, but if it is necessary, I will try to make it adjustable.

Hello. Can a mother plant be grown in a ~ 40x30x150 CM small box? COB style @ 25-40w Thats ~ 1.1 x 1.3 x 4.9 feet box. Another thing. Is there any alternative for cloning, rooting gel? I cant find it where I live.

Hello. Could someone explain me difference between these two NPK parameters - NPK - 1 - 2 - 3 and 2 - 4 - 6 or 5 - 10 - 15 and 10 - 20 - 30, as an example.

Hello. I am going to "do" a sealed grow room setup. I have found that I can buy a 10L CO2 tank, here, where I live. It has 21.82mm metric type thread. I would like to buy a system, so I can adjust CO2 ppm as much as I want. Aprox. how long would 10L (7kg) CO2 last running 1500ppm? I could turn...

Hello. I would like to install a CO2 system, fully automatic. When I get a CO2 tank, what pressure should I run after the pressure regulator into controller? And do those controlers have simple hose input, so I can attach a hose and screw it with a clamp?