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    Coronavirus Disinfection

    I'm brainstorming ideas to recycle single-use surgical masks and gowns. Steam, Ozone, Chlorine-Dioxide are options. I'm looking to you guys to help design a tent and ozone water generator and fog the garments with the disinfecting water. Need: 1. Tent 2. Party tent to shield ozone tent from...
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    Semi-Wild Garden

    Hi Folks, I have an outdoor "installation" that I have been hacking for about 7 years now. It is located adjacent to a shallow pond fed by a small stream. It can flood or go bone dry so it's hard to pick a good spot that gets just the right amount of water. Right now it's high and dry, but in...
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    Sativa Flowered with 14 hours light. What gives?

    Hey all, I planted outdoors this summer and was surprised to find light flowering in mid-august (according to ptaff soleil chart 13:45 hours of light at this date). This is a sativa from seed that I got in southern Africa and brought back here. I was reading Jknuc's technical essays about THC...
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    How To Keep a Mother?

    I've got a couple of female plants in veg that I'd like to keep till next spring. Is that possible without them getting too big? The reason I want to keep them is that they are clones of a female african sativa, whose seeds I brought over from Mozambique. Anyone know the proper technique to...
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    Heat, Nute Burn or Other? Pics attached

    Hi All, I've got a 6 week old Blue Streak (MDanzig's autoflower) exhibiting somewhat yellowed leaf edges. I don't know if it's because the grow box is too hot, too many nutes (was fine until a few days ago, using only water) or a specific nute deficiency. The plant has continued to grow denser...
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    Peat Bogs Threatened by Global Warming

    Guys, if anybody is green, we are. Check out the following article on peat bogs and let's come up with ways to eliminate our peat moss addiction. What else could we use? http://www.nytimes.com/2008/10/14/science/14obpeat.html?ref=science
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    Twisted Fan Leaf Stems

    Hi All, Already back with another problem after yesterday's. rgh! I woke up this morning to check on the plant and suddenly many of the larger fan leaves are bent down or twisted at stem. I am wondering if my flowering nutes are too strong? I am using a 11-35-15 orchid flowering nute from...
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    Hermie confusion

    Hi All, I have a plant which I suspect of being a hermie, but I'm still not sure. This is a plant which was rescued via cloning from an over-nuted plant so it certainly experienced some stress. The mama was born in early July and I cloned about 4-5 weeks later. I put the plant into flowering...
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    Nitrogen Excess Recovery: Do Leaves Flatten Out

    Hi, I have a plant that had too much nitrogen in the medium (soil-less medium) and want to know what to expect after the nitrogen level is normalized. Will leaves that grew curled under return to a flat fanleaf shape or will they remain curled under? Thanks!
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    Going, going, gone? Severe wilting

    Hi All, One of my plants is going through hell right now and is severely wilted. I think I gave it whiplash by overreacting to previous problems. Originally it had a nutrient excess, which i flushed out after transplanting to a bigger container. then the bottom leaves turned yellow a couple...
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    Nute Burn?

    Hi All, This is my first grow and first time posting here. I could really use your help! I just started having a problem with a couple of my plants. They are about 3-4 weeks old. They were living in 1.5Q containers and were starting to suck up water much more quickly. They would go...
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