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Hey guys, I have an issue. I have 14 clones in a prebuilt closet. All the clones were healthy going in but in a week and a half have done nothing but turn yellow. Nutrient levels are now at 850ppm but were low (420-480ppm) They're in a deep water culture with drippers and a fogger in the...

I have multiple plants with problems right now. all growing in an ebb/flow system on solid nutrients. (miracle grow) I have a white widow with yellow and dry wilting tips; (Plant 3) another that has some yellowing around the outer edges of older leaves. (Plant 2) and a third that has spotted...

From my understanding growing where the roots are always submerged risks rootrot. That rootrot was killing the root by lack of oxygen. My question is, if you can oxygenate the water enough, can you grow in the previously mentioned situation?

I went out of town for a few days and came back to find a few of my ladies considerably wilted due to a water pump failure. The leaves are still soft and green, but I fear they may die very soon. Is there anything I can do as far as an emergency remedy to help them?

I went out of town for a few days and came back to find a few of my ladies considerably wilted due to a water pump failure. The leaves are still soft and green, but I fear they may die very soon. Is there anything I can do as far as an emergency remedy to help them?

Aside from SCROG, what's the best way for me to limit the vertical growth of my ladies? I've heard of squeezing and bending branches but I haven't seen it work very well. Any Suggestions?

Seeds of the coca plant, used for producing cocaine among other thing, are checked for quality by placing in water. If they float, they're typically bad. I realize we're talking about different plants, and the seeds of marijuana weigh less, but is this true with marijuana as well? Personally...

Anyone have suggestions on good seed banks to order from? I hate to take google's word for it. lol.

When is the sex determined? I thought that the sex was determined before germination but the only way to tell was to wait until flowering. However I have a friend that's telling me that the plant is sexless until it flowers, and at that point it's sex is determined. So the only way to clone...

I've been debating setting up and ebb-flow system vs drip. anyone have suggestions?

I've been told that while vegging you don't usually see any difference over 18/6 light, so that's the best light cycle to use, but to keep fresh seedlings under 24 hr light. At what point is it cool to go from the 24/0 to 18/6? Also, I've heard that when flowering, 12/12 is great but by...