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I guess this remains a mystery.

It would have never survived. It was growing in the same pot as a plant that was 500 times its size and getting fed full strength bloom nutes. The light was 5 feet above it and was shaded by multiple layers of leaves.. How does a seedling pop up out of nowhere? Doesn't it have to come from a...

Ok, it was a seedling.. Where in the world did it come from?

I was watering today and found this growing next to one of the plants.. The plant who's pot it was growing in is a female in her 9th week from seed and her 1st week of flowering. She's indoors in FFOF soil. Does anyone know what this is?

Hydro or soil? If soil what type of soil are you using? What ph is the water you're using? Are you using nutrients? If so, which and how much?

I'm going to try foilar feeding..

Any ideas?

I'm very careful when handling these chemicals but I was wondering how bad it would actually be if you spilled this stuff on your skin. Has this happened to anyone?

My understanding was that a pH of 6.2-6.8 is optimal. Wouldn't nutrients like phosphorus, calcium, magnesuim get locked out at a pH of 5.2? I don't have any other pictures of the chick in my avatar.

Aluminum Sulfate and sulfur are for lowering pH. I need to raise it.

Thanks, but that page simply suggests adding lime or wood ashes before planting. I'm in the second week of flowering. Is there anything I can do to lower the pH of the soil at this stage?

Thanks. What can I do to raise the soil's pH?

The pH of the water I'm giving my plant is 6.5 but the runoff is testing at 5.2. Is there a safe way to add lime to the soil without disturbing the plant?

Look in the GrowFAQ. Check out LST, Screen of green, and Sea of green in the Grow methods and mediums section.