thank you for the tip I typically only top off once a week an there bottles that have sitting for at least 2-3 days with the top off, I live in Boston our tap is pretty decent.
Hello!
First time grower here have a question about my fan leaves turning slightly lime green and some light brown spots. I have been using the GH line with distilled water or tap water for top offs after letting it dechlorinate for 24hrs. I do use calimag. I know there’s a million of these...