tube on the outside to tell how much water is in it and your "sprinkler" yeaa...im a newbie in it...of course you have your growing medium, hydrogen balls you know everything in it needed lol

2in. tall at 5-6 days...bad...good? Everything is in order except the last 2 days my PH was way to high but i've changed it and now its around 6.5 - 7.0 [I know still isnt great but I'm going to get PH Down formula as soon as I can]