One of the first things I was taught years ago, is to use your cotelydons as an early indicator of optimal growth. The longer they last, the closer you are to being on the right track.
Rusty Trichome Reviewed by Rusty Trichome on . light burn, nute burn, or nute deficiency? hmm first off, this is more of a warmup, testing things. getting a feel for growing. i know my medium is less than stellar, but its just where i want to start. but not sure if the soil itself is causing burn, or not enough nutes at this point in its life, or heat/light burn and stress. or is it time to acutally fertilize? thoughts?? see pics. thanks What is your experience level? first time Your Equipment: .1) Type and wattage of lights. 600w HPS .2) Distance from tops?:18inches .3) Rating: 5