five seedlings seven days old help

two days ago seedlings that are currently in rockwool cubes developed small copper spots . no nutes proper temps. camera is charging will post piss

you may have a deficiency in your monther plants.

i think i just read about this. might be a cal/mag problem

i doubt seriously if it's a prob from moms, as it's from seed, but, it sounds like your rw is way too wet. shake some water out of it and see if new growth is better...