I just noticed this today! It's been cold here but my temps have been running 63-73 in my room, humidity about 30 650 ppm foxfarm w/ cha ching pH 5.5 -6 Hydro DWC 1000 hps. 12/12 Reciprocating fan on low Sent from my XT1565 using Grasscity Forum mobile app
Fix your pH and that won't happen. 6 is too low. 6.3 is the sweet spot. You're going to have to bump up the ppm's here soon anyway. 1k should be alright.