Ok i had brain fart. It got really cold outside and I didn't have my humidifier on so my rh hit 10% and vpd was at 2.9. After lowering lights it just was forcing plants to evaporate and intake to much calcium causing lockout. I think. I cut lights to 50% got humidifier going and shut off the...
Thats my last transfer. Its big enough for a whole 40l bag 9f soil. It was suggested by a buddy but he don't mainline i dont think. Its my first time with soil. So I'm open for suggestions.