Ok My plants where doing really well but for some reason they turning yellow and curling down and dieing. Not sure if Nitrogen deficiency or over watered.

Temp 75-89
Co2-600ppm
RH-50
Dirt- Regular topsoil with worm scat, bat guano, Just top soil.
4-400watt HPS each side of room.
2 Fans moving air around.
Lights on 18hours

So please if anybody can help me out that would be awesome.
Budmuncher Reviewed by Budmuncher on . Plants need HELP PLEASE!!!! Ok My plants where doing really well but for some reason they turning yellow and curling down and dieing. Not sure if Nitrogen deficiency or over watered. Temp 75-89 Co2-600ppm RH-50 Dirt- Regular topsoil with worm scat, bat guano, Just top soil. 4-400watt HPS each side of room. 2 Fans moving air around. Lights on 18hours Rating: 5