That sounds really low. Interesting idea though can you tell me where you got that idea. I have been beating myself up trying to keep up my nightime temps. up!indoor i keep my temp at 65 when veg and flower untill they start buding once they bud i keep it at 76, i was taught years ago never 2 go over 76, i control my humidity and co2 too, i guess everybody has there own way but i was taught temp, co2, and humidity are major and must be controled 2 a tee