How will low night timps affect growth rates

Newgrow31

Active Member
So if my temps come down to say 7-8c over night with day time temps being at 27-30c how much will this affect the health and growth rate
 
No problem. The big swing in temp may slow them down slightly but not enough to worry about it.
 
In my experience thats way too cold. Last winter my lights off temps were around 11c. The plants stopped growing and started to have nutrient deficiencies.

Some strains can handle cold better than others but I would definitely get those temps up.
 
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