I was lucky and my out door girls finished before the really cold weather set in!!

I've never had a plant come close to freezing, but so long as they survived I'd say they're gonna be fine, tho like oldmac said, your probably going to see some setback.

Can I ask why outdoors in a shed and not indoors where you have a more controlled environment?
canniwhatsis Reviewed by canniwhatsis on . brr cold OK, somehow there was an unnoticed power outage taking out the heat(I hate shed grows) for say <12 hours with lights off. It was 5-10f outside. 3 plants, two different jack the ripper phenos and one blue cheese. All three started flowering 19 days ago. Now mind you, the exhaust fan kept running (not good). It was 36f inside the tent, inside the shed, when situation discovered. One plant is fine, one (jtr) shows a little effect, some slight browning of hairs (bc), and one plant (other Rating: 5