outdoor leaves twisted over night (HELP)

i have 3 outdoor plants and 2 of the plants have about a quarter of their leaves twisted , curling up. all the leaves are a nice green color but im guesing it was due to being to cold. 1 plAnt is perfectly fine.
no leaves are yellow
noticed this early this morning yesterday the plants were fine.

any suggestions its not nutes i put nutes in 5days ago on all the plants??

1. pics
2. twisted or curled?