You've got at least 6 weeks to go.
Already done Clear plastic. And a heavy dark tarp for nights. Still gettin some air but it keeps warmYou could try and build an enclosure around the plants. Something to prevent them from experiencing the cold lows of the nights. That would extend your season some.
bag seeds from purple skunk4-6 weeks. What strain is it?
Normal for outdoorShould my buds look like this ?View attachment 4211263