What's your question? Ask

Sunlight. Bittersweet sets the most fruit when it gets full sun all day. Over time, these plants become shaded as they and nearby trees and shrubs grow taller and broader. So what was once a fruiting plant becomes less so with each passing year. Therefore, annual pruning may be necessary, taking off up to a third of its growth as well as that from surrounding trees or shrubs.

Some forms of bittersweet are toxic. Because of this, it is best to avoid eating them unless you are 100% certain of the type of bittersweet you have.

Some vines don't show much growth until the third year, so that's a consideration. Also, male flowers are so insignificant you may not know they're there. So it's probable that you have a male vine. If you want to get a female bush, I think I'd go to a different nursery. Here's an article on bittersweet: https://www.gardeningknowhow.com/ornamental/vines/bittersweet/growing-bittersweet-vines.htm

Here is an article with basic growing information: https://www.gardeningknowhow.com/ornamental/vines/bittersweet/growing-bittersweet-vines.htm
To add a little bit, the female flower has a rounded knob in the center of the flower, with no pollen; the male has several short stamens with yellow pollen on the ends. Some flowers of both sex can sometimes be seen on one plant, but the majority of flowers will be one sex or the other.
Replanting is a bit tricky because or the very large and deep roots developed on plants that have been growing a long time; however, the best time to transplant is during dormancy, probably in late winter before growth starts, but the ground has thawed enough to dig. This article might help you: https://www.gardeningknowhow.com/ornamental/vines/bittersweet/growing-bittersweet-vines.htm

If you're planting seeds, you can sow them in fall or spring; spring seeds need to be scarified. If you're planting bittersweet from the nursery, I would recommend early spring. Be sure to go to the extra trouble to find American bittersweet; the Chinese bittersweet is extremely invasive in some areas. You can google "where to buy American bittersweet" to find sources near you. Here is another article you might find interesting: https://www.gardeningknowhow.com/ornamental/vines/bittersweet/growing-bittersweet-vines.htm

Yes, Bittersweet will began to open as it dries.