No, the bushes are not slow growing.
No, it does not include the height of the pot.
I'm not sure about the heat zone, but they hold up well in NC. I planted mine about 6 feet apart, as suggested. But if I was planting a privacy wall, I would plant them every 4 feet as they grow fast, tall, and wide.
Yes, it is deer resistant.
This will be the largest sold online. These will be ~24-36 inches when shipped.
You can expect the Blue Point to get about 6-8' wide at maturity
This tree typically grows to a height of 120 inches.
No, this plant reaches 8 feet wide and 12 feet in height.
If the ground is frozen the plant will likely not survive. It'd likely be best to wait until warmer weather returns.