can st johns wort planted in a container survive over winter in zone 5?

Question

same as above

Answer 1

St John's Wart is hardy to zone 4. Grown in a pot, the plant would be more vulnerable to the cold winter temperatures.
The pot can be placed in a sheltered, but cold location, such as a shed or garage.

https://www.gardeningknowhow.com/edible/herbs/st-johns-wort/st-johns-wort-plant-care.htm