Bough pot is a vessel which consists of flowers and branches and is used to decorate a fireplace during summer. The term "bough pot" was common in use in Europe during the 18th and 19th centuries.
During summer in Europe, the fireplace was not used in a house. Instead, they were decorated with floral arrangements. These arrangements consisted of vessels and pots, The term "bough pot" was a colloquial term and came to mean the pots that were used for decorating the fireplace.