Brugmansia Zone. A self-watering pot will make a big difference. The leaves are generally large and alternate some with toothy margins and covered with fine hairs.
One of the most dramatic plants is Brugmansia. According to University of Washington Some Brugmansias will overwinter in the Seattle area and are semi-evergreen or evergreen. Said to be a naturally-occurring hybrid with Brugmansia suaveolens in parentage.
Brugmansia are annual trees or shrubs in our climate with pendulous not erect flowers reaching 6-10 in a single season.
Growing Methods propagate by seed or by rooting cuttings. A self-watering pot will make a big difference. Others may die back to the ground and come back in the spring. Many Brugmansia cultivars are considered hardy into zone 7B if proper consideration is given to protect the crown of the plant for winter.