Genus Weigela is a type of shrub that is native to Asia. It is known for its stunning trumpet-shaped flowers that bloom in the spring and summer. There are several synonyms for the term genus Weigela, including Diervilla, Diervilla florida, Weigela florida, and Weigela florida var. albiflora. These synonyms are often used interchangeably to describe the same species of plant. The Weigela plant belongs to the family Caprifoliaceae and can grow up to 10 feet tall and wide if left unpruned. With its beautiful flowers and easy care, the Weigela is a popular choice among gardeners and landscapers.