What is called a shrub?
A shrub or bush is a small to medium-sized perennial woody plant. Unlike herbaceous plants, shrubs have persistent woody stems above the ground. Shrubs can be either deciduous or evergreen. When much-branched and dense, it may be called a bush. Intermediate between shrubs and trees are arborescences, or treelike shrubs, from 3 to 6 m tall.Answer: A hibiscus is a shrub. Hibiscus plants are woody perennials that can grow to a moderate size, typically up to 6 feet tall, with branches that tend to be woody and persistent.When much-branched and dense, it may be called a bush. Intermediate between shrubs and trees are arborescences, or treelike shrubs, from 3 to 6 m tall.