Common: Dahlia, Garden Dahlia. Kingdom: Plantae. Division: Magnoliophyta. Class: Magnoliopsida. Order: Asterales. Family: Asteraceae. Genus: Dahlia.
Dahlias are native to the subtropical regions of Central and South America. There are about thirty species in the genus Dahlia, and over 20,000 cultivars are grown today. Dahlia plants range in height from as low as 12 inches to as tall as 6-8 feet. The flowers can be as small as 2 inches or up to a foot in diameter. thriving in any reasonable soil so long as they're kept moist.
Dahlia flower shapes range from flat to spherical; some have lance-shaped petals. Dahlia colors: White,Red,Pink,Orange,Purple,Yellow. There is a huge range of colors, sizes and types of dahlias，You will find many examples on this website.