Dahlia Flower Annual Or Perennial. They are considered a tender perennial in cold regions of North America. Red pink orange yellow white purple.
They put on a stunning late-summer and early-fall show but will require some kind of support to withstand summer winds and rain. The dazzling bloomers are classified as tender perennials meaning they can be annual or perennial depends on the hardiness zone. Sep 21 2017 The dahlia a summer-blooming annual is native to Mexico and thrives when planted in sandy soil in full sun.
Take for example Kate Rowe who left her job in software to buy Aztec Dahlias a dahlia farm located in Petaluma California.
Flowering period - Early July to the end of October. There are thousands of dahlia varieties with more being hybridized each year ranging in height from 1 to 6 feet with flowers as small as 2 inches or as large as a dinner plate. Jan 31 2007 2006 Publications International Ltd. Red pink orange yellow white purple.