Are Dahlias Annuals Or Perennials?

Are dahlias annuals or perennials or what exactly is their bloom like, should you choose to grow these flamboyant bloomers?

Are Dahlias Annuals Or Perennials?

Dahlias are considered to be tender perennials.  This means they may be annuals or perennials depending on the hardiness zone they grow in. 

Perennials are plants that live for at least 3 years.  Tender perennials are not the same as perennials as they do not survive cold winters.

But Can Dahlias Be Grown As Perennials?

Zone 10 and Above, you can grow your dahlias as perennials. Zones 8 and 9, your plant’s foliage will die back after the first killing frost in autumn. Zones 7 and Below, trim the dahlia plant to a height of about 2 to 4 inches after the frost has come and darkened the foliage.

Follow These Tips To Help You Grow Vibrant Dahlias Each Year

How To Re-Grow Dahlias After The Frost

Once the threat of frost has passed, plant your tubers in warm regular garden soil.  Plant them in a location that gets at least 8 hours of direct sun per day ...

Dahlias make some of the best bouquets and flower arrangements.  Harvest your blooms before they open fully in the cool of the morning or any time of the day.