Perennial sunflowers range in height from 2 to 10 feet tall and they are drought tolerant and not fussy about their growing conditions. The dark green leaves create a striking contrast with the ...

If you want a low-maintenance summer garden, choosing species that are adapted to the heat is key. This swamp-loving flower ...

As a genus, Helianthus gets a top-of-the-list rating for biodiversity value for herbaceous plants. They are tremendous nectar and host plants that support over 50 types of pollen specialist bees ...

When you hear the word sunflowers, the cheerful, familiar, large yellow blooms of the annual sunflowers come to mind (Helianthus annuus). These vibrant, happy flowers are annuals and are derived ...

Annual Sunflowers. The sunflower we all grew up drawing is Helianthus annuus or the annual sunflower.Breeders have been working with this species for years. Selections range from the dwarf ...

The Jerusalem artichoke (Helianthus tuberosus L.) is an herbaceous perennial in the sunflower family. Do not be confused as the plant has no direct association with Jerusalem. The artichoke ...

Late Summer's Perennial Spectacular. August 26, 2009. By Adrian Higgins. As unpleasantly hot and humid as Washington can be in August, there are moments in the garden when it's actually quite ...

Tasting somewhat like a nutty potato, this sunflower relative (Helianthus tuberosus) is a long-lived perennial that produces pretty yellow daisies as well as edible tubers that can be eaten raw or ...

The common sunflower goes by the botanical name of Helianthus annus. Extensive breeding has resulted in a great number of cultivars with yellow, orange, red, cream, white, and bi-color blooms, in ...