Plant Finder

perennial

Happy Days Sunflower

Helianthus 'Happy Days'

Add To My Wish List

print page
 
Happy Days Sunflower (Helianthus 'Happy Days') at Ashcombe Farm & Greenhouses

Helianthus 'Happy Days' flowers

Helianthus 'Happy Days' flowers

(Photo courtesy of NetPS Plant Finder)

Happy Days Sunflower (Helianthus 'Happy Days') at Ashcombe Farm & Greenhouses

Helianthus 'Happy Days' in bloom

Helianthus 'Happy Days' in bloom

(Photo courtesy of NetPS Plant Finder)

Height:  24 inches

Spacing:  16 inches

Sunlight:  full sun 

Hardiness Zone:  4a

Description:

This stunning variety has fully double yellow blooms with golden anemone-like centers; has a habit much like a dahlia and is relatively short in stature; excellent for the middle of borders or containers

Ornamental Features

Happy Days Sunflower has masses of beautiful yellow daisy flowers with gold eyes at the ends of the stems from mid to late summer, which are most effective when planted in groupings. The flowers are excellent for cutting. Its pointy leaves remain dark green in color throughout the season. The fruit is not ornamentally significant.

Landscape Attributes

Happy Days Sunflower is an herbaceous perennial with an upright spreading habit of growth. Its medium texture blends into the garden, but can always be balanced by a couple of finer or coarser plants for an effective composition.

This plant will require occasional maintenance and upkeep, and is best cleaned up in early spring before it resumes active growth for the season. It is a good choice for attracting butterflies to your yard. Gardeners should be aware of the following characteristic(s) that may warrant special consideration;

  • Disease

Happy Days Sunflower is recommended for the following landscape applications;

  • Mass Planting
  • Hedges/Screening
  • General Garden Use
  • Naturalizing And Woodland Gardens

Planting & Growing

Happy Days Sunflower will grow to be about 20 inches tall at maturity, with a spread of 18 inches. When grown in masses or used as a bedding plant, individual plants should be spaced approximately 16 inches apart. It tends to be leggy, with a typical clearance of 1 foot from the ground, and should be underplanted with lower-growing perennials. It grows at a fast rate, and under ideal conditions can be expected to live for approximately 10 years.

This plant should only be grown in full sunlight. It does best in average to evenly moist conditions, but will not tolerate standing water. It is not particular as to soil type or pH. It is highly tolerant of urban pollution and will even thrive in inner city environments. This particular variety is an interspecific hybrid. It can be propagated by division; however, as a cultivated variety, be aware that it may be subject to certain restrictions or prohibitions on propagation.

 
 
Hardiness Zone Plant Height Minimum Sunlight
Characteristics
Massing  Screening  Garden  Naturalizing 
Applications
Flowers  Attracts Wildlife 
Ornamental Features