Helianthus × laetiflorus

Plant Characteristics

Habit		herbaceous

Cultivation

Features:	✓	flowers
Flower features:	❀	yellow

Scientific Names

Asteraceae >

Helianthus >

× laetiflorus >

Describe the plant here...

Read about Helianthus × laetiflorus in the Standard Cyclopedia of Horticulture

Helianthus scaberrimus, Ell. (H. rigidus, Desf. H. missiouriensis, Schwein.). St. 1-3 ft. high (rarely 5-8 ft.), strict, sparingly branched, rough or hairy: lvs. 6-12 in. long, oblong to ovate-lanceolate, firm, thick, rough- hairy, entire or slightly toothed: fls. 2 ½ -4 in. wide, showy, long-stalked; rays numerous, about 1 ½ in. long; disk sometimes yellow at first, turning brown. Aug.-Oct. Minn, to Ill., Ga., and Texas prairies.—After H. decapetalus this species is one of the best perennial sunflowers. It varies under cult, chiefly in the direction of doubling and in lengthening the blooming period. Some of the best garden varieties are aestivalis, grandiflorus, semiplenus and Miss Mellish. The above text is from the Standard Cyclopedia of Horticulture. It may be out of date, but still contains valuable and interesting information which can be incorporated into the remainder of the article. Click on "Collapse" in the header to hide this text.

Gallery

If you have a photo of this plant, please upload it! Plus, there may be other photos available for you to add.

• 

  photo 1

• 

  photo 2

• 

  photo 3

References

• Standard Cyclopedia of Horticulture, by L. H. Bailey, MacMillan Co., 1963

External links

• w:Helianthus × laetiflorus. Some of the material on this page may be from Wikipedia, under the Creative Commons license.
• Helianthus × laetiflorus QR Code (Size 50, 100, 200, 500)