Search By Location 
 

Sunflower (Helianthus)

section divider
Home « Montana « Chouteau « Helianthus

Sunflower Genus Details

section divider
Helianthus is native to North America. Long cultivated by Native Americans for its edible seeds, it's now valued by gardeners for its colorful flower head and ability to attract birds. Leaves are generally alternate and have coarse, toothed margins. The terminal flower heads range from 3-12 inches in diameter with yellow ray flowers and tubular disc flowers which can be yellow, brown or purple. Sunflower can range from 2-8 feet tall.
Sunflower genus (Helianthus debilis)
Sunflower genus (Helianthus debilis)


Sunflower Allergy Info

section divider
Mild allergenicity is reported on sunflower. However, it is related to the notorious ragweed and cross-reactivity could occur.

Sunflower Pollen Description

section divider
No pollen description is currently available.

Species in This Genus

section divider
Allergenicity Legend:
Mild Allergen Mild Allergen  |  Moderate Allergen Moderate Allergen  |  Severe Allergen Severe Allergen  |  Allergy Test Allergy Test Available
Sunflower (Helianthus) is a genus of the ASTERACEAE family.
This genus includes the following allergenic species:

Allergens and Plants Search

section divider Enter a full or partial species name to find more information on one of over 1200 potentially allergenic plants. For example, you can find chenopods searching on "cheno" (no quotes) as Latin Name.

Search By Plant Name:
 
 Common Name    Latin Name

Search By Alphabet:
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Advertisement

Sunflower Genus Location

section divider
The shaded areas on the map indicates where the genus has been observed in the United States. Click the map to see a full scale version of these allergy areas.
  - Native, observed in a county
  - Introduced, observed in a county
  - Rarely observed

Related Links

section divider
Advertisement
facebook_twitter

Advertisement