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Dahlia (Dahlia)

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Home « Dahlia

Dahlia Genus Details

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Dahlias are native to Mexico but are grown throughout the U.S. as popular garden plants. They are tuberous-rooted plants and can grow from 2-8 feet tall depending on the variety. Flowers range from 1-18 inches across and can be white, yellow, red or purple with variations. Dahlias are members of the Asteraceae family which can cause inhalant allergic reactions from the wind-borne pollen. Dahlia tubers contain insulin which was called "diabetic sugar" and was prescribed for diabetic and consumptive patients.

Dahlia Allergy Info

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This genus is not typically considered to be of marked allergenic significance to most people.

Dahlia Pollen Description

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No pollen description is currently available.

Species in This Genus

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

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Dahlia Genus Location

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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

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