Grass pollen is a common allergen. Yet of the more than 1,000 types of grass that grow in North America, only a few produce pollens that trigger nasal allergies.

Common Allergy-Producing Grasses

  • Bermuda
  • blue (especially Kentucky)
  • brome
  • canary
  • johnson
  • orchard
  • redtop
  • rye
  • salt
  • Sudan
  • sugar beet
  • sweet vernal
  • timothy
  • wild oats