When Does Ragweed Bloom?

People who have ragweed allergies are reacting to its pollen. During ragweed season, one plant can release a billion grains of it into the air. Ragweed is worse when nights are cool and days are warm and dry. Its season usually starts in early August and ends in mid-October.

What month is ragweed season?

Ragweed Season Peaks in Mid-September

Ragweed starts pollinating as early as July in some states, especially states in the South. But for most of the country, it appears in August and peaks in mid-September. Ragweed pollen can stick around as late as November, depending on where you live.

What are the symptoms of ragweed allergy?

Symptoms of ragweed allergy are similar to those of other pollen allergies:
  • Sneezing.
  • Runny nose.
  • Nasal congestion.
  • Headaches.
  • Irritated eyes.
  • Itchy throat.
Sophia Al-Mansoor

Sophia Al-Mansoor

Global Business & E-Commerce Reporter

Sophia analyzes international trade, startup ecosystems, retail transformation, and supply chain logistics for modern digital publications.