Ragweed season runs from roughly Aug. 15 until Sept. 15 with the peak of the season occurring usually during the week leading ...

Houston’s late summer heat wave is boosting ragweed pollen production and worsening allergy symptoms for many residents.

Ragweed season peaks during October but begins in August and can last through November depending on weather conditions.

From left: Felipe Faleco, University of Wisconsin-Madison, hands a bag of PPO-resistant giant ragweed seeds to Pat Tranel, University of Illinois Urbana-Champaign. The team identified the first ...

Ragweed is a flowering plant in the genus Ambrosia that’s prevalent in Southeast Texas. The pollen it produces contributes significantly to seasonal allergies, particularly in late summer and ...

Indiana is currently in the middle of its ragweed season, which typically runs from mid-August until the first frost, usually in late October. This period brings discomfort for many, as ragweed ...

If your allergies act up in late summer, don’t blame goldenrod. “What’s making you sneeze is ragweed,” said Sharon Yiesla, plant knowledge specialist at The Morton Arboretum in Lisle.

Late summer and early autumn are known for triggering a rise in allergens. It’s ragweed season. Ragweed is notorious for triggering seasonal allergic rhinitis, also known as hay fever.

While there are year-round allergens like pet dander and spring and summer allergens like pollen, fall allergies are predominantly caused by weeds, particularly ragweed. Those fields of plants ...

For example, if you’re allergic to ragweed, you get exposed to a tiny bit of ragweed every day. It's so small that you’re unlikely to have a reaction to it. And over time, your body will get ...

According to Dr. Rachna Shah, an allergist who conducts the Loyola Medicine daily pollen counts, late August and early September is "peak" ragweed and weed season. “Over the past few weeks ...