Ah-Choo! What's Making You Sneeze? Make an Appointment Ask a Question Search Conditions This information has been reviewed and approved by Ann Hefel, FNP, MS, RN, (February 2016) Want to use this on your website? Fill out the content usage request form and then copy this code: Summary: Ah-Choo, What’s Making You Sneeze? Stay ahead of seasonal allergies by taking allergy medication before you have symptoms. Use this calendar to know when your allergy season(s) will start. January —molds February — molds, trees March — molds, trees April — molds, trees May — grass, molds, trees June — grass, molds, trees July — grass, molds, trees, August — mold, ragweed September — mold, ragweed October — mold, ragweed November — mold, ragweed December — mold, ragweed Mold Grows on fallen leaves, compost piles, grasses and grains, and in soil. Warmer climates can have molds year-round. Trees Warmer winters can trigger early pollen release. Common tree allergens: Ash, Birch, Catalpa, Cypress, Elm, Hickory, Maple, Oak, Olive, Pecan, Poplar, Sycamore, Walnut, Western Red Cedar Grass Pollens Released late spring through mid-summer. Common grass allergens: Bermuda, Johnson, Kentucky Blue, Sweet Vernal, Timothy Weeds 75 percent of people are allergic to ragweed Allergenic weeds include: Bottlebrush, Curly dock, Lamb’s quarters, Pigweed, Ragweed, Sagebrush, Sheep's sorrel Preventive Treatments for Pollen Allergies Take your medications before you have allergy symptoms. Do outdoor activities in the morning when pollen levels are low. Close your windows, even at night, and use the air conditioning. Wash your hands, body and clothes after being outside. More Information on Allergies How do Allergies Develop? Allergy Symptoms What Are Allergens? Types of Allergies Diagnosing Allergies Treating Allergies Global Warming Making Spring Allergies Bloom Earlier Spring Allergy Tips Steps to Get Ahead of the Spring Allergy Season Surviving Spring Allergies Summer Allergy Tips Tips to Avoid and Treat Insect Stings Winter Allergy Tips Minimizing Indoor Allergens in Winter Holiday Allergy Tips Allergy FAQs Living with Allergies Nasal Wash Guide Surprising Sources of Indoor Allergens Tips to Help Get a Good Night's Sleep Despite Allergies Make an Appointment Find a Doctor You may use this infographic or our What's Making You Sneeze? (pdf) with permission by completing our content usage request form.