The end of winter brings the first signs of spring: flowers, grasses and trees blooming. For millions of Canadians it is the beginning of their battle with seasonal allergies, or allergic rhinitis. The Canadian Allergy, Asthma and Immunology Foundation estimates that 20-25% of Canadians have hay fever and with the mild winter we’ve experienced this year in the Okanagan, it may be shaping up to be a tough year for those folks.