During Spring, grasses tends to start growing. In late spring and early summer, they release pollen into air. Wind can carry these pollen to miles, but pollens are microscopic, so we can’t see it but those who are allergic with grass pollen can feel allergic reactions due to it. It brings on symptoms like runny nose or stuffy nose, itchy eyes and cough. It’s not just your lawn. There are hundreds of types of grasses that can trigger your allergy. You may be infected to one type of grass or many. The long list includes Rye Grass.