[The main culprits of pollen allergy are trees and grass! ]# Before and after Gu Yu is still the peak period of pollen allergy#! As we all know, the culprit of pollen allergy is pollen. But the pollen that causes our allergies is actually mainly the pollen of trees and grasses, not the pollen of those bright flowers. Therefore, if you are unfortunate enough to suffer from pollen allergies, you should be more careful to stay away from roadside trees and grass. They are the main culprits of your allergies. #guyu#