But there are other treatments, and no-one needs to be disabled by hayfever. A specialist in allergy should be able to help if you still have bad hayfever after your family doctor has tried all the treatments there seem to be. The main hayfever season in central Britain starts in the first half of June and continues to mid-July or occasionally early August, though there is grass pollen in the atmosphere before and especially after this. The dates are about a week earlier in the south of England, and one or two weeks later in Scotland. The grass pollen season in Leicester.
Pollen counts as particles per cubic metre of air.
Data from a number of years give an idea of when the main grass pollen season can be expected. Contact either organisation for a copy if you live in the USA and need this information, for example to plan travel timing or medication. Countries differ remarkably in how common these illnesses are. The chart shows the results of recent surveys. Wheezing or a feeling of tightness in the chest, or frank asthma.