If you experience a runny nose or itchy, watery eyes in the spring, summer and even fall months you may have seasonal allergies. Seasonal allergies occur in various parts of the country at different times of the year and seasonal allergy triggers include grass, weed and tree pollens.

Knowing your allergy season and key regional indicators is the key to a healthier life during pollen season. If you're a seasonal allergy sufferer, it is vital you know your pollen season to ensure your homeopathic sublingual immunotherapy is administered in time to have maximum effect. If you have symptoms that start in February and end in October, you may be allergic to one or more pollens in your geographic area.