Contact: Dr. Robert G. Peel
Caption: There is plenty of pollen in the air around this Cock's-foot. New Danish studies show that the amount of pollen peaks at different times of the day through the pollen season. Cock's-foot is an example of a species which emits most pollen in the morning.
Credit: Carsten Ambelas Skjøth
Usage Restrictions: None
Related news release: Scientists map the worst times of day for people allergic to grass pollen