Pollen corona / hazel-tree (Corylus)

Season for hazel-tree pollen:
From beginning of February to beginning of April

There are already no photographs available in our records.


Hazel-trees can spread their pollen very early. In 1998, the first coronae of this type were already observed by mid February! Several hazel-tree coronae could already be observed, but there still do not exist any photographs.