Many have been eagerly awaiting it: spring has arrived over the past few days, with its renewal, awakening gardens, and the ...

An important component of native woodlands are birch trees. Most people think of white or paper birch (Betula papyifera), ...

The study focused on silver birch trees and found that species richness and competitive pressure for light in the immediate vicinity influenced the timing of spring leaf burst, while water ...

Asthma-Allergy Denmark detected enough birch tree pollen in their pollen traps to officially start the season for the type of tree pollen that most people in Denmark are allergic to. The organization ...