Woodland Trust

Nature's CalendarNature Detectives

Look out for bare silver birch trees and record them with Nature's Calendar

To see the species map you must have Flash installed.

Flash player is freely available at the following location:

Flash Player Download Center

Mapping system, recording system and live tracking maps by Internova.

Draw the slider button across and watch observations unfold across the country. If you are logged in and have recorded this species, your own sighting will appear as a red dot.