Woodland Trust

Nature's CalendarNature Detectives

Horse chestnut leaves may start to tint soon so be on the look out.

 Welcome to Nature’s Calendar

Here you can record and view seasonal events that show the impact of climate change on our wildlife
If you’d like to know when bluebells are blooming, song thrushes are singing or the trees are about to treat you to an explosion of colour, Nature’s Calendar is for you.


How fast was spring 2015?

This spring we teamed up with BBC's Big Spring Watch and the British Science Association to find out how fast spring moves and the results are now in. 

Find out which species were the quickest and how you can help to record autumn 2015.

Already registered? Login here and record your sightings
View maps Species last recorded:

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