Help us track the effects of weather and climate change on wildlife near you

What effect has recent weather had on wildlife? Does climate change affect timings in nature? Join Nature’s Calendar and help scientists discover answers to these questions.

From leaf buds bursting to blackberries ripening, let us know what’s happening near you. You'll be contributing to a long biological record that dates back as far as 1736.

Start recording

Featured blog

It’s bramble season! Let us know when you spot your first ripe berry.

Alex Marshall, 30/06/2025

The first ripe blackberries have been spotted! Here is a reminder on how to record bramble fruiting and a look back at blackberry season from previous years of Nature’s Calendar.

What we record and why

The plants, animals and fungi you can record have been selected to help us understand how nature is affected by weather and climate change.

Join in and let us know what’s happening to wildlife near you.

Find out more

Analysis

View our live species maps to watch the seasons unfolding across the UK.

Discover how your records are used by scientists to investigate the effects of weather and climate on wildlife.

Find out more

Date range poster

Download our new date range poster here. This handy document will help to remind you what species to look out for at different times of year.

Download our phenology calendar

Join thousands of other people and let us know what's happening to wildlife near you.

Have you seen your first butterfly or swallow of the spring? Is it a good year for wild autumn fruits? Take part in Nature's Calendar and help scientists to monitor the effects of climate change on wildlife.

Add a record The Woodland Trust is a charity registered in England and Wales (No. 294344) and in Scotland (No. SC038885). A non-profit making company limited by guarantee. Registered in England No. 1982873. Woodland Trust (Enterprises) Limited, registered in England (No. 2296645), a wholly owned subsidiary of the Woodland Trust.
Registered office: Kempton Way, Grantham, Lincolnshire, NG31 6LL. The Woodland Trust and Woodland Trust Nature Detectives logos are registered trademarks. Images © protected Woodland Trust. VAT No. GB520 6111 04.