Nature's Calendar Blog

  • Will climate change impact the old adage 'Oak before ash in for a splash'?

    By Charlotte Armitage, 28/11/2019

    There's a rhyme 'if ash comes out before the oak there’ll be a summer soak. If the oak comes out before the ash, there’ll be a summer splash’, but what does the Nature’s Calendar data have to say?

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  • Why do leaves change colour in the autumn?

    By Judith Garforth, 12/11/2019

    Find out how autumn colour is progressing this year, why leaves change colour in autumn and enjoy some beautiful seasonal photos sent in from around the country. Don’t forget there’s still plenty to record in December.

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  • Track and record autumn with Nature's Calendar

    By Lorienne Whittle, 07/10/2019
    track and record autumn with Nature's Calendar

    Be inspired to record nature this autumn. Learn how you can help contribute to this biological database, which is increasingly being used to understand the impact of climate change on our wildlife.

    Watch our recent video to find out more about Nature's Calendar and tracking the signs of autumn.

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  • Are you watching out for Autumn?

    By Lorienne Whittle, 26/09/2019

    Is nature in time with our autumn calendars? Whilst the meteorological and astronomical definitions of autumn have now passed, we take a look at your records to see how autumn is revealing itself in trees and shrubs across the country.


    Autumn is known as the forgotten season in phenology, with fewer records of key events compared to spring. So we know less about how the timing of events in autumn are changing. To fill in these knowledge gaps we’re especially keen get your autumn records, so take a look at  Nature’s Calendar for some seasonal inspiration.


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  • When to pick blackberries: it’s time to crumble!

    By Lorienne Whittle, 09/08/2019
    Hand squeezing bramble fruit

    Have you picked your first blackberry of the year yet? Maybe even had enough for a crumble? We take a look at the records over the last 10 years to see whether your autumn crumble may become a summer dish. Your photos are included in this monthly roundup of Nature’s Calendar news.

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Peacock butterfly

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.

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