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2025 Autumn Post here for the 2025 Autumn Campaign 0 Categories 104 Threads
(archive) 2017 Autumn 0 Categories 18 Threads
(archive) 2018 Autumn 0 Categories 0 Threads
(archive) 2018 Spring 0 Categories 1 Thread
(archive) 2019 Autumn 0 Categories 161 Threads
(archive) 2019 Spring 0 Categories 278 Threads
(archive) 2020 Autumn 0 Categories 149 Threads
(archive) 2020 Spring 0 Categories 257 Threads
(archive) 2021 Autumn 0 Categories 165 Threads
(archive) 2021 Spring 0 Categories 435 Threads
(archive) 2022 Autumn 0 Categories 132 Threads
(archive) 2022 Spring 0 Categories 156 Threads
(archive) 2023 Autumn 0 Categories 199 Threads
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(archive) 2024 Autumn Post here for the 2024 Autumn Campaign 0 Categories 251 Threads
(archive) 2024 Spring 0 Categories 246 Threads
(archive) 2025 Spring Post here for the 2025 Spring Campaign 0 Categories 252 Threads
Campaign updates 0 Categories 31 Threads
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Autumn 2025

Branka Žnidarić, modified 1 Month ago.

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Autumn 2025 Birch and Lime

Ankica Veseljic, modified 1 Month ago.

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51
Autumn Campaign

Nataša Maček, modified 1 Month ago.

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52
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2025 Autumn Vilnius Fabijoniškes gymnasium, Lithuania

Ruta Alkimaviciene, modified 1 Month ago.

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68
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Autumn 2025. Activity 2: Color Change of Leaves

Galina Kovtun, modified 1 Month ago.

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78
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autumn

Bohdana Vasylchyshyn, modified 1 Month ago.

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70
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Birch

Вікторія Литвин replied 1 Month ago.

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84
Birch and lime Autumn 2025

Ankica Veseljic, modified 1 Month ago.

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76
Join the Spring Tree Phenology Campaign!

Csilla Barkász, modified 7 Months ago.

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280
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Birch brouwers park Menen Belguim

Student 3 of Veerle Deschuytter, modified 12 Months ago.

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523
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Tomorrow: webinar Tree Explorers

Lenka Kleger, modified 1 Year ago.

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1083
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Phenology, measuring a birch tree

Student 2 of Marina Gojković, modified 2 Years ago.

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1361
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Spring 2021

Student 12 of Hana Grundova-l�pa, modified 4 Years ago.

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2325
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Spring 2021

Student 7 of Hana Grundova, modified 4 Years ago.

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2243
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Spring 2021- European hazelnut

Student 3 of Hana Grundova-pazouska, modified 4 Years ago.

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2295
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Spring 2021

Student 11 of Hana Grundova-kovbirch, modified 4 Years ago.

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2210
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Spring 2021

Student 7 of Hana Grundova, modified 4 Years ago.

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2316
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Spring 2021- European hazelnut

Student 3 of Hana Grundova-pazouska, modified 4 Years ago.

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2250
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Spring 2021 birch

Student 8 of Hana Grundova-brizaplac, modified 4 Years ago.

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2214
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spring 2021,Betula pendula, student10

Student 10 of Hana Grundova-birch, modified 4 Years ago.

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2260

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