| Lavlandsbjørk (Betula pendula var. pendula) | | 2024-09-26 | 2024-09-26 | | Kjeldevatnet (Vestland, Norway) |  |
| Downy Birch (Betula pubescens) | | 2024-09-16 | 2024-09-16 | | Alta ungdomsskole (Finnmark, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-08-29 | 2024-08-29 | | Tertnes skole (Vestland, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-08-29 | 2024-08-29 | | Tertnes skole (Vestland, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-08-29 | 2024-08-29 | | Tertnes skole (Vestland, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-08-29 | 2024-08-29 | | Tertnes skole (Vestland, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-08-29 | 2024-08-29 | | Tertnes skole (Vestland, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-08-29 | 2024-08-29 | | Tertnes skole (Vestland, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-08-29 | 2024-08-29 | | Tertnes skole (Vestland, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-08-29 | 2024-08-29 | | Tertnes skole (Vestland, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-08-29 | 2024-08-29 | | Tertnes skole (Vestland, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-08-29 | 2024-08-29 | | Tertnes skole (Vestland, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-08-29 | 2024-08-29 |  | Tertnes skole (Vestland, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-08-29 | 2024-08-29 | | Tertnes skole (Vestland, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-08-29 | 2024-08-29 | | Tertnes skole (Vestland, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-08-29 | 2024-08-29 | | Tertnes skole (Vestland, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-08-29 | 2024-08-29 | | Austrått (Rogaland, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-06-17 | 2024-06-13 | | Vestre Jakobselv kirke (Finnmark, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-06-08 | 2024-05-01 | | Haugerenga (Akershus, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-06-07 | 2024-05-30 | | Svanvik (Finnmark, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-05-27 | 2024-05-27 | | Alta ungdomsskole (Finnmark, Norway) | |
| Dvergbjørk (Betula nana subsp. nana) | | 2024-05-20 | 2024-05-20 | | Hustoft gnr. 150/4 (Rogaland, Norway) | |
| Dvergbjørk (Betula nana subsp. nana) | | 2024-05-20 | 2024-05-01 | | Hustoft gnr. 150/4 (Rogaland, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-05-16 | 2024-05-16 | | Søndre (Nordland, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-05-15 | 2024-05-15 | | Nordmarka (Troms, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-05-09 | 2024-05-06 | | Meldal (Midterdalen) (Trøndelag, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-05-07 | 2024-05-02 | | Mosvold (Agder, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-05-07 | 2024-05-06 | | Bjørkelangen (Akershus, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-05-07 | 2024-05-07 | | Nes Verk rundt (Agder, Norway) | |
| Lavlandsbjørk (Betula pendula var. pendula) | | 2024-05-07 | 2024-05-07 | | Kjeldevatnet (Vestland, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-05-05 | 2024-05-02 | | Fjellsåvegen 84 (Innlandet, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-05-03 | 2024-05-02 | | Lappland (Innlandet, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-05-03 | 2024-05-01 | | Rakkestad, i prestegårdsfeltet (Østfold, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-05-02 | 2024-04-29 | | Dæliveien 3 (Akershus, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-05-01 | 2024-04-27 | | Heer (Akershus, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-05-01 | 2024-04-24 | | Basgård (Agder, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-04-28 | 2024-04-25 | | Enge (Vestland, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-04-27 | 2024-04-13 | | Lines (Trøndelag, Norway) | |
| Birch (Betula sp.) | | 2024-04-25 | 2024-04-25 | | Frednes-Sundjordet (Telemark, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-04-23 | 2024-04-12 | | Mosvold (Agder, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-04-21 | 2024-04-19 | | Heer (Akershus, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-04-20 | 2024-04-16 | | Sandefjord Kilen (Vestfold, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-04-19 | 2024-04-19 | | Nes Verk rundt (Agder, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-04-17 | 2024-04-17 | | Gismarvik (Rogaland, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-04-16 | 2024-04-15 | | Sjøholt (Møre og Romsdal, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-04-14 | 2024-04-14 | | Byrknes Skule (Vestland, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-04-11 | 2024-04-11 | | Hustoft gnr. 150/4 (Rogaland, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-04-10 | 2024-04-07 | | Ytre Hamre (Vestland, Norway) | |
| Downy Birch (Betula pubescens) | | 2024-03-29 | 2024-03-26 | | Nord-Statland (Trøndelag, Norway) | |
| Downy Birch (Betula pubescens) | | 2023-10-25 | 2023-09-15 | | Vestre Jakobselv (Finnmark, Norway) | |
Sustain.no is provided by the Norwegian Centre for Science Education