| Tromsøpalme (Heracleum persicum) | | 2024-05-24 | 2024-05-24 |  | Flaktveit (Vestland, Norway) |  |
| Tromsøpalme (Heracleum persicum) | | 2024-05-24 | 2024-05-16 | | Flaktveit (Vestland, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2023-09-18 | 2023-09-18 | | Florida (Vestland, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2022-09-08 | 2022-08-25 | | Olsvik skole (Vestland, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2022-08-24 | 2022-08-22 | | Flaktveit (Vestland, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2022-08-23 | 2022-08-22 | | Flaktveit (Vestland, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2021-09-28 | 2021-09-28 | | Algrøyna (Vestland, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2021-09-15 | 2021-09-15 | | Hopsvannet (Vestland, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2021-06-07 | 2021-06-07 | | Kjørgrova (Vestland, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2020-10-16 | 2020-10-02 | | Leitet (Vestland, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2020-10-16 | 2020-10-02 | | Leitet (Vestland, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2020-09-29 | 2020-09-24 | | Kiste-stue (Vestfold, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2020-09-25 | 2020-09-14 | | Løkken (Innlandet, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2020-09-25 | 2020-09-13 | | Tranbergrønningen (Innlandet, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2020-09-25 | 2020-09-16 | | Grønland (Innlandet, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2020-09-25 | 2020-09-25 | | Andenes (Nordland, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2020-09-24 | 2020-09-24 | | Synnavinden (Troms, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2020-09-22 | 2020-09-14 | | Fredheim (Troms, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2020-09-21 | 2020-09-15 | | Tranbergrønningen (Innlandet, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2020-09-21 | 2020-09-10 | | Grønland (Innlandet, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2020-09-21 | 2020-09-14 | | Hunn kapell (Innlandet, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2020-09-18 | 2020-09-18 | | Birkenlund (Agder, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2020-09-17 | 2020-09-17 | | Huldervegen (Troms, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2020-09-17 | 2020-09-10 | | Alfheimveien (Troms, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2020-09-16 | 2020-09-16 | | Otilienborg (Trøndelag, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2020-09-16 | 2020-09-16 | | Olav Vasseljens veg (Trøndelag, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2020-09-16 | 2020-09-15 | | Othilienborgvegen (Trøndelag, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2020-09-16 | 2020-09-16 | | Sandvågen (Trøndelag, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2020-09-15 | 2020-09-15 | | Tambs Lyches veg (Trøndelag, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2020-09-15 | 2020-09-10 | | Limberg (Troms, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2020-09-15 | 2020-09-10 | | Nedre Sandstrand (Troms, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2020-09-14 | 2020-09-14 | | Husefjellet (Østfold, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2020-09-14 | 2020-09-14 | | Husefjellet (Østfold, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2020-09-02 | 2020-09-02 | | Mattishaugen (Nordland, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2020-09-02 | 2020-09-02 | | Bjørnskjærveien (Nordland, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2020-06-16 | 2020-06-16 | | Kongsvinger ungdomsskole (Innlandet, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2020-06-16 | 2020-06-16 | | Kongsvinger ungdomsskole (Innlandet, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2020-06-16 | 2020-06-16 | | Kongsvinger ungdomsskole (Innlandet, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2020-06-09 | 2020-06-09 | | Mesterfjellet skole (Vestfold, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2020-05-25 | 2020-05-25 | | Nybømarka/Svarteskogen (Vestland, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2019-09-23 | 2019-09-23 | | Greåker videregående skole (Østfold, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2019-09-22 | 2019-09-22 | | Greåker videregående skole (Østfold, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2019-09-21 | 2019-09-21 | | Greåker videregående skole (Østfold, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2019-09-21 | 2019-09-21 | | Greåker videregående skole (Østfold, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2019-09-09 | 2019-09-09 | | Hjortsberg Skole (Østfold, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2019-06-18 | 2019-06-18 | | Orkanger ungdomsskole (Trøndelag, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2019-06-18 | 2019-06-17 | | Orkanger ungdomsskole (Trøndelag, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2019-06-06 | 2019-06-06 | | Nidelva leirfossen (Trøndelag, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2019-06-06 | 2019-06-04 | | Nidelva leirfossen (Trøndelag, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2019-06-06 | 2019-06-06 | | Nidelva leirfossen (Trøndelag, Norway) | |