| Giant Hogweed (Heracleum mantegazzianum) | | 2015-08-31 | 2015-08-31 | | fredrikstaddistriktet (Østfold, Norway) |  |
| Giant Hogweed (Heracleum mantegazzianum) | | 2015-08-31 | 2015-08-31 |  | fredrikstaddistriktet (Østfold, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2015-08-31 | 1998-01-13 | | fredrikstaddistriktet (Østfold, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2015-08-31 | 2015-08-31 | | fredrikstaddistriktet (Østfold, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2015-06-18 | 2015-06-10 | | Lysakerelven (Oslo, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2015-06-17 | 2015-06-10 | | Lysakerelven (Oslo, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2015-06-17 | 2015-06-10 | | Lysakerelven (Oslo, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2015-06-17 | 2015-06-17 | | Lysakerelven (Oslo, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2015-06-15 | 2015-06-15 | | Hundsund ungdomsskole (Akershus, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2015-06-15 | 2015-06-08 | | Charlottenlund videregående skole (Trøndelag, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2015-06-15 | 2015-06-15 | | Ris ungdomsskole (Oslo, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2015-06-15 | 2015-06-15 | | Husebyskogen (Oslo, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2015-06-15 | 2015-06-15 | | Husebyskogen (Oslo, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2015-06-15 | 2015-06-15 | | Husebyskogen (Oslo, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2015-06-15 | 2015-06-10 | | Husebyskogen (Oslo, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2015-06-15 | 2015-06-15 | | Husebyskogen (Oslo, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2015-06-15 | 2015-06-11 | | Husebyskogen (Oslo, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2015-06-15 | 2015-06-15 | | Husebyskogen (Oslo, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2015-06-12 | 2015-06-12 | | Surnadal (Møre og Romsdal, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2015-06-11 | 2015-06-11 | | bymarka naturbarnehager (Trøndelag, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2015-06-11 | 2015-06-11 | | festningen (Innlandet, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2015-06-11 | 2015-06-11 | | festningen (Innlandet, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2015-06-11 | 2015-06-11 | | skansesletta (Innlandet, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2015-06-11 | 2015-06-11 | | skansesletta (Innlandet, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2015-06-11 | 2015-05-28 | | skansesletta (Innlandet, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2015-06-10 | 2015-06-10 | | Rimbareid (Vestland, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2015-06-10 | 2015-06-10 | | Rimbareid (Vestland, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2015-06-10 | 2015-06-10 | | Kvitsøy (Rogaland, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2015-06-09 | 2015-06-09 | | Torstaddammen (Akershus, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2015-06-09 | 2015-06-09 | | Sandvika (Akershus, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2015-06-09 | 2015-06-09 | | Sandvika (Akershus, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2015-06-08 | 2015-06-08 | | bymarka naturbarnehager (Trøndelag, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2015-06-08 | 2015-06-02 | | bymarka naturbarnehager (Trøndelag, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2015-06-05 | 2015-06-05 | | Breivika (Troms, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2015-06-05 | 2015-06-05 | | Breivika (Troms, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2015-06-05 | 2015-06-05 | | Breivika (Troms, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2015-06-05 | 2015-06-05 | | Sandvika (Akershus, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2015-06-05 | 2015-06-05 | | Sandvika (Akershus, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2015-06-05 | 2015-06-05 | | Sandvika (Akershus, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2015-06-05 | 2015-06-05 | | Sandvika (Akershus, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2015-06-04 | 2015-06-04 | | Frydenbergområdet (Østfold, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2015-06-04 | 2015-06-04 | | Sandvika (Akershus, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2015-06-04 | 2015-06-04 | | Frederik Ii videregående skole (Østfold, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2015-06-04 | 2015-06-04 | | Frederik Ii videregående skole (Østfold, Norway) | |
| Tromsøpalme (Heracleum persicum) | | 2015-06-03 | 2015-06-03 | | Blindern stasjon (Oslo, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2015-06-03 | 2015-06-03 | | Jørpeland ungdomsskole (Rogaland, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2015-06-02 | 2015-06-02 | | Tråstad Ungdomsskole (Innlandet, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2015-06-02 | 2015-06-02 | | Tråstad Ungdomsskole (Innlandet, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2015-06-02 | 2015-06-02 | | Tråstad Ungdomsskole (Innlandet, Norway) | |
| Giant Hogweed (Heracleum mantegazzianum) | | 2015-06-02 | 2015-06-02 | | Sandvika (Akershus, Norway) | |
Sustain.no is provided by the Norwegian Centre for Science Education