| Knotgrass (Polygonum aviculare) | | 2024-06-30 | 2024-06-30 | Hustoft gnr. 150/4 (Rogaland, Norway) |
| Knotgrass (Polygonum aviculare) | | 2023-06-29 | 2023-06-28 | Hustoft gnr. 150/4 (Rogaland, Norway) |
| Knotgrass (Polygonum aviculare) | | 2022-07-15 | 2022-07-14 | Hustoft gnr. 150/4 (Rogaland, Norway) |
| Knotgrass (Polygonum aviculare) | | 2021-07-06 | 2021-07-04 | Hustoft gnr. 150/4 (Rogaland, Norway) |
| Knotgrass (Polygonum aviculare) | | 2020-08-03 | 2020-08-02 | Hustoft gnr. 150/4 (Rogaland, Norway) |
| Knotgrass (Polygonum aviculare) | | 2019-07-09 | 2019-07-09 | Bakketun (Innlandet, Norway) |
| Knotgrass (Polygonum aviculare) | | 2018-07-14 | 2018-07-14 | Bakketun (Innlandet, Norway) |
| Knotgrass (Polygonum aviculare) | | 2016-08-04 | 2016-08-01 | Hustoft gnr. 150/4 (Rogaland, Norway) |
| Knotgrass (Polygonum aviculare) | | 2015-07-11 | 2015-07-11 | Bakketun (Innlandet, Norway) |
| Knotgrass (Polygonum aviculare) | | 2014-06-17 | 2014-06-17 | Hustoft gnr. 150/4 (Rogaland, Norway) |
| Knotgrass (Polygonum aviculare) | | 2013-08-23 | 2013-07-16 | Hustoft gnr. 150/4 (Rogaland, Norway) |
| Knotgrass (Polygonum aviculare) | | 2013-08-04 | 2013-08-04 | Bakketun (Innlandet, Norway) |
| Knotgrass (Polygonum aviculare) | | 2013-07-07 | 2013-07-07 | Sagåsen (Innlandet, Norway) |
| Knotgrass (Polygonum aviculare) | | 2012-07-25 | 2012-07-25 | Bakketun (Innlandet, Norway) |
| Knotgrass (Polygonum aviculare) | | 2012-07-22 | 2012-07-17 | Sagåsen (Innlandet, Norway) |
| Knotgrass (Polygonum aviculare) | | 2012-07-09 | 2012-07-08 | Hustoft gnr. 150/4 (Rogaland, Norway) |
| Knotgrass (Polygonum aviculare) | | 2011-06-30 | 2011-06-30 | Hustoft gnr. 150/4 (Rogaland, Norway) |
| Knotgrass (Polygonum aviculare) | | 2010-06-17 | 2010-06-17 | Hustoft gnr. 150/4 (Rogaland, Norway) |
| Knotgrass (Polygonum aviculare) | | 2009-07-17 | 2009-07-17 | Os (Nordland, Norway) |
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