| Horse-chestnut (Aesculus hippocastanum) | | 2010-03-05 | 2010-03-05 |  | Nygårdsparken (Vestland, Norway) |
| Horse-chestnut (Aesculus hippocastanum) | | 2009-05-09 | 2009-05-08 | | Mosvold (Agder, Norway) |
| Horse-chestnut (Aesculus hippocastanum) | | 2009-04-24 | 2009-04-22 | | Sandefjordsfjorden (Vestfold, Norway) |
| Horse-chestnut (Aesculus hippocastanum) | | 2008-05-30 | 2008-05-28 | | Skolegården (Rogaland, Norway) |
| Horse-chestnut (Aesculus hippocastanum) | | 2006-05-01 | 2006-05-01 | | Sandefjordsfjorden (Vestfold, Norway) |
| Horse-chestnut (Aesculus hippocastanum) | | 2004-05-02 | 2004-04-15 | | Sandefjordsfjorden (Vestfold, Norway) |
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