| Date | Location | Notes | Images |
|---|---|---|---|
| August 7, 2010 | Southeastern, New Hampshire |
|
| Date | Location | Notes | Images |
|---|---|---|---|
| September 27, 2010 | Southeastern, New Hampshire | Button Bush leaves without round flowerheads and wilting. |
|
| Date | Location | Notes | Images |
|---|---|---|---|
| August 6, 2011 | Southeastern, New Hampshire |
|
| Date | Location | Notes | Images |
|---|---|---|---|
| June 29, 2012 | Southeastern, New Hampshire |
|