| Clue | Source | Date |
|---|---|---|
| Buttercup or bluebell, eg | The Times Concise | 20 Sep 2025 |
| Pretty plant that wasn't planted | Universal | 10 Mar 2022 |
| River in a flash flood? | The Chronicle of Higher Education | 27 Apr 2018 |
| River in a flash flood? | ||
| Sign of spring | Universal | 16 Aug 2015 |
| Sign of spring | ||
| Raging river? |