Alder buckthorn
Frangula alnus · Plants
Wikimedia Commons, via Wikipedia — Frangula alnus CC BY-SA · Wikimedia Commons - Observations
- 41
- Peak
- early June
- Years Recorded
- 9
- First
- 2017-05-29
- Most Recent
- 2026-07-30
Verified observations per week, all years combined. Weeks with no records are left blank.
