Common buckthorn
Rhamnus cathartica has opposite leaves and laxative black berries.
Use the botanical sourcePrunus virginiana
Also found as Virginia bird cherry
A thicket-forming cherry with long hanging clusters of astringent red to black fruits used for jelly.
Sources checked 27 September 2026 · Specialist field review pending
Pits, leaves and bark contain cyanogenic compounds. Never crush pits or brew leaves.
Where it grows
| January | 54 |
|---|---|
| February | 60 |
| March | 106 |
| April | 3043 |
| May | 11757 |
| June | 5732 |
| July | 5220 |
| August | 6344 |
| September | 2443 |
| October | 793 |
| November | 136 |
| December | 28 |
Research-grade iNaturalist records, snapshot Aug 27, 2026. The growing zone combines areas where different people have repeatedly verified it. Records show where people looked and found it, not current abundance or permission to gather.
01 / Learn to see
Oval, finely toothed leaves with small glands at the base of the blade.
Long cylindrical clusters of white flowers in spring.
Hanging clusters of red to black cherries with a single hard pit.
These are study prompts, not a complete identification key. Confirm the full plant with a regional flora and an experienced local identifier.
02 / Resolve the differences
Rhamnus cathartica has opposite leaves and laxative black berries.
Use the botanical sourcePokeweed berries hang in clusters on magenta stems; toxic.
Selected comparisons only. Other lookalikes may occur locally.
03 / Meet the place
Widespread across North America.
Fruits ripen in mid to late summer.
Stage guidance is not a local forecast. Check your climate, elevation and a regional source; no month-shift formula is used here.
04 / Gather with care
Parts discussed: Fruit
Cook and strain fruit for jelly or syrup. Remove pits.
Leave plenty of fruit for birds and bears.
Preparation & storage essentials05 / Follow the evidence
Checked 27 September 2026. Original editorial synthesis; source institutions have not reviewed or endorsed this guide. Independent botanical field review is pending. Photos illustrate specimens; they do not certify the identity of a plant you find.
Suggest a correction