Knowledgebase
Elderberry poisonous aspect #921187
Asked October 31, 2025, 3:43 PM EDT
Montgomery County Maryland
Expert Response
Leaves, stems, and fruits may contain toxic compounds known as cyanogenic glycosides. These compounds degrade during decomposition. The branches are safe to compost and the compost is safe to use in a vegetable garden.
Using elderberry fruits:
https://extension.oregonstate.edu/catalog/em-9446-play-it-safe-when-preserving-elderberries
Jon