Mini Horses
Sustainability Master
So the seeds have to be soaked in acid first? I know some trees like cherry and eastern red cedar, have to pass through a bird first. That's why you see them growing along fence rows.

Here's what I got from google-- go & read

How to Start Elderberries From Seed Stratification
How to Start Elderberries From Seed Stratification. Elderberries (Sambucus spp.) provide a useful mix of ornamental appeal and practical use with their showy, cream-colored flowers and edible, dark purple berries. Species such as the American elderberry (S. canadensis) are widely grown as...
How to Start Elderberries From Seed Stratification | Home Guides …
homeguides.sfgate.com/start-elderberries-seed-stratification-54548.html