Do Acorns Expire

Acorns lose viability when they dry out, so if they are not planted immediately, they must be stored under moist conditions. … Even when stored in plastic bag in the refrigerator, most acorns will eventually germinate, and the emerging roots are easily damaged or may decay during storage.

How long do acorns last for deer?

Deer will consume acorns as long as they are good. White oak acorns tend to rot to germinate by mid winter. Acorns from red oaks have a higher acid content which allows them to remain eatable longer. Some red oaks may remain eatable until early spring.

Do you plant green or brown acorns?

If harvested, this little fallen acorn can grow into a big and beautiful oak tree. The best time to harvest healthy acorns is during early autumn, as they will begin to fall off the trees and germinate during this time. Acorns are at their best for new tree planting if they’ve just turned from green to brown.