In Germanic-Scandinavian and Celtic myths, acorns were associated with life, fertility and immortality, and were also the sacred fruits of the god of war Thor. Druids ate acorns, believing that they have magical properties.
In the old days, it was practiced to wear an acorn as an amulet that protected from aging and drunkenness.
Ripe acorns fall from trees on average, within a month. However, the acorns that fall first (in mid-late August during the week), as a rule, are affected by various diseases or weakened, and therefore unsuitable for collection.
Sowing acorns is the main way to restore oak forests, therefore, collecting acorns to help forestry has become a topic for mass actions, in which schoolchildren, members of school forestries, and volunteers are involved.
If the soaked acorns are roasted until golden brown and ground, then acorn coffee can be made. Such coffee is often recommended for children both as a regular drink and for coughs, bronchitis, asthma.
Acorns are rich in easily digestible carbohydrates, mainly starch; contain tannins, which give them an astringent and bitter taste. Tannins are easily removed by soaking.
Acorns are an indispensable additive for pork feed because they approach bran in nutritional value.
Acorns have a bactericidal, enveloping, antitumor effect, are often used in the treatment of the genitourinary system, and are also useful in all kinds of poisoning.