coal
Coal is traditionally placed in the stockings of naughty children as a symbol of getting nothing for misbehaving.
Naughty children traditionally received a lump of coal in their stockings as a reminder to behave better next year.
to hide unseemly bristle
This is an individual family thing. Some children in Australia do hang stockings for Christmas; many do not.
Coal is found in the stockings of "bad" children.
Traditionally, stockings were made of cotton, linen or wool. The finest were made of silk, far beyond the means of most. A picture of some silk stockings made for Queen Victoria is at the link below, along with a history of stockings.
Stockings. For Santa to put their presents in.
Some children in Europe place shoes outside of their door for Christmas rather than hanging stockings. Other children place gifts or even bouquets of flowers outside.
They got some snow and some coal and no presents
do german children hand up stockings
Socks
Traditionally, at Christmas, stocking are hung from the fireplace's mantelpiece.
It depends on what the children like.