Oak is held sacred by the Celts and the Druids. It is meant to symbolise strength, endurance and bravery. The acorn nut is a symbol of honesty.
Alder cone is thought to symbolise determination and to promote confidence to confront situations you have been avoiding.
The perpetually fluttering leaves of Aspen trees are said to offer protection and help with overcoming fear.
Birch is thought to be the tree of inception and of new beginnings, renewal and protection. The yule log and maypole were traditionally made from Birch while the twigs were used to light the Beltane fires.
Cottonwood is said to give endurance and strength.
(Sycamore Seeds) Maple in all its guises is meant to encourage good health, success and abundance.