Please note that some names will differ worldwide, so please have patience, and if you feel a name is wrong or is missing, please contact me.
Alder is a charm against malevolent fairies. Water sprites are said to protect alder trees, so be cautious of cutting one down. Clethrad is an alder fairy known to us from mythology.
Fragrant apple bark can be added to incense that is burned as an offering to the fae on Midsummer Eve. The fruit or bark of apple trees can be used in fairy magic, especially for love spells. Apples are suitable offerings to the fae.
Ash trees are believed to provide protection from fairies, who are said to be unable to harm anyone standing in the shadow of an ash tree. Placing ash berries in a cradle is said prevent fairies from taking the baby and trading a changeling for it. (Also see Hawthorn)