The leaves and amber of the acacia can be burnt as incense the leaves are often burned with frankincense and myrrh to open the mind to psychic visions and the amber is burned to cleanse sacred spaces. To communicate with spirit the leaves are used to sprinkle the altar with holy water and burned as an incense
Ancestor Communication Incence
Take 1/2 teaspoon of frankincense,
1/2 teaspoon of myrrh and
1/2 teaspoon of acacia leaves stripped from the branch.
Mix these in a small bowl with a drop of cinnamon essential oil then burn over charcoal during rites to communicate with the dead.
~*Belladonna & Bones*~
Image (c) Melburnian via Wikipedia