Earth
      Peace, Fertility, Money, Business Success,
      Growth, Employment
      Cypress, Honeysuckle, Patchouli, Vetivert

Air
      Communication, Travel, Intellect, Eloquence,
      Divination, Freedom, Wisdom
      Leander, Lemongrass, Mace, Peppermint
Fire
      Communication, Defensive Magick, Physical
      Strength, Magickal Power, Courage, Will Power,
      Purification
      Basil, Bay, Cedarwood, Cinnamon, Clove,
      Frankincense, Juniper, Lime, Orange,
      Peppermint, Rosemary, Tangerine

Water
      Love, Healing, Peace, Compassion,
      Reconciliation, Friendship, Sleep, Dreams
      Lemon Balm, Chamomile, Cherry,
      Eucalyptus, Jasmine, Lemon, Myrrh, Rose,
      Sandalwood, Spearmint, Vanilla, Violet
 
~from Maat's Books of Shadows