The herb and or spice to work with for May is Allspice. Allspice is a catalyst, which is good for working with higher planes for good and evil. It tends to affect the mind and thoughts of the person on whom it is used, for instance, luck or success in the form of a brainstorm. It is frequently employed in luck, love, and psychic areas; good for helping to manifest money and general success. This is something that you can buy from the grocery store.