In Europe and among some Pagans, any cereal grains such as wheat, barley, rye, etc., but excluding maize. Curiously, in the US it refers to maize and excludes other grains.
Readers, please enjoy this guest blog post by Tudorbeth, author of The Hedgewitch's Little Library, including the latest release in the series, The Hedgewitch's Little Book of Crystal Spells.
When people catch the crystal bug, they think they...