As the Wheel of the Year turns into the heart of autumn, many nature based spiritual practitioners find themselves at a pivotal moment of reflection and renewal. Samhain, celebrated on October 31st - November 2nd (in the Northern Hemisphere), marks the end of the harvest season and the decent towards winter's darkness—a time when the veil between the worlds of the living and the dead is considered to be at its thinnest—sometimes called the Witches' New Year…