The circle of the wreath represents the great circle of life that encompasses us all. It makes us all part of nature. Part of each other. Part of the past and part of the future. Part of death and part of rebirth. 
 
The tree roots represent the strength of foundation that new growth is based on.
 
The tree trunk represents the strength of character from which all our experiences spread and bloom.
 
The branches  represent the actual experiences of life that we have collected over time and have put out to others to nurture, protect and enlighten them.
 
The chakra stones represent the leaves/fruit that our branches have born.
 
The roots and the branches attached to the circle represents what we draw from and return back to the circle of life.
 
The colors of the stones represent:
 
Red: Protection, Grounding, Stability, Physical Energy, Will Power and Security
Orange: Creativity, Cleansing, Intuition. Sexuality, Emotion
Yellow: Ambition, Intellect, Personal Power, Protection
Green: Love, Compassion, Emotions, Balance, Universal Consciousness
Blue: Communication, Clarity, Self-Expression, Truth
Indigo: Spiritual Awareness, Psychic Abilities, Intuition, Inner Wisdom
Violet: Enlightenment, Cosmic Consciousness, Universal/Source Energy
 
All of the colors are present to represent a full life with all of the responsibilities and rewards balanced together in harmony