The tree of life, newness, hope, renewal, growth, and opportunity. Decay, sadness, hope, renewal, and fertility. Is the leaf full, wilted, or new? The life cycle of the leaf and or its condition indicates where you are in life. Lessons, rewards, and things that you completed. Things that you need to let go of.
See Tree, Flower, Bud, Strength, Power, Life, Forest, Branch, Pile, Rake.