Examining the roots of a tree or of plants may mention to look at your roots or family genealogy in order to understand the reason why you think and behave the way you do. Roots may also suggest examining the root cause of an emotional outburst or other conccrn, or indicate a need to find roots or to get grounded.... Ariadne's Book of Dream
Vision: Looking at roots: you have talents that you have ignored so far. Or you finally understand the connection that exists between certain events. Digging out roots: you are getting to the “bottom” of things and will be astonished about what you find. Having a tooth pulled: somebody is hurting you deliberately. See Tooth.
Depth Psychology: The root is a symbol of your personality and represents your basic needs. It also points to the relationship you have to tilings and people who have become indispensable to you. Occasionally, it also shows your need to get to the essence of a thing or person.... Dreamers Dictionary
Roots symbolize the unconscious mind. Large roots, or roots that delve deep into the soil, symbolize the need to carefully examine your inner thoughts in order to better understand yourself. Roots that are exposed or above ground symbolize the need to expose your inner talents to the world.
If you are dreaming of roots, you may be on the verge of a breakthrough revelation about yourself.... My Dream Interpretation
The significance of roots in a dream lies in the unconscious mind.
As a metaphor, roots reaching deep into the earth symbolize delving into the depths of the self, expressing the potentials of the soul. Roots erupting from the earth expose these talents to the world. Roots can also symbolize the concept of origin, as in the expressions “their roots go back quite a ways,” “their family has strong roots,” and “the root word.”... Dream Symbols in The Dream Encyclopedia