For a woman Dreaming that her hair turns to white flowers, augurs that troubles of a various nature will confront her, and she does well if she strengthens her soul with patience, and endeavors to bear her trials with fortitude.... (Hair)
Your dream mainly consists of these symbols: white, bear. For deeper and better understanding it's recommended to read the individual meanings of each symbol. To find out what other interpretations, that are based on distinct character's symbolism, the dream about white bear have, click on these links: white, bear, or you can search manually by using synonyms of these words.