What is the meaning of July's flowing fire, white hair and green hair?

The Fire in July, the White Hair and the Floating Green tells a story about marriage first and love later. The story revolves around the love between the heroine and a gentle scum doctor. The heroine is a fashion photographer, while the hero is a talented doctor. The two fell in love because of family arrangements. Although they didn't have much affection at first, they gradually discovered the attraction and hidden side of each other as they got along. The male protagonist has always been secretly in love with the heroine, but due to his upbringing and inner inferiority complex, he did not express his love in time. It wasn't until a blind date opportunity that he finally plucked up the courage to marry the heroine. Married life is full of sweetness and challenges. The male protagonist strives to balance work and family, while the female protagonist discovers his hidden tenderness and affection as she gradually gets to know him. Through their shared life, the two gradually broke through the emotional barriers and finally came together.