So what does feeling green mean:
Green, one of most-often cited favorite colors. It represents nature, environment, health, good luck, renewal, youth, vigor, spring, generosity, fertility, jealousy, inexperience, envy, misfortune.
"Its cool quality soothes, calms, and has great healing powers." It is often worn in operating rooms by surgeons.
In China, green hats mean a man's wife is cheating on him; it is not a good color for packaging.
In France studies have indicated green is not a good color choice for packaging either.
In India green is the color of Islam.
In Ireland green has religious significance (Catholic).
In some tropical countries green is associated with danger.
They also had this in another section..
GreenCurrently the most popular decorating color, green symbolizes nature. It is the easiest color on the eye and can improve vision. It is a calming, refreshing color. People waiting to appear on TV sit in "green rooms" to relax. Hospitals often use green because it relaxes patients. Brides in the Middle Ages wore green to symbolize fertility. Dark green is masculine, conservative, and implies wealth. However, seamstresses often refuse to use green thread on the eve of a fashion show for fear it will bring bad luck.