Green has more shades than any other colour- from yellow green (like lime) to blue hued-greens (like emerald). See more
The symbolism of green in the contemporary world: ecology. It is universally associated with Nature. In Celtic times and culture, it was associated with fertility.
Symbols of green across cultures:it was a sacred colour to the Egyptians representing the hope and joy of Spring and for Muslims Green is a sacred colour
It is said that green is the most restful colour for the human eye. Some claim that green has great healing power as it can soothe pain.Suicides dropped 34% when London's Blackfriar Bridge was painted green.
People who are protans (red weak) and deutans (green weak) comprise 99% of the color blind group that cannot properly distinguish this colour.
Thus, Guilford and Smith proposed that women might be more color-conscious and their color tastes more flexible and diverse. Likewise, McInnis and Shearer (1964) found that blue green was more favored among women than men, and women preferred tints more than shades.See source.
Men and women perceive colors differently.
Green communicates reusability, recycling, and also ground service.
Also, green is connected with the natural world, the natural essence and natural flavours.
Here is one website using the color green:
Here is another picture of a website using the color green: