06/12/2021 · Green nails, also called greenies, are caused by pseudomonas . Pseudomonas is a type of bacterial infection that is common in areas that are very moist or wet. If you remove your artificial nails to reveal a green color, it likely means that the fake nail had lifted and allowed water to get trapped beneath it.If you bang your artificial nail against something, you may dislodge your real nail from the nail bed. Germs, yeast, or fungus can get into the gap and grow. A …28/08/2018 · Green nail syndrome or GNS is an infection of the nails that leads to a greenish discoloration of nails wherein the underneath skin of the nails discolors which makes the nails appear green. And this green discoloration varies from blue-green to dark green to bluish-grey and the discoloration depends on the extent of infection.05/02/2022 · Why is there green under my nail? Green nails — caused by pseudomonas bacteria, which live silently under many nails minding their own business. This bacteria g...