Enamel Product.
This dark green colored effect is perfect for creating fresh moss and slimy surfaces caused by dampness. Apply and fade with a clean brush moist with Enamel Thinner. Ships, boats, ports, wooden doors and many amphibious vehicles show this effect very particular due to the water and the humidity. Observe real pictures to use them like reference in your models.
You can combine with Slimy grime Light.