Initially, you should add a green color light by using the adjustment layer. You should select the layer and then new adjustment layer. Then click, choose hue or saturation. One new window will appear, confirm it, and then click ok. Then colorize it. Click on the new fill layer and select the pattern fill.
Set the background color for it. You can add or remove the noise in it. Then, select the foreground color. With the help of alt and delete, fill the selected area with the selected color. You can darken the areas wherever you want.