Too Dark When Rendering - No Light At All I'm currently making a tree with branches and leaves etc., but for some reason, whenever I go from solid to rendering mode the textures that I applied come out extremely dark, which (I think) is caused by the lack of lighting. Can someone possibly help me? Here are some screenshots.

Here is the texture I applied to the trunk of the tree:



Here is the result after rendering:



Here are the nodes that I'm using:
With the sun you have added to your scene should be enough to at least see your scene lit. The thing is that you have it turned off on the viewport. Turn it on by clicking the eye icon right next to it in the Outliner.