The bark of trees change appearance in different weather. This photograph was made two dry but humid days after it had rained with temperatures around 12C. The usually dark bark had briefly becamoe quite light, it darkened again a few days later.
Photography notes:
This is a photograph with a huge amount of detail suitable for a very large print. The images on this web page are highly compressed to keep the file sizes reasonable. The backgrounds are all crops from the original selecting different areas that brings out the bark's texture. Below is a 1:1 image taken from just slight right of the center.