What Gives Exotic Heartwoods Their Unique Colors?

[andytak3740]

In exotic trees, what in particular gives their heartwoods their colors? Is it due to mineral or compounds being deposited into the cells is it from a mixture of chromophores. Could it be both? I would like to know why some are red, purple, black, and etc.

[Vmedvil2]

In exotic trees, what in particular gives their heartwoods their colors? Is it due to mineral or compounds being deposited into the cells is it from a mixture of chromophores. Could it be both? I would like to know why some are red, purple, black, and etc.

 

Exposure to light makes trees change color in their wood grain.