Don't let it happen to you! Our fire damaged and / or insect infected trees will keep your forest "in the real".  One, a couple, or a whole slope of them, it all depends on what you are modeling.  Many forest scenes could have several.  Certainly a stand out detail and it's something we just had to come up with here at Coastmans.  Here's the top four sizes. We can make them bigger, but not much smaller.