If you can prove who set fire to the pine trees on your property, you can sue that person for your damages, both the loss of value to the property and the cost of removing the trees.  One place to find a lawyer to handle this case for you is our website, http://attorneypages.comWhat matters in court isn't what you know, it's what you can prove by competent evidence.  You're going to need more than just the fact that the bordering property is owned by your husband's ex.