Money does not grow on trees. Someone mentioned it in another thread and their logic bothered me. Money =*(can) Coins. Coins= Metal. Metal does not grow on Trees. Money does not grow on trees. Also. Paper Bills: Does Money Grow on Trees? You know the old saying about money growing on trees? Many people believe it does, because paper is made from trees. But, did you know that paper money is not really paper at all? It is actually 75% cotton and 25% linen, the same materials that make up your clothes. This helps the money from ripping and tearing. Each bill that comes from the Treasury is very special. They make sure to change its appearance often to prevent people from making fake money, which is also called counterfeit money. Source. [url=]