Lumber producers have migrated from Canada to the US South. Now lumber-futures trading is heading to the Southern pineries as well. The exchange operator CME Group said it would launch trading in Southern yellow pine futures on March 31, a response to rising export taxes on Canadian lumber. The futures contracts—ticker: SYP—will give the South’s loblolly planters, loggers, sawmills, pressure treaters and builders a mechanism to manage their exposure to price swings that is more in line with the local market than existing futures. …Traders and the exchange have for years discussed Southern yellow pine futures as the region’s production grew. Now that Northern lumber is a lot more expensive, they are saying the time is right. …Southern yellow pine doesn’t always work as a substitute for the Northern species favored by home builders. But executives said the growing price difference is prompting pockets of buyers to swap.