There is now demand for all types of timber, especially for summer trees, Stora Enso's recent timber market review states. The company is especially interested in summer thinnings.    Softwood is in constant demand and its price is now historically high. The price level is such that it is worth doing the timber trade, Stora Enso is assessed.    The company says that it also actively buys young forest harvesting sites and sites that do not meet the requirements for timber for energy use. For example, in southern Finland, increasing amounts of energy ...