More About Louis Roederer Collection 244 375ML Champagne is one of the coolest growing regions in France and has seen a significant increase in temperatures resulting in riper flavors, undesirable for Champagne production. Louis Roederer has taken this as an opportunity to redefine their estate plots and historic partnerships in the Coeur de Terroir with the region's acclaimed chalky soils and by harvesting earlier before the grapes accumulate too much sugar.