100% Trebbiano Spoletino, fermented for a week with the skins and left on the lees for 454 days. The wine is then aged for 4 years in steel tanks. Arboreus 2006: "100% Trebbiano Spoletino, an ancient variety grown alongside Maple trees. Fermented for 21 days on the skins and left for 232 days on the lees and aged for two years in stainless steel. A wine made using natural methods, without added yeast, sulfur dioxide, or temperature control. Bottled unfiltered." 278 cases produced.