1000 Red Treviso Endive Seeds - Non-GMO Heirloom, Crisp Tart Red Treviso, also known as Rossa di Treviso or Rouge de Trevise, is a renowned and highly cherished radicchio variety hailing from Treviso, Italy, located just north of Venice. Esteemed by culinary experts and connoisseurs, this radicchio is celebrated for its exceptional flavor and quality. In the summer, the plant produces elongated, slender green leaves that gradually transform into a striking deep red with distinctive white veins as cooler temperatures approach. This particular variety does not form a heading but instead remains in a loose, open rosette. Its leaves are both crisp and tender, offering a pleasantly tart flavor that makes it a favorite among those who appreciate its unique taste and texture.