New World Diseases: Syphilis and…Powdery Mildew
The Columbian biological exchange transformed the living world. Just as sicknesses were passed between Europeans and indigenous Amerindians, the grape vines of the New World passed diseases to the Old World. These diseases, including powdery mildew, downy mildew, and phylloxera vastatrix, would decimate European vineyards and change the future of viticulture forever.