Search results for: phylloxera
Tiny aphids or root lice that attack Vitis vinifera roots. The vineyard pests were widespread in both Europe and California during the late 19th century, and returned to California in the 1980s.
Uniting two plants so they grow as one. Most often used to join phylloxera-resistant rootstock with vitis vinifera buds that will bear fruit.
Disease-resistant native American grapevine grown specifically to provide a root system on which to graft Vitis vinifera varieties. Most of the world takes these measures to prevent attacks of phylloxera.
A hardy grape native to North America, Vitis Riparia is one of the phylloxera-resistant rootstocks used with Vitis Vinifera grape varieties.