Nursery technician Elizabeth Coss inspects one of five new pest-resistant grape rootstocks at Foundation Plant Services. Five new grape rootstocks that are resistant to nematodes and phylloxera -- two ...

Grafting, a standard way of propagating grapes worldwide, combines a hardy rootstock with a desirable variety of grapes in the scion. Researchers will unravel how the genotype of the rootstock impacts ...

Each year, grape growers come from every corner of the North Bay to attend Rootstock, a conference hosted by the Napa Valley Grapegrowers focused on all things grapes. That includes presentations from ...