Propagating grapes from dormant hardwood cuttings is a realistic venture for anyone with access to grape vines. Since grapes should have 80 – 90% of their vines removed every year, you just need to ...

The Heritage Vineyard Project was a collaboration between UC Davis and ZAP. Phase one of the Oakville, Napa Valley research vineyard tested grape variability from select superior old vine Zinfandel ...

(THE CONVERSATION) Grape phylloxera, or Daktulosphaira vitifoliae, is an aphidlike insect that attacks grapevines with devastating effects. In Colorado, where wine is an estimated US$3.9 billion ...