• All Cuttings Ozone Treated At Harvest • Custom Balanced Nutrition Program For Field Nursery And Increase Blocks • All Vines Are Field Grown • All Vines Are Always Hot Water Treated Post Harvest (At No Extra Charge) • The Highest Grading Standards In The Industry • The Highest Quality Planting Materials Available • We Are A Licensed Agent Of The Authentic Entav-Inra® Clones From France California Grapevine Nursery (CGN) is no newcomer to the grapevine industry, boasting 60 years of continuous operation. Certified by the State of California Department of Food and Agriculture, our grapevine nursery provides growers with the highest quality planting materials. At the time of delivery, you will receive number one quality, one-year-old, field grown, dormant rootings or grafted vines. Using state-of-the-art nursery practices, CGN is not only dedicated to providing our customers with the highest quality plants available, but also the friendliest, most efficient customer service in the industry. We encourage you to contact us for detailed information on how we can best meet your vine needs.