Norton (Cynthiana) Grapevine - Grafted

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Norton (Cynthiana) Grapevine - Grafted
$13.75

Root Stock Info Icon Test text

  • 101-14
  • 1103P

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Ship Time

Scheduled to ship in Spring 2027

Hardiness Zone

Compatible with 4 - 5 - 6 - 7 - 8 - 9 - 10 - 11 - 12 Learn More
Details

 

The Norton grape, also called Cynthiana, is a native American red wine grape (V. labruscana × V. aestivalis) believed to have originated in Virginia. It is the state grape of Missouri. This Norton grapevine is grafted onto 101-14 rootstock, which helps an otherwise slow-to-establish variety root in and grow more evenly. Its small, firm black berries make a rich, full-bodied, deeply colored red with high acidity and outstanding aging potential.

Norton's strength is its toughness in hot, humid climates where vinifera struggles. The Norton Cynthiana grape has good natural resistance to black rot, powdery mildew and botrytis, and it is only moderately susceptible to downy mildew. Vines are vigorous, trailing and self-fertile, grow in USDA Hardiness Zones 4 to 8, and are widely planted across the Midwest, Mid-Atlantic and Southeast.

For care, plant Norton 6 to 8 feet apart on a Top Wire Cordon and give the vines room for their heavy canopy. Norton ripens very late and needs a warm, long season to reach full maturity, so choose a sunny site. The variety is highly sensitive to sulfur, so use other fungicides when needed.

USDA Hardiness Zones
  • Hardiness Zone 4
  • Hardiness Zone 5
  • Hardiness Zone 6
  • Hardiness Zone 7
  • Hardiness Zone 8
  • Certified Availability 2020
  • Wine
  • 101-14 Rootstock
  • Grafted Hybrids
  • 1103P Rootstock

USDA Hardiness Zones categorize regions by average winter temperatures, guiding growers to choose plants suited for their climate. Learn More

Training System
Top Wire Cordon (TWC) Download Top Wire Cordon PDF

Top Wire Cordon is arguably the most efficient training system for grapes, especially for procumbent or downward growing cultivators, especially those not prone to late season fruit rots due to shading of the fruiting zone. Summer labor is much less than that required with Vertical Shoot Positioned (VSP) training as shoot positioning and leaf pulling are generally not required. Learn More

Disease Susceptibility

To learn more about the types of diseases susceptibile on our plants, click here.

Black Rot

Slightly susceptible

Downy Mildew

Moderately susceptible

Powdery Mildew

Slightly susceptible

Botryitis

Slightly susceptible

Susceptibility Meanings

Highly susceptible: Prone to disease and requires intensive management.

Moderate susceptible: May develop disease but manageable with regular care.

Slightly susceptible: Naturally resistant with minimal risk, needing basic care.

Other Growing Information

Grape Color

Blue, Black

Primary Use

Wine

Wine Color

Red

Variety Origin

Believed to have originated in Virginia

Parents

V. labruscana x V. aestivalis

Pseudonym (Tested As)

Cynthiana

Year Released

Unknown

Harvest Season

Late Season

Sulfur Sensitivity

Highly susceptible

Vine Vigor

Vigorous

Growth Habit

Trailing

Suggested Distance Between Vines

6 ft - 7 ft - 8 ft

Bud Break

2-3 Days after Concord