Table grapevine plant named ‘CXG20’

Abstract

A new and distinct variety of table grapevine plant named ‘CXG20’ is herein disclosed. ‘CXG20’ produces sweet, dark purple fruit with a uniquely strong flavor which is a mixture of muscat and labrusca. Fruits are very juicy and somewhat soft. ‘CXG20’ is a very early season variety, the fruit commonly is ready for harvesting from the end of June until mid-July in Bakersfield, Calif.

Claims

1. A new and distinct cultivar of Vitis grapevine plant named ‘CXG20’ as herein illustrated and described.

Description

BRIEF DESCRIPTION OF THE PHOTOGRAPHS

(1) The accompanying photographic illustrations shows typical samples of fruit produced by the new variety. Colors in the photograph may differ from the color values cited in the detailed botanical description below.

(2) FIG. 1 illustrates two fruit clusters produced by ‘CXG20’. The cluster on the left is beginning to ripen, the cluster in the right of the figure is a cluster of fully ripe fruits from ‘CXG20.

(3) FIG. 2 shows a close-up, cross-section view of the interior of fruits of ‘CXG20’. The fruits on the top of the figure are ripening, the fruits on the bottom are fully ripe.

DETAILED BOTANICAL DESCRIPTION

(4) In the following description, color references are made to The Royal Horticultural Society Colour Chart 2007 except where general terms of ordinary dictionary significance are used. Some descriptors, when useful have been incorporated from UPOV Grape Descriptor Guidelines. Plants were grown in Bakersfield, Calif. and are approximately 2 years old. Botanical classification: Vitis labrusca ‘CXG20’.

CANES

(5) Characteristics of mature canes: Form.—Round with fine ridges. Diameter.—Average range 7 to 10 mm. Length.—1.3 to 2 m. Color.—Near RHS Yellow-Green N144D flushed Greyed-Orange 177A and 177B. Cross section shape.—Round. Strength.—Average. Texture.— Lenticels.—Not observed present. Internode length.—8 to 19 cm. Bud break: Early. Late March, in the central Valley of California. Tendrils forked (yes/no).—Yes. Tendril texture.—Glabrous. Tendril length.—7 to 12 cm. Openness of the tip of the young shoot.—Half open. Young shoot prostrate hairs.—Very sparse.

FOLIAGE

(6) Leaf: Arrangement.—Alternate. Quantity.—Approximately 22 per cane. Average length.—15 cm. Average width.—19 cm. Internode.—8-12 cm. Overall shape of blade.—Broad ovate. Apex.—Acute. Base.—Rounded. Margin.—3 lobed, dentate. Texture of top surface.—Smooth. Texture of bottom surface.—Smooth. Pubescence.—None. Aspect.—Slightly undulate. Sinuses: Shape of petiolar sinus.—High widened. Shape of base petiolar sinus.—High widened. Depth of petiolar sinus.—5 cm. Width of petiolar sinus.—2.6 cm. Shape of upper sinuses.—High widened. Color: Immature foliage upper side.—RHS Green 137A. Immature foliage under side.—RHS Green 138B. Mature foliage upper side.—RHS Green 137A. Mature foliage under side.—RHS Green 138B. Venation: Type.—Pinnate. Venation color upper side.—Near RHS Yellow-Green 154C. Venation color under side.—Near RHS Yellow-Green 154C. Petiole: Length.—15 cm. Diameter.—0.5 cm. Color.—RHS Yellow-Green 145A, moderately flushed Greyed-Purple 184C. Texture.—Glabrous to very slightly pubescent.

FLOWER

(7) Flowering period begins mid to early May in Bakersfield, Calif. Inflorescence when in bud: Length.—11 cm. Diameter.—5 cm. Bud color.—Near RHS Green 140B. Bud shape.—Conical. Bud size.—About 1 to 2 mm by 1 to 2 mm. Individual flower: Main time of flowering.—7 days. Size of entire flower (to end of stamens).—0.6 cm. Calyx shape.—Funnel. Calyx size.—1.3 cm. Calyx color.—Near RHS Green 140A. Calyx apex.—Rounded. Calyx base.—Rounded. Calyx texture.—Glabrous all surfaces. Diameter.—15 mm. Quantity per flowering stem.—5. Days lasting on plant.—7 days. Petals: Quantity.—5. Arrangement.—Symmetrical rotate. Length.—0.19 cm. Width.—<0.1 cm. Shape.—Obovate. Apex.—Ovate. Base.—Ovate. Texture, upper and lower surfaces.—Soft. Color.—At opening upper surface: Near RHS Green 140B. At opening lower surface: Near RHS Green 140B. Fully opened upper Surface: Near RHS Green 140B. Fully opened under Surface: Near RHS Green 140B. Peduncles: Fruit peduncle length.—45 mm. Fruit peduncle width.—4 mm. Angle.—About 65° to the lateral branch. Fruit peduncle strength.—Medium. Fruit peduncle texture.—Softly pubescent. Color.—Near RHS Green 142D. Pedicels Length.—0.8 cm. Diameter.—0.05 cm. Angle.—About 70° to center of flower cluster. Strength.—Very strong. Texture.—Softly pubescent. Color.—Near RHS Green 141C. Fragrance: Absent.

REPRODUCTIVE ORGANS

(8) Number of stamens: 5. Anthers: Shape.—Oblong. Length.—Approximately 0.1 cm. Color.—Near Yellow 9C. Pollen: Color.—Near Yellow 8A. Quantity: Abundant. Pistil quantity: 1. Length.—0.3 cm. Style: Length.—<0.1 cm. Color.—Near RHS Green 143B. Stigma: Shape.—Round. Color.—Near RHS Yellow-Green 144D. Ovary color: Near RHS Yellow-Green 144D.

FRUIT

(9) Cluster: Average length.—18 to 25 cm. Average diameter.—7 cm. Average weight.—160 to 180 grams. Density.—Dense about 98 berries per cluster. Fruit (berry): Average length.—15 to 20 mm. Average diameter.—14 to 17 mm. Weight.—About 3 grams. Shape.—Sphere. Cross-section.—Circular. Color of berry skin.—Young Fruit: Near RHS Greyed-Purple187C and 187D. Slight glaucous layer near Purple 76D. Older Fruit: Near RHS Violet-Blue N92B, flushed N92A. Moderate glaucous layer near Violet-Blue 92D. Color of berry flesh.—Near RHS Violet-Blue N92A with sheen of Grey 201B. Thickness of skin.—Medium. Flavor description.—Sweet, full dark grape flavor, uniquely strong flavor which is a mixture of muscat and labrusca, sometimes popularly referred to as “gummy bear flavored”. Seed: Presence.—Infrequent. Length.—2 to 3 mm. Width.—2 mm. Harvest time.—Fruiting period end of June until mid-July in Bakersfield, Calif.

OTHER CHARACTERISTICS

(10) Disease and pest resistance: Not observed to be susceptible nor resistant to normal diseases and pests of Vitis labrusca. Temperature tolerance: Observed growing between 6° C. to 41° C. Drought tolerance: Drought is tolerated by the plants, but, will significantly reduce the size of the berries.