<i>Dianthus </i>plant named ‘G19159’

Abstract

A new and distinct cultivar of Dianthus plant named G19159 is disclosed, characterized by large bright magenta flowers with rounded, overlapping petals. Healthy mid-green foliage exhibits good field tolerance to common Dianthus pathogens. The new variety is a Dianthus, normally used for outdoor ornamental purposes.

Claims

1. A new and distinct cultivar of Dianthus plant named G19159 as herein illustrated and described.

Description

BRIEF DESCRIPTION OF THE PHOTOGRAPHS

(1) The accompanying photograph in FIG. 1 illustrates a typical flowering plant of G19159 grown outdoors in Camarillo, CA at approximately 5-months old in a 1-gallon pot.

(2) FIG. 2 illustrates a top view of the same plant.

(3) The photographs were taken using conventional techniques and although colors may appear different from actual colors due to light reflectance it is as accurate as possible by conventional photographic techniques.

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. The following observations and measurements describe G19159 plants grown outdoors in Camarillo, California. The growing temperature ranged from approximately 10 C. to 25 C. during the day and from approximately 6 C. to 12 C. during the night. General light conditions are normal sunlight and numerical values represent averages of typical plant types. Measurements were taken during June of 2021. Botanical classification: Dianthus hybrida G19159.

PROPAGATION

(5) Time to initiate roots: About 10 days at approximately 24 C. Time to produce a rooted cutting: About 18 days at 24 C. Root description: Fibrous roots, approximately 1 to 3 mm in diameter, colored near RHS Orange-White 159C.

PLANT

(6) Age of plant described: About 22 weeks from a rooted cutting. Container size of plant described: 4 liters. Growth habit: Mounded flowering perennial. Plant spread: About 32 cm. Plant height: About 24 cm. Plant vigor: Strong. Length of plant stem: Average 10 to 16 cm. Diameter of plant stem: Approximately 3 mm. Quantity stems: Approximately 50 to 70. Stem: Color.Near RHS Greyed-Green 189B. Texture.Smooth. Hollowness.Not observed on a plant of this age. Internode length: 3 to 6 cm.

FOLIAGE

(7) Leaf: Arrangement.Opposite (in pairs). Quantity: Approximately 4 to 8 per stem. Average length.4.5 to 5.5 cm. Average width.4 to 5 mm. Shape of blade.Linear. Apex.Acute. Base.Clasping. Attachment.Sessile. Margin.Entire. Texture of top surface.Smooth. Texture of bottom surface.Smooth. Pubescence.None. Color.Young foliage upper side: Near RHS Greyed-Green 189A. Young foliage under side: Near RHS Greyed-Green 189A. Mature foliage upper side: Near RHS Green 137A with glaucous layer of 189B. Mature foliage under side: Near RHS Green 137A with glaucous layer of 189B. Venation.Type: Linear. Venation color upper side: Indistinguishable from foliage. Venation color under side: Indistinguishable from foliage.

FLOWER

(8) Natural flowering season: Late spring into fall. Inflorescence type and habit: Umbel of 2 to 4 flowers, 1 to 2 flowers per stem. Flower longevity on plant: About 14 days. Quantity of flowers: Approximately 70 to 80 flowers and buds on a 22-week-old plant. Persistence: Persistent. Fragrance: Faint sweet scent. Inflorescence (umbel) size: Diameter.Approximately 5 to 7 cm. Height.Approximately 3 to 5 cm. Individual flower size: Diameter.Approximately 4 cm. Length.Approximately 3 cm. Petals: Arrangement.Single overlapping whorl. Shape.Spatulate, elongated base. Base.Long attenuate. Margin.Serrated. Apex.Serrate. Length.Upper section, outside of tube: 1.8 cm. Elongated base, in tube: 1.8 cm. Width.Upper section, outside of tube: 1.8 cm. Elongated base, in tube: 4 mm. Petal quantity.Average 10 to 12. Texture.Smooth all surfaces. Aspect.Nearly flat. Color.When opening: Upper surface: Near RHS Red-Purple N74C, flushed Red-Purple 71A. Lower surface: Near RHS Red-Purple N74D, flushed Red-Purple 72C. Fully opened: Upper surface: Near RHS Red-Purple 71A, streaked Red-Purple 67D. Lower surface: Near RHS Red-Purple N74D flushed Red-Purple 72C. Tube: General description.Tube consists of the elongated, unfused base of the petals. Tube shape caused by a fused calyx. Length.1.7 cm. Width.9 mm. Texture.Smooth. Color.Fully opened: Inner surface: Near RHS Green 138B. Outer surface: Near RHS Green 138A. Bud: Shape.Elongated cylinder. Length.Average 1.8 cm. Diameter.Average 9 mm. Color.Appearing petals colored near RHS Red-Purple 72B. Sepals: Quantity.5. Arrangement.Fused tube. Shape.Cylindric. Length.1.5 cm. Width.5 mm. Margin.Entire. Apex.Acute. Texture.Smooth, upper and lower surfaces. Color.Near RHS Green 138B. Bracteoles: Shape.Deltoid. Quantity.2-5 per flower. Length.Average 6 mm. Width.Average 4 mm. Margin.Entire. Texture.Smooth. Color.Near RHS Green 138B. Peduncle: Length.Average 4.5 cm. Diameter.3 mm. Color.Near RHS Green 138A, with glaucous layer of Green 189B. Orientation.Upright. Strength.Moderate. Texture.Smooth.

REPRODUCTIVE ORGANS

(9) Stamens: Number.About 8 to 10. Filament length.1.8 cm. Filament color.Near RHS White 155C. Anthers: Shape.Linear. Length.3 mm. Color.RHS Violet 84C. Pollen.Not observed. Pistil: Number.1, 2 stigmas. Length.3.5 cm. Style.Number: 2. Length: Approximately 2.8 cm. Color: Base near RHS White 155C, upper-section Purple 75B. Stigma.Shape: Linear. Color: Near RHS Purple 77B. Ovary.Shape: Oblong. Diameter: 7 mm. Length: 9 mm. Color: Near RHS Yellow-Green 145D.

OTHER CHARACTERISTICS

(10) Fruits and seeds: Not observed to date. Disease/pest resistance: Shows good field-tolerance to common Dianthus pathogens. Specific pathogens resistance has not been determined. Temperature range: Winter hardiness to at least USDA Zone 5.