<i>Dianthus </i>plant named ‘G18146’

Abstract

A new and distinct cultivar of Dianthus plant named ‘G18146’ is disclosed, characterized by dark rose-violet flowers with a dark red-violet eye. Plants are Winter hardy in Zone 5 and flower continuously from May through early November at 41N latitude. Healthy plants and leaves with constant growth from center. The new variety is a Dianthus, normally used for outdoor ornamental purposes.

Claims

1. A new and distinct cultivar of Dianthus plant named ‘G18146’ as herein illustrated and described.

Description

BRIEF DESCRIPTION OF THE PHOTOGRAPHS

(1) The accompanying photograph in FIG. 1 illustrates a typical flowering plant of ‘G18146’ grown outdoors in Bellefonte, Pa. at approximately 4 months old in a 1-gallon pot.

(2) FIG. 2 illustrates a close-up view of the flowers.

(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 ‘G18146’ plants grown outdoors in Camarillo, Cali. 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 ‘G18146’.

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 10 weeks from a rooted cutting. Growth habit: Mounded flowering perennial. Plant spread: About 15 cm. Plant height: About 8 cm. Plant vigor: Strong. Length plant stem: Average 6.5 cm. Diameter of plant stem: Approximately 3 mm. Quantity stems: Approximately 30 to 40. Stem: Color.—Near RHS Greyed-Green 191C. Texture.—Smooth. Hollowness.—Slightly hollow with age. Internode length: 0.8 to 1.8 cm.

FOLIAGE

(7) Leaf: Arrangement.—Opposite (in pairs). Quantity.—Approximately 12 to 16 fully expanded per stem. Average Length.—2.5 to 4.0 cm. Average Width.—3 to 4 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 189B. Young foliage under side: Near RHS Greyed-Green 189B. Mature foliage upper side: Near RHS Greyed-Green 189A. Mature foliage under side: Near RHS Greyed-Green 189A. Venation.—Type: Linear. Venation color upper side: Indistinguishable from foliage. Venation color under side: Indistinguishable from foliage.

FLOWER

(8) Natural flowering season: May through early November at 41N latitude. Inflorescence type and habit: Umbel of 2 to 3 flowers. Flower longevity on plant: Individual flowers about 10 days. Quantity of flowers: Approximately 20 flowers and buds on an 8-week-old plant. Flowers persistent or self-cleaning: Persistent. Fragrance: Faint sweet scent. Inflorescence (Umbel) size: Diameter.—Approximately 5.0 cm. Height.—Approximately 5.0 cm. Individual flower size: Diameter.—Approximately 2.9 cm. Length.—Approximately 2.4 cm. Petals: Petal arrangement.—Single overlapping whorl. Shape.—Spatulate, elongated base. Base.—Long attenuate. Margin.—Serrated. Apex.—Serrate. Length.—Upper section, outside of tube: 1.3 cm. Elongated base, in tube, 1.6 cm. Width.—Upper section, outside of tube: 1.3 cm. Elongated base, in tube, 3 mm. Petal quantity.—Average range 12 to 15. Texture.—Smooth all surfaces. Aspect.—Nearly flat. Color: When opening: Upper surface.—Near RHS Red-Purple N74A flushed Purple N78A, flecked Purple 75B, margins near Purple 75C. Large center eye Red-Purple 59A. Visible throat near Purple 75C. Lower surface.—Near RHS Red-Purple N74B streaked Red-Purple N74C. Base near tube N74D. Fully opened: Upper surface.—Near RHS Red-Purple N74B flushed Purple N78B, flecked Purple 75B, margins near Purple 75C. Large center eye Red-Purple 59A. Visible throat near Purple 75C. Lower surface.—Near RHS Red-Purple N74C streaked Purple 75C. Base near tube N74D. Tube: General description: Tube consists of the elongated, unfused base of the petals. Tube shape caused by a fused calyx. Length.—1.5 cm. Width.—5 mm. Texture.—Smooth. Color: Fully opened: Inner surface.—Near RHS Greyed-Green 189B. Outer surface.—Near RHS Greyed-Green 189A. Bud: Shape.—Elongated cylinder. Length.—Average 1.7 cm. Diameter.—Average 0.9 cm. Color.—Appearing petals colored near RHS Purple N78A. Sepals: Quantity.—5. Arrangement.—Fused tube. Shape.—Cylindric. Length.—1.2 cm. Width.—0.3 cm. Margin.—Entire. Apex.—Acute. Texture.—Smooth upper and lower surfaces. Color.—Near RHS Greyed-Green 189A. Bracteoles: Shape.—Narrow deltoid. Quantity per flower.—5-7. Length.—Average 5 mm. Width.—Average 4 mm. Margin.—Entire. Texture.—Smooth. Color.—Near RHS Greyed-Green 189B. Peduncle: Length.—Average 3 to 5 cm. Diameter.—2.0 mm. Color.—Near RHS Greyed-Green 189B. Orientation.—Upright. Strength.—Moderate. Texture.—Smooth.

REPRODUCTIVE ORGANS

(9) Stamens: Number.—About 10. Filament length.—1.3 cm. Filament color.—Near RHS Purple 75C. Anthers: Shape.—Linear. Length.—3 mm. Color.—RHS Greyed-Purple N187D. Pollen.—Not observed. Pistil: Number.—1, 2 stigmas. Length.—1.7 cm. Style.—Number: 2. Length: Approximately 1 cm. Color: Base near RHS Purple 76D, upper-section Purple 75C. Stigma.—Shape:l Linear. Color: Near RHS Purple 75B. Ovary.—Shape: Oblong. Diameter: 7 mm. Length: 7 mm. Color: Near RHS Yellow-Green 150D.

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.