Dianthus Plant Named 'KLEDG20469'

Abstract

A new Dianthus plant designated KLEDG20469 particularly distinguished by double white flowers and very early flowering, is disclosed.

Claims

1. A new and distinct variety of a Dianthus plant designated KLEDG20469 as illustrated and described herein.

Description

DESCRIPTION OF THE PHOTOGRAPH

[0009] The new Dianthus plant is illustrated by the accompanying photograph of a 16-week-old plant taken in May 2019 grown in a greenhouse in Stuttgart, Germany. The colors shown are as true as can be reasonably obtained by conventional photographic procedures. The photograph shows a whole plant of KLEDG20469 showing foliage, buds, and flowers.

DESCRIPTION

[0010] The following detailed descriptions set forth the distinctive characteristics of KLEDG20469. The data which define these characteristics were collected from asexual reproductions carried out in Stuttgart, Germany. Data was collected in May 2019 on 7-month old plants grown in a plastic greenhouse. Color references are to The R.H.S. Colour Chart of The Royal Horticultural Society of London (R.H.S.), 5.sup.th edition (2007). [0011] Classification: [0012] Family.Caryophyllaceae. [0013] Botanical.Dianthus cultivars. [0014] Common.Pot carnation. [0015] Designation.KLEDG20469. [0016] Parentage: Mutation parent is KLEDG12163 (U.S. Plant Pat. No. 24,707) [0017] Plant: [0018] Propagation type.Vegetative cuttings via stem, terminal cuttings. [0019] Time to produce a rooted young plant.10 to 14 days. [0020] Root description.Fine roots, young roots are RHS 161D, mature roots are RHS 199C. [0021] Rooting habit shape.Lanceolate. [0022] Plant form.Upright. [0023] Plant height.15 cm to 17 cm. [0024] Plant diameter or spread.22 cm to 25 cm. [0025] Lateral branches/stems: [0026] Shape of the branch in cross-section.Moderately angular. [0027] Hollowness of the stem.Absent, solid. [0028] Length.7 cm to 10 cm. [0029] Diameter.4 cm to 7 cm. [0030] Internode length.2 cm to 3 cm. [0031] Internode quantity per branch.3 to 5. [0032] Number of internodes per branch/stem.3 to 5. [0033] Node length.0.2 cm to 0.4 cm. [0034] Node diameter.0.2 cm to 0.4 cm. [0035] Texture.Smooth. [0036] Color.RHS 146B. [0037] Flower clustering on the lateral branch.In some lateral branches. [0038] Foliage: [0039] Arrangement.Opposite. [0040] Length.4 cm to 5 cm. [0041] Width.0.3 cm to 0.5 cm. [0042] Shape.Lanceolate. [0043] Apex.Acute. [0044] Base.Obtuse. [0045] Margin.Entire. [0046] Texture (both upper and lower surfaces).Smooth. [0047] Cross-section of the leaf.Moderately concave. [0048] Curvature of the leaf.Absent. [0049] Glaucosity of the leaf.Weak. [0050] Leaf color.Upper surface: Immature leaves are RHS 138A and mature leaves are RHS 138A. Lower surface: Immature leaves are RHS 138A and mature leaves are RHS 138A. [0051] Venation pattern.Absent. [0052] Flowers: [0053] Flower type and habit.Semi-double, small sprays, round. [0054] Fragrance.Present. [0055] Position of the flowers compared to the foliage of the plant.Moderately above. [0056] Profile of both the upper and lower part in the lateral view.Convex. [0057] Diameter of the flower.1.7 cm to 2.0 cm. [0058] Natural flowering season.Spring to autumn. [0059] Position of flowers relative to the foliage.Moderately above. [0060] Number of flowers per spray.3 to 5. [0061] Flower longevity on the plant.14 to 18 days. [0062] Buds: [0063] Length.0.5 cm to 1.5 cm. [0064] Diameter.0.3 cm to 0.4 cm. [0065] Shape.Elliptic. [0066] Color.RHS 138A. [0067] Extrusion of the styles at the bud stage.Absent. [0068] Corolla: [0069] Quantity of petals and arrangement.7 to 13 arranged in several whorls. [0070] Corolla height.0.8 cm to 1.5 cm. [0071] Petal length.1.8 cm to 2.5 cm. [0072] Petal width.1.0 cm to 1.5 cm. [0073] Petal shape.Spoon-shaped. [0074] Petal apex.Obtuse. [0075] Petal base.Acute. [0076] Petal margin.Serrated. [0077] Depth of petal margin.Shallow. [0078] Petal texture (both upper and lower surfaces).Smooth. [0079] Petal color (immature and mature).Upper surface: RHS 159D. Lower surface: RHS 159D. [0080] Macule.Absent. [0081] Calyx.Quantity of sepals and arrangement: Composed of 5 sepals. Longitudinal axis of the lobes of the calyx: Straight. Shape: Campanulate. Calyx height: 0.8 cm to 1.5 cm. Calyx diameter (at the apex): 0.4 cm to 0.6 cm. Sepal texture (both upper and lower surfaces): Smooth. Sepal color: Upper surface: RHS 137A. Lower surface: RHS 137D. [0082] Peduncles: [0083] Length.5 cm to 8 cm. [0084] Diameter.0.2 cm. [0085] Strength.Moderate. [0086] Texture.Smooth. [0087] Color.RHS 146B. [0088] Reproductive organs: [0089] Stamens.Quantity per flower: Moderate. Filament length: 0.5 cm to 0.8 cm. Filament color: RHS 157B. Anther length: 0.1 cm. Anther diameter: 0.05 cm. Anther color: RHS 155B. Pollen amount: Absent. [0090] Pistils.Not observed. [0091] Fruit and seed set: Not observed. [0092] Disease and pest/insect resistance: No disease and pest/insect resistance observed.

COMPARISON OF KLEDG20469 WITH PARENTAL LINE AND KNOWN VARIETY

[0093] KLEDG20469 is distinguished from the mutation parent as described in Table 1.

TABLE-US-00001 TABLE 1 Comparison with Parental Line Mutation Parent Characteristic KLEDG20469 KLEDG12163 Main flower color RHS 159D RHS 75B Secondary flower color None RHS 71A Flower color pattern Single color Bi-color

[0094] KLEDG20469 can be compared to the commercial Dianthus variety KLEDG18305 (U.S. Plant Pat. No. 31,019). Differences between the varieties are described in Table 2.

TABLE-US-00002 TABLE 2 Comparison with Similar Variety Characteristic KLEDG20469 KLEDG18305 Flower type Double Single Flower color White Pink with purple ring Flowering Very early; around Early-medium; around time 195 days after potting 205 days after potting (cold cultivation) (cold cultivation)