Petunia plant named ‘WNPETMVSS23’

Abstract

A new and distinct Petunia plant named WNPETMVSS23, characterized by its upright to outwardly spreading and mounding to eventually trailing and decumbent plant habit; vigorous growth habit and rapid growth rate; freely branching habit; dense and bushy plant form; early and freely flowering habit; single-type flowers that are reddish purple in color; and excellent container and garden performance.

Claims

1. A new and distinct Petunia plant named WNPETMVSS23 as illustrated and described.

Description

BRIEF DESCRIPTION OF THE PHOTOGRAPHS

(1) The accompanying colored photographs illustrate the overall appearance of the new Petunia plant showing the colors as true as it is reasonably possible to obtain in colored reproductions of this type. Colors in the photographs may differ slightly from the color values cited in the detailed botanical description which accurately describe the colors of the new Petunia plant.

(2) The photograph on the first sheet (FIG. 1) is a side perspective view of a typical flowering plant of WNPETMVSS23 grown in a container.

(3) The photograph on the second sheet (FIG. 2) is a close-up view of a typical flowering plant of WNPETMVSS23.

DETAILED BOTANICAL DESCRIPTION

(4) The aforementioned photographs and following observations and measurements describe plants grown during the summer in 740-ml containers in an acrylic-covered greenhouse in Carlton, Michigan and under cultural practices typical of commercial Petunia production. During the production of the plants, day temperatures ranged from 18C to 32C and night temperatures ranged from 18C to 24C. Plants were pinched two weeks after planting and were five weeks from planting rooted cuttings when the photographs and description were taken. In the following description, color references are made to The Royal Horticultural Society Colour Chart, 2015 Edition, except where general terms of ordinary dictionary significance are used. Botanical classification: Petunia X hybrida WNPETMVSS23. Parentage: Female, or seed, parent.Proprietary selection of Petunia X hybrida identified as code number PS001*001, not patented. Male, or pollen, parent.Proprietary selection of Petunia X hybrida identified as code number 17PB276-01, not patented. Propagation: Type.Terminal vegetative cuttings. Time to initiate roots, summer.About three to four days at ambient temperatures about 28C. Time to initiate roots, winter.About five to seven days at ambient temperatures about 20C. Time to produce a rooted plant, summer.About three or four weeks at ambient temperatures about 28C. Time to produce a rooted plant, winter.About four to five weeks at ambient temperatures about 20C. Root description.Fine, fibrous; typically white in color, actual color of the roots is dependent on substrate composition, water quality, fertilizer type and formulation, substrate temperature and physiological age of roots. Rooting habit.Freely branching; medium density. Plant description: Plant and growth habit.Upright to outwardly spreading and mounding to eventually trailing and decumbent plant habit; freely branching habit with about eight to twelve primary lateral branches with secondary laterals developing potentially at every node, dense and bushy plant form; pinching enhances development of lateral branches; vigorous growth habit and rapid growth rate. Plant height.About 13.5 cm. Plant diameter (area of spread).About 24 cm by 27 cm. Lateral branches.Length: About 12.5 cm. Diameter: About 1.25 mm to 1.5 mm. Internode length: About 1.3 cm to 1.5 cm. Strength: Strong; flexible, not brittle. Aspect: Initially arching upwardly and eventually trailing. Texture and luster: Densely pubescent; slightly glossy. Color, developing and developed: Close to 144A. Leaf description: Arrangement.Alternate before flowering; opposite after flowers develop; leaves simple. Length.About 3.5 cm to 4 cm. Width.About 1.4 cm to 1.6 cm. Shape.Elliptic with obovate tendencies. Apex.Acute. Base.Cuneate. Margin.Entire, not undulate. Texture and luster, upper and lower surfaces.Slightly pubescent, pubescence, minute; slightly glossy. Venation pattern.Pinnate, arcuate. Color.Developing leaves, upper surface: Close to between 146A and 147A. Developing leaves, lower surface: Close to 146A to 146B. Fully developed leaves, upper surface: Close to 147A; venation, close to between 146A and 147A. Fully developed leaves, lower surface: Close to 146A; venation, close to 146A to 146B. Petioles.Length: About 1 cm. Diameter: About 2.5 mm to 3 mm. Strength: Moderately strong, flexible. Texture and luster, upper and lower surfaces: Slightly pubescent; slightly glossy. Color, upper and lower surfaces: Close to 146A. Flower description: Flower type and flowering habit.Single terminal and axillary salverform flowers; flowers face mostly upward to slightly outwardly; freely flowering habit with about 75 developing flowers and open flowers per plant. Natural flowering season.Long day responsive; long flowering period, plants flower from early spring until frost in the autumn, flowering continuous during this period; early flowering habit, plants begin flowering about four weeks after planting rooted young plants. Flower longevity on the plant.Depending on temperature, about one to two weeks; petals not persistent, and sepals, persistent. Fragrance.None detected. Flower buds, before showing petal color.Length: About 8 mm. Diameter: About 3 mm. Shape: Oblong, elongate. Texture and luster: Pubescent; slightly glossy. Color, developing sepals: Close to 144A to 144B. Flower diameter.About 3.3 cm to 3.5 cm. Flower depth (height).About 3.4 cm. Throat diameter.About 7 mm. Tube length.About 2.2 cm. Tube diameter, distally.About 7.5 mm. Tube diameter, proximally.About 1 mm to 1.25 mm. Petals.Quantity and arrangement: Five petals fused in a single salverform in whorl. Petal lobe length (from throat): About 1.6 cm to 1.8 cm. Petal lobe width: About 1.4 cm to 1.6 cm. Petal lobe shape: Roughly spatulate. Petal lobe apex: Acute. Petal lobe margin: Entire; slightly undulate. Petal lobe texture and luster, upper surface: Smooth, glabrous; velvety; slightly glossy; irridescent. Petal lobe texture and luster, lower surface: Smooth, glabrous along the venation; matte to slightly glossy. Throat texture and luster: Smooth, glabrous; moderately glossy. Tube texture and luster: Moderately to densely pubescent; matte to slightly glossy. Color: When opening, upper surface: Close to NN74A. When opening, lower surface: Close to 75A. Fully opened, upper surface: Close to NN74A; primary venation, close to NN78A, and lateral venation, close to NN74A; color becoming closer to N78A with subsequent development. Fully opened, lower surface: Close to 75A variably tinged with close to NN78A; primary venation, close to 148A, and lateral venation, close to 75A variably tinged with close to NN78A; color becoming closer to 77B to 77C with subsequent development. Flower throat (inside): Close to N75A variably tinged with close to NN78A; venation, close to N78A. Flower tube (outside): Close to 77A; venation, close to 148A tinged with close to 77A. Sepals.Quantity and arrangement: Five sepals fused in a single star-shaped whorl. Calyx length: About 1.3 cm to 1.5 cm. Calyx diameter: About 3 mm to 3.5 mm. Length: About 1.3 cm to 1.5 cm. Width: About 2 mm to 3 mm. Shape: Linear. Apex: Acute. Margin: Entire. Texture and luster, upper surface: Sparsely to moderately pubescent; slightly glossy. Texture and luster, lower surface: Moderately pubescent; slightly glossy. Color: When opening and fully developed, upper surface: Close to between 144A and 146A. When opening and fully developed, lower surface: Close to 144A. Peduncles.Length: About 1.5 cm to 1.75 cm. Width: About 2 mm. Strength: Moderately strong to strong; wiry and flexible, not brittle. Angle: About 30 to 45 degrees from the stem axis. Texture and luster: Densely pubescent; slightly glossy. Color: Close to 144A. Reproductive organs.Stamens: Quantity per flower: About five. Filament length: About 1.8 cm. Filament color: Close to 145C to 145D. Anther length: About 1.25 mm. Anther shape: Bi-lobed. Anther color: Close to 94B. Pollen amount: Scarce. Pollen color: Close to 91A. Pistils: Quantity per flower: One. Pistil length: About 1.5 cm. Style length: About 1.4 cm. Style color: Distally, close to 145A, and proximally, close to 145C. Stigma diameter: Less than 1 mm. Stigma shape: Round. Stigma color: Close to 148A. Ovary color: Close to 144A. Seeds and fruits.To date, seed and fruit development has not been observed on plants of the new Petunia. Pathogen & pest resistance: To date, plants of the new Petunia have not been noted to be resistant to pathogens or pests common to Petunia plants. Garden performance: Plants of the new Petunia have been observed to have excellent garden performance and have been observed to tolerate rain, wind and temperatures ranging from about 1C to about 35C.