<i>Petunia </i>plant named ‘Sunpetu 761’

Abstract

A new and distinct cultivar of Petunia plant named Sunpetu 761, characterized by its mounding and trailing plant habit; vigorous growth habit; freely branching habit; freely flowering habit; long flowering period; flowers that are white in color with a red purple-colored cordate-shaped pattern; and good garden performance.

Claims

1. A new and distinct Petunia plant named Sunpetu 761 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 at the top of the sheet (FIG. 1 of 2) is a side perspective view of a typical flowering plant of Sunpetu 761 grown in a container.

(3) The photograph at the bottom of the sheet (FIG. 2 of 2) is a close-up view of a typical flowering plant of Sunpetu 761.

DETAILED BOTANICAL DESCRIPTION

(4) The aforementioned photographs and following observations, measurements and values describe plants grown during the spring in 24-cm containers in an outdoor nursery in Higashiomi, Shiga, Japan and under cultural practices typical of commercial Petunia production. During the production of the plants, day temperatures averaged 23 C. and night temperatures averaged 13 C. Plants were six months old 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 Sunpetu 761. Parentage: Female, or seed, parent.Proprietary selection of Petunia x hybrida identified as code number MP24-125-2not patented. Male, or pollen, parent.Proprietary selection of Petunia x hybrida identified as code number MP25-125-2, not patented. Propagation: Type.By terminal vegetative cuttings. Time to initiate roots, summer and winter.About one week at temperatures about 15 C. to 20 C. Time to produce a rooted young plant, summer and winter.About three weeks at temperatures about 15 C. to 20 C. Root description.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; dense. Plant description: Plant form and growth habit.Mounding and trailing plant habit; freely branching habit with numerous lateral branches developing per plant; pinching enhances lateral branch development; vigorous growth habit. Plant height.About 22 cm. Plant diameter.About 73 cm. Lateral branch description: Length.About 19.8 cm. Diameter.About 2.3 mm. Internode length.About 2.4 cm. Strength.Strong, flexible. Aspect.Mostly outwardly. Texture.Densely pubescent, rough and viscid. Color.Close to 144A. Leaf description: Quantity and arrangement.About twelve leaves per lateral branch; alternate, simple. Length.About 3.4 cm. Width.About 2.3 cm. Shape.Elliptical. Apex.Broadly acute. Base.Attenuate. Margin.Entire. Texture, upper and lower surfaces.Pubescent, rough and viscid. Venation pattern.Pinnate; reticulate. Color.Developing leaves, upper surface: Close to 137D. Developing leaves, lower surface: Close to 138A. Fully expanded leaves, upper surface: Close to NN137A; venation, close to 143C. Fully expanded leaves, lower surface: Close to 137C; venation, close to 144A. Petioles.Length: About 3 mm. Diameter: About 1.9 mm. Texture, upper and lower surfaces: Pubescent, rough. Color, upper and lower surfaces: Close to 144A. Flower description: Flower arrangement and habit.Single-type salverform flowers arising from upper leaf axils; freely flowering habit with usually about six flowers developing per lateral branch and about 204 flowers developing per plant during the flowering season; flowers face mostly upright to outwardly. Fragrance.None detected. Natural flowering season.Early flowering habit; plants of the new Petunia initiate and develop flowers about three to four weeks after planting; long flowering period, flowering commences naturally during the spring and plants flower continuously throughout the summer until late autumn in Japan. Flower longevity.Individual flowers last about seven to ten days on the plant; flowers not persistent. Flower buds.Length: About 3.6 cm. Diameter: About 7.2 mm. Shape: Cylindrical. Color: Close to 149D; towards the apex, close to 68C and venation, close to 145C. Flower diameter.About 5 cm. Flower height.About 1.3 cm. Flower tube length.About 2.5 cm. Flower tube diameter, proximally.About 3 mm. Flower tube diameter, distally.About 1 cm. Corolla.Quantity and arrangement: Five in a single whorl, fused at the base and opening into a flared trumpet. Petal length from throat: About 1.75 cm. Petal width: About 2.4 cm. Petal shape: Roughly spatulate. Petal apex: Cuspidate. Petal margin: Entire; moderately undulate. Petal texture, upper and lower surfaces: Smooth, glabrous; velvety. Throat texture: Smooth, glabrous. Tube texture: Pubescent. Color: Petal, when opening, upper surface: Main color, close to NN155C; cordate pattern, close to 63C. Petal, when opening, lower surface: Main color, close to NN155C; cordate pattern, close to 62C. Petal, fully opened, upper surface: Main color, close to NN155C; cordate pattern, close to 63B; venation, close to 140C; colors do not change with development. Petal, fully opened, lower surface: Main color, close to NN155D; cordate pattern, close to 62C; venation is faintly visible, close to 145C to 145D; colors do not change with development. Throat: Distally, close to 150D; center, close to 145D; proximally, close to 145C; venation is faintly visible, close to 145D. Tube: Distally, close to 150D; center, close to 149D; proximally, close to 145C; venation is faintly visible, close to 145C. Calyx.Arrangement: Star-shaped calyx tube with five sepals arranged in a single whorl and fused at the base. Sepal length: About 9.5 mm. Sepal width: About 2.5 mm. Sepal shape: Lanceolate. Sepal apex: Obtuse. Sepal margin: Entire. Sepal texture, upper and lower surfaces: Pubescent. Color, upper surface: Close to 137B. Color, lower surface: Close to 137D. Peduncles.Length: About 1.3 cm. Diameter: About 1 mm. Strength: Strong, flexible. Aspect: Upright to outwardly. Texture: Pubescent, rough and viscid. Color: Close to 144B. Reproductive organs.Stamens: Quantity per flower: Five. Filament length: About 1.7 cm. Filament color: Close to 150D. Anther shape: Ellipsoidal. Anther size: About 2 mm by 2.1 mm. Anther color: Close to 158C. Pollen amount: Abundant. Pollen color: Close to NN155A. Pistils: Quantity per flower: One. Pistil length: About 2 cm. Style color: Close to 144B. Stigma shape: Transversely ellipsoidal. Stigma color: Close to 145A. Ovary color: Close to 145B. Seeds and fruits: To date, seed and fruit development have not been observed on plants of the new Petunia. Garden performance: Plants of the new Petunia have been observed to have good garden performance and to tolerate rain, wind and temperatures ranging from about 5 C. to about 35 C. Pathogen & pest resistance: To date, plants of the new Petunia have not been observed to be resistant to pathogens and pests common to Petunia plants.