#The aforementioned photographs and following observations, measurements and values describe plants grown during the spring in 22-cm containers in a glass-covered greenhouse in Rheinberg, Germany and under cultural practices typical of commercial Petunia production. During the production of the plants, day and night temperatures averaged 18° C. and light levels averaged 4,500 lux. Plants were 13 weeks old when the photograph and description were taken. In the following description, color references are made to The Royal Horticultural Society Colour Chart, 2007 Edition, except where general terms of ordinary dictionary significance are used. Botanical classification: Petunia X hybrida ‘Dopetsurpista’. Parentage: Female, or seed, parent.—Proprietary selection of Petunia X hybrida identified as code number TT09-003323-003, not patented. Male, or pollen, parent.—Proprietary selection of Petunia X hybrida identified as code number TT12-004563-007, not patented. Propagation: Type.—By terminal vegetative cuttings. Time to initiate roots, summer.—About five days at temperatures about 20° C. Time to initiate roots, winter.—About seven days at temperatures about 20° C. Time to produce a rooted young plant, summer.—About three weeks at temperatures about 20° C. Time to produce a rooted young plant, winter.—About four weeks at temperatures about 20° C. Root description.—Fine, fibrous; close to 155B in color, actual color of the roots is dependent on substrate composition, water quality, fertilizers, substrate temperature and age of roots. Rooting habit.—Freely branching; dense. Plant description: Plant and growth habit.—Mounding to hanging plant habit; freely branching habit with about 17 primary lateral branches each with about six to eight secondary branches developing after pinching; moderately vigorous growth habit; moderate growth rate. Plant height, soil level to top of foliar plane.—About 22 cm. Plant height, soil level to top of floral plane.—About 25 cm. Plant diameter.—About 77 cm. Lateral branch description: Length.—About 65 cm. Diameter.—About 5 mm. Internode length.—About 2.8 cm. Strength.—Moderately strong. Aspect.—Initially upright to outwardly spreading. Texture and luster.—Pubescent; semi-glossy. Color, developing.—Close to 138A; at the internodes, close to 143D. Color, fully developed.—Close to 144B; at the internodes, close to 143D. Leaf description: Arrangement.—Before flowering, alternate; after flowering, opposite; simple. Length.—About 3.2 cm. Width.—About 1.6 cm. Shape.—Spatulate. Apex.—Obtuse. Base.—Attenuate. Margin.—Entire. Texture and luster, upper and lower surfaces.—Pubescent; leathery; semi-glossy. Venation pattern.—Pinnate; arcuate. Color.—Developing leaves, upper surface: Close to 137B. Developing leaves, lower surface: Close to 137C. Fully expanded leaves, upper surface: Close to 137B; venation, close to 137B. Fully expanded leaves, lower surface: Close to 138B; venation, close to 138B. Petioles.—Length: About 3.7 mm. Diameter: About 2.4 mm. Strength: Moderately strong; firm. Texture and luster, upper and lower surfaces: Smooth, glabrous; matte. Color, upper surface: Close to 145A. Color, lower surface: Close to 145C. Flower description: Flower type and flowering habit.—Single salverform flowers arising from leaf axils; freely flowering habit with usually about 500 flowers developing per plant during the flowering season; flowers face upright to outwardly. Fragrance.—None detected. Natural flowering season.—Plants flower continuously during the spring and summer in Germany; early flowering habit, plants typically beginning flowering about nine weeks after planting. Flower longevity.—Individual flowers last about two to three days on the plant; flowers persistent. Flower buds.—Length: About 3.6 cm. Diameter: About 5 mm. Shape: Ovoid. Texture and luster: Rippled, glabrous; semi-glossy. Color: Close to 143C. Flower diameter.—About 5.5 cm. Flower depth (height).—About 5 cm. Flower throat diameter.—About 1 cm. Flower tube length.—About 2.8 cm. Flower tube diameter.—About 2 mm. Corolla.—Arrangement: Five petals fused at the base and opening into a flared trumpet. Petal lobe length (from throat): About 2.4 cm. Petal lobe width: About 3 cm. Petal shape: Roughly spatulate. Petal apex: Obtuse. Petal margin: Entire; moderately undulate. Petal texture and luster, upper surface: Rippled, glabrous; semi-glossy. Petal texture and luster, lower surface: Rippled, glabrous; matte. Throat texture and luster: Rippled, glabrous; matte. Tube texture and luster: Rippled, pubescent; matte. Color: Petal lobe, when opening, upper surface: Alternating stripes of close to 155B and 64B. Petal lobe, when opening, lower surface: Alternating stripes of close to 141D and 68B. Petal lobe, fully opened, upper surface: Alternating stripes of close to 155B and 71D; venation, close to 66D; colors becoming closer to 155B and N74B with development. Petal lobe, fully opened, lower surface: Alternating stripes of close to 155B to 155C and 68B; venation, close to 68B; colors becoming closer to 155B to 155C and N74D with development. Flower throat: Close to 186B; venation, close to 187B. Flower tube: Close to 145B and 187B; venation, close to 187B. Calyx.—Arrangement: Five sepals fused at the base forming a star-shaped calyx. Length: About 2 cm. Diameter: About 4 mm. Sepal length: About 2 cm. Sepal width: About 2 mm. Sepal shape: Oblong. Sepal apex: Rounded. Sepal margin: Entire. Sepal texture and luster, upper and lower surfaces: Smooth, glabrous; semi-glossy. Color, when opening and fully opened, upper surface: Close to 137B. Color, when opening and fully opened, lower surface: Close to 137C. Peduncles.—Length: About 2.1 cm. Diameter: About 1.3 mm. Strength: Moderately strong. Texture and luster: Smooth, glabrous; semi-glossy. Color: Close to 144A. Reproductive organs.—Stamens: Quantity per flower: Five. Filament length: About 2.1 cm. Filament color: Close to 155D. Anther length: About 2.5 mm. Anther shape: Ovate. Anther color: Close to 150C. Pollen amount: Abundant. Pollen color: Close to 150D. Pistils: Quantity per flower: One. Pistil length: About 2.5 cm. Style length: About 2.3 cm. Style color: Close to 150C. Stigma diameter: About 2.3 mm. Stigma shape: Rounded. Stigma color: Close to 149D. Ovary color: Close to 137D. Fruits: Quantity produced per plant: About 20 during the flowering season. Length: About 5 mm. Diameter: About 5 mm. Texture: Smooth, glabrous. Color: Close to 161C. Seeds: Quantity per flower: About 100. Length: About 0.2 mm. Diameter: About 0.2 mm. Texture: Smooth, glabrous. Color: Close to 200A. Garden performance: Plants of the new Petunia have been observed to have good garden performance and tolerate wind, rain, temperatures ranging from about 3° C. to about 28° C. and to be suitable for USDA Hardiness Zone 11. Pathogen & pest resistance: Plants of the new Petunia have not been observed to be resistant to pathogens and pests common to Petunia plants to date.