Disclosed herein is a Petunia plant, having a semi-decumbent growth habit and long stems. The Petunia plant has abundant branching, with strong secondary branching, and a great profusion of blooms. The whole bush remains in bloom for a considerable period of time. The flowers are single and very small, the bi-colored petals have a vivid purplish red streak on a brilliant yellow base color. The bottom coloration of the corolla throat is strong yellow and the outside color of the corolla tube is light greenish yellow. The plant has a high resistance to rain, heat, drought and pests such as mites and aphids.