Groundcover rose plant named ‘RUIRJ0078A’

Abstract

A new and distinct groundcover Rosa plant named ‘RUIRJ0078A’ is disclosed, characterized by double, medium pink flowers on rapidly growing, thornless plants. Plants are compact and low growing, suitable for groundcover use. Hips have not been observed to be produced. The new variety is a Rosa, normally produced as an outdoor garden or container plant.

Claims

1. A new and distinct Groundcover Rose plant named ‘RUIRJ0078A’ as herein illustrated and described.

Description

BRIEF DESCRIPTION OF THE PHOTOGRAPH

(1) The accompanying photograph illustrates a close up view of a flower. The photograph was taken using conventional techniques and although colors may appear different from actual colors due to light reflectance it is as accurate as possible by conventional photographic techniques.

DETAILED BOTANICAL DESCRIPTION

(2) In the following description, color references are made to The Royal Horticultural Society Colour Chart 2007 except where general terms of ordinary dictionary significance are used. The following observations and measurements describe ‘RUIRJ0078A’ plants grown outdoors in Camarillo, Calif. The growing temperature ranged from approximately 15° C. to 28° C. during the day and from approximately 8° C. to 15° C. during the night. Measurements were taken in April and May. General light conditions were very bright, normal sunlight. Measurements and numerical values represent averages of typical plant types. Botanical classification: Rosa ‘RUIRJ0078A’. Market classification: Groundcover shrub rose.

PROPAGATION

(3) Time to initiate roots: 10 days at approximately 25° C. Time to produce a rooted cutting: 21 days at approximately 25° C.

PLANT

(4) Growth habit: Dense, low growing, groundcover type. Age of plant described: 1 year. In a container size: 2 gallon. Height: 50 cm. Plant spread: 55 cm. Branching characteristics: Length of primary lateral branches: Approximately 14 cm to 25 cm. Diameter of lateral branches: Approximately 9 mm. Quantity of lateral branches: 15 to 22 within 6 weeks of emerging from dormancy. Branching arrangement: Dense, compound. Branches—young wood: Diameter.—Approximately 4 mm. Texture.—Smooth to very slightly pubescent. Approximately density/quantity of thorns.—No thorns on newest growth. Approximately 5 to 7 very soft thorns per 1 linear cm on some intermediate growth. Color.—Near RHS Yellow-Green N145A. Branches—old wood: Diameter.—Approximately 5 mm to 6 mm. Color.—Near RHS Greyed-Purple 187B. Texture.—Smooth. Internode.—2.5 cm to 3.5 cm. Thorns: Not observed.

FOLIAGE

(5) Leaf: Arrangement.—Imparipinnate. Quantity.—Approximately 9 to 12 per main branch. Average length.—Approximately 10 cm to 13 cm. Average width.—Approximately 6.5 cm. Leaflet: Quantity.—Most commonly 7 per leaf. Rarely 3 or 5. Average length.—Approximately 3.5 cm to 4.5 cm. Average width.—Approximately 2.0 cm. Shape of blade.—Elliptic. Apex.—Acute. Base.—Broad tapered. Margin.—Very finely serrate. Texture of top surface.—Smooth. Texture of bottom surface.—Smooth. Pubescence.—None observed. Leaf internode length.—2.5 cm to 3 cm. Color.—Young foliage upper side: Near RHS Yellow-Green 144A. Young foliage under side: Near RHS Yellow-Green 144A. Mature foliage upper side: Near RHS Green 137B. Mature foliage under side: Near RHS Green 137C. Venation.—Type: Pinnate. Venation color upper side: Near Yellow-Green 144C. Venation color under side: Near Yellow-Green 145A. Stipule: Length.—1.7 cm. Width.—4 mm. Color.—Near RHS Green 137D. Texture.—Smooth. Petiole: Length.—3.0 cm. Width.—3 mm. Color.—Near RHS Yellow-Green 144C. Texture.—Glabrous. Rachis: Length.—5.5 cm. Width.—2 mm. Color.—Near RHS Yellow-Green 144A. Texture.—Glabrous.

FLOWER

(6) Natural flowering season: April through October in Southern California. Begins flowering after how many years/months: 2 months. Inflorescence type: Multiflora. Rate of flower opening: Approximately 3 days from bud to fully opened flower. Flower longevity on plant: 3 to 4 days, after fully opened. Quantity of flowers: 1 to 4 flowers per flowering axil. Inflorescence size: Diameter.—Approximately 10 cm. Height.—Approximately 6 cm. Flower size: Diameter.—Approximately 7.0. Height.—Approximately 4.0 cm. Peduncle: Length.—2.0 cm to 3.5 cm. Diameter.—3 mm. Color.—Near RHS Yellow-Green 144B. Texture.—Glabrous. Petals: Petal arrangement.—Loose radial. Length.—3.5 cm. Width.—3.2 cm. Shape.—Obcordate. Margin.—Entire, slightly undulate. Apex.—Retuse. Base.—Cuneate. Petal quantity.—25 to 35. Texture.—Glabrous all surfaces. Color.—When opening: Upper surface: Near RHS Red-Purple 70B, lightly streaked 69B towards base. Base White N155B. Lower surface: Near RHS Red-Purple 70B, lightly streaked 69B towards base. Base White N155B. Fully opened: Upper surface: Near RHS Red-Purple 72D, lightly streaked 69B towards base. Base White N155B. Lower surface: Near RHS Red-Purple 72D, lightly streaked 69B towards base. Base White N155B. Color Changes when aging: None. Bud: Shape.—Ovate. Length.—Approximately 2.5 cm. Diameter.—Approximately 1.5 cm. Color.—Near RHS Red-Purple 67A. Sepals: Quantity.—5. Length.—2.5 cm. Width.—8 mm at base. Shape.—Very narrow deltoid. Color.—Interior Surface: Near Green 138B. Exterior Surface: Near Green 138B. Texture.—Smooth. Receptacle: Length.—8 mm. Width.—8 mm. Shape.—Spherical. Color.—Near Green 138A. Fragrance: Moderately strong, sweet rose scent. Very slightly spicy.

REPRODUCTIVE ORGANS

(7) Stamens: Quantity.—Average 150. Filament length.—Average range 7 mm to 11 mm. Filament color.—White 155C. Anthers: Length.—2 mm. Shape.—Oblong. Color.—RHS Greyed-Orange 167C. Pollen.—Scant, colored near Greyed-Orange 167C. Pistil: Number.—30 to 40. Length.—3 mm. Style.—Length: Approximately 3 mm. Color: Near RHS Yellow 4D. Stigma: Shape.—Orbicular. Color.—RHS Yellow 4C.

OTHER CHARACTERISTICS

(8) Seeds and fruits: Not observed.