<i>Salvia </i>plant named ‘MSWNBoyton1’

Abstract

A new and distinct cultivar of Salvia plant named ‘MSWNBoyton1’, characterized by its relatively compact, upright and outwardly spreading plant habit; freely branching habit and vigorous growth habit; bushy appearance; greyish olive green-colored leaves; relatively large inflorescences with pale blue-colored flowers; long flowering period; and relative tolerance to high temperatures and dry or wet conditions.

Claims

1. A new and distinct Salvia plant named ‘MSWNBoyton1’ as illustrated and described.

Description

BRIEF DESCRIPTION OF THE PHOTOGRAPHS

(1) The accompanying colored photographs illustrate the overall appearance of the new Salvia 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 actual colors of the new Salvia plant.

(2) The photograph on the first sheet (FIG. 1) comprises a side perspective view of a typical flowering plant of ‘MSWNBoyton1’ grown in container.

(3) The photograph on the second sheet (FIG. 2) is a close-up view of a typical flowering plant of ‘MSWNBoyton1’.

DETAILED BOTANICAL DESCRIPTION

(4) The aforementioned photographs and following observations and measurements describe plants grown during the spring and summer in containers in outdoor nurseries in Glendale, Ariz. and Fort Worth, Tex. and under cultural practices typical of commercial Salvia production. Plants were three years old when the photographs and description were taken. During the production of the plants, day temperatures ranged from about 10° C. to 48° and night temperatures ranged from about 1° C. to 32°. 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: Salvia mohavensis X Salvia clevelandii ‘MSWNBoyton1’. Parentage: Female, or seed, parent.—Unnamed selection of Salvia mohavensis, not patented. Male, or pollen, parent.—Unnamed selection of Salvia clevelandii, not patented. Propagation: Type.—By softwood vegetative cuttings. Time to initiate roots, summer.—About 15 days at soil temperatures about 27° C. Time to initiate roots, winter.—About 21 days at soil temperatures about 22° C. Time to produce a rooted young plant, summer.—About 60 days at soil temperatures about 27° C. Time to produce a rooted young plant, winter.—About 100 days at soil temperatures about 22° C. Root description.—Fine, fibrous; typically white to light brown 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: Type.—Herbaceous perennial. Form.—Upright and outwardly spreading plant form; broad inverted triangle; flowers arranged on upright terminal cymes. Branching habit.—Freely basal branching with plants potentially developing lateral branches at every node. Growth habit.—Vigorous. Plant height.—About 38 cm. Plant width.—About 73 cm. Lateral branch description.—Length: About 28 cm. Diameter: About 2 mm. Internode length: About 2.2 cm. Strength: Strong, flexible. Aspect: Mostly upright; with subsequent development, decumbent. Texture: Densely covered with very fine pubescence. Color, developing: Close to 145B. Color, developed: Close to 178A to 178B. Leaf description: Arrangement.—Opposite, simple. Length.—About 2.8 cm. Width.—About 1.2 cm. Shape.—Narrowly ovate. Apex.—Broadly acute. Base.—Cuneate. Margin.—Crenate. Texture, upper and lower surfaces.—Smooth, glabrous; slightly rugose. Fragrance.—Strongly aromatic. Venation pattern.—Pinnate. Color.—Developing and fully expanded leaves, upper surface: Close to NN137B; venation, close to NN137B. Developing and fully expanded leaves, lower surface: Close to 146A; venation, close to 146B. Petiole length.—About 1.5 cm. Petiole diameter.—About 1 mm. Petiole texture, upper and lower surfaces.—Smooth, glabrous. Petiole color, upper surface.—Close to 143A. Petiole color, lower surface.—Close to 146B. Flower description: Flower arrangement and shape.—Single bilabiate flowers arranged in terminal cymes; flowers face upright to outwardly depending on position in the inflorescence. Flowering habit.—Freely flowering habit, numerous inflorescences each with about 25 to 30 flowers per inflorescence. Natural flowering season.—Continuous flowering during the summer in the Southwestern United States; plants re-flower after removal of fully developed inflorescences. Flower longevity on the plant.—About five to ten days; flowers not persistent. Fragrance.—None detected. Flower buds.—Length: About 5.5 mm. Diameter: About 3 mm. Shape: Ovoid. Color: Close to 144A. Inflorescence size.—Length: About 2.25 cm. Diameter: About 2 cm. Flowers.—Size: About 6 mm by 7 mm. Depth (height): About 1.1 cm. Petals.—Arrangement: Two, fused at the base. Length, upper lip: About 1 cm. Length, lower lip: About 9 mm. Width, upper lip: About 5.5 mm. Width, lower lip: About 6 mm. Shape, upper lip: Broadly elliptic; apex, rounded; margin, entire. Shape, lower lip: Spatulate; apex, lobes obtuse; margin, entire. Texture and luster, upper and lower surfaces: Smooth, glabrous; matte. Color: Upper and lower lips, when opening and fully opened, upper surface: Close to 104B to 104C. Upper and lower lips, when opening and fully opened, lower surface: Close to 104B to 104C. Sepals.—Arrangement: Five sepals fused into a tube. Length: About 7.5 mm. Width: About 1.5 mm. Shape: Narrowly deltoid. Apex: Acute. Margin: Entire. Texture and luster, upper and lower surfaces: Slightly pubescent; matte. Color, upper surface: Close to 145A. Color, lower surface: Close to 144A. Peduncles.—Strength: Strong. Length: About 1.75 cm. Diameter: About 1 mm. Aspect: Erect to about 45° from vertical. Texture: Smooth, glabrous. Color: Close to 145A. Pedicels.—Strength: Strong. Length: About 1 mm. Diameter: Less than 1 mm. Aspect: Erect to about 45° from vertical depending on position on the inflorescence. Texture: Smooth, glabrous. Color: Close to 145A. Reproductive organs.—Stamens: Quantity per flower: Two; anthers dorsifixed. Filament length: About 0.1 mm. Filament color: Close to 157A. Anther shape: Oblong. Anther length: About 0.25 mm. Anther color: Close to 145A. Pollen amount: None observed. Pistils: Quantity per flower: One. Pistil length: About 7 mm. Stigma shape: Cleft, two-parted. Stigma color: Close to 154D. Style length: About 6 mm. Style color: Close to 154D. Ovary color: Close to 144A. Seeds and fruits.—To date, seed and fruit production has not been observed on plants of the new Salvia. Pathogen & pest resistance: To date, plants of the new Salvia have not been observed to be resistant to pathogens and pests common to Salvia plants. Garden performance: Plants of the new Salvia have been observed to have good garden performance and to tolerate full sun condition, partial shade conditions, rain, wind, arid conditions and temperatures ranging from about −23° C. to 48° C.