<i>Agastache </i>plant named ‘ASUOR03-0’

Abstract

A new and distinct cultivar of Agastache plant named ASUOR03-0 is disclosed, characterized by orange flowers, good plant vigor, and increased branching. Plants produce densely flowering racemes. The new cultivar is an Agastache, suitable for ornamental garden purposes.

Claims

1. A new and distinct cultivar of Agastache plant named ASUOR03-0 as herein illustrated and described.

Description

BRIEF DESCRIPTION OF THE PHOTOGRAPHS

(1) ASUOR03-0 is illustrated by the accompanying photographs which show the plant's form, foliage, and inflorescences. The colors shown are as true as can be reasonably obtained by conventional photographic procedures. 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 hybrid Agastache.

(2) FIG. 1 shows a plant of the new variety at about 8 months old from a rooted cutting grown in a greenhouse in Santa Paula, Calif. during Spring.

(3) FIG. 2 shows a close-up view of the inflorescence.

DETAILED BOTANICAL DESCRIPTION

(4) The following is a detailed description of the botanical characteristics of the new and distinct hybrid Agastache known by the denomination ASUOR03-0. The detailed description was taken of an 8 month old plant in Santa Paula, Calif. in 2019. For each measurable character, ten random measurements were recorded and used to derive averages and characteristic ranges. All colors cited herein refer to The Royal Horticultural Society Color Chart (R.H.S.), 2007 Edition. Botanical classification: Agastache ASUOR03-0.

PROPAGATION

(5) Time to Initiate Roots: About 20 days at approximately 20 to 22 C. Root description: Fine, densely fibrous. Time to produce a rooted cutting: About 21 days at 22 C.

PLANT

(6) Growth habit: Upright to outwardly arching annual. Pot size of plant described: 10 inch. Height: Approximately 40 cm to top of flowering plane, approximately 28 cm to top of foliage plane. Plant spread: Approximately 55 cm. Growth rate: Rapid. Branching characteristics: Free-branching. Length of primary lateral branches: Approximately 10 to 14 cm, foliage section only. Diameter of lateral branches: Approximately 0.3 cm. Quantity of lateral branches: Approximately 4 to 8 branches emerge from a pinch. Stem: Color.Near RHS Green 138A. Pubescence.Very short, dense pubescence. Other stem characteristics.Quadrangular. Internode length: Averages between 2.4 to 3 cm. Age of plant described: Approximately 20 weeks from 3 rooted cuttings.

FOLIAGE

(7) Leaf: Arrangement.Opposite. Quantity.Approximately 10 to 16 fully expanded leaves per main branch. Average length.Approximately 4 to 5.5 cm. Average width.Approximately 2.5 cm. Shape of blade.Deltoid. Apex.Acute. Base.Truncate. Attachment.Stalked. Margin.Nearly entire, typically 3 to 6 serrations per side. Texture of top surface.Velvety. Texture of bottom surface.Glabrous. Color.Young foliage upper side: Near RHS Green 137A. Young foliage under side: Near RHS Green 138A. Mature foliage upper side: Near RHS Green 137A. Mature foliage under side: Near RHS Green 138B. Venation.Type: Pinnate. Venation color upper side: Near RHS Yellow-Green 144B. Venation color under side: Near RHS Green 138C. Petiole.Average Length: Approximately 1.1 cm. Diameter: Approximately 0.1 cm. Color: Near RHS Green 138A.

FLOWER

(8) Natural flowering season: Flowering begins early Spring and continues through late Summer. Inflorescence type and habit: Raceme. Individual flowers self-cleaning, calyx persistent. Flower longevity on plant: Individual flowers approximately 8 days on the plant without significant color loss or other degradation. Quantity of flowers: Between 15 and 30 fully opened flowers per blooming spike, at one time; about 60 blooming spikes per plant. Inflorescence size: Diameter.Approximately 6.5 cm. Height.Average range 8 to 12 cm. Peduncle: Length.Average range 3 to 5 cm. Diameter.3 mm. Color.Near RHS Green 138B. Orientation.Straight. Texture.Pubescent and ridged. Strength.Strong. Pedicel: Length.Average range 1 to 3 mm. Diameter.1 mm. Color.Near RHS Greyed-Purple N187B. Orientation.Straight. Texture.Pubescent. Strength.Soft and flexible. Corolla: Petal arrangement.The corolla is highly fused, zygomorphic, bilabiate. 1 upper lip with 2 lobes, and 2 smaller lateral petals with single lobes and 2 slightly larger highly fused lobes forming a lower lip. Margin.Entire. Petal apex shape.Obtuse. Entire corolla length.Approximately 2.7 cm. Entire corolla width.Approximately 0.8 cm. Attachment aspect.About 75-90 to stem. Persistence.Non-persistent. Fragrance.Very aromatic, licorice scent. Petal: Length.Upper lip Approximately 0.5 cm, lower lip Approximately 0.6 cm. Laterals Approximately 0.4 cm. Width.Upper lip Approximately 0.5 cm, lower lip approximately 0.6 cm, laterals Approximately 0.4 cm. Texture.Glabrous. Tube.Length: About 2.2 cm. Width: About 0.7 cm at widest point. Color: Petals.When opening: Interior surface: Near RHS Orange-Red 31A. Exterior surface: Near RHS Orange-Red 30D, lightly flushed Orange-Red 34A. Fully opened: Interior surface: Near RHS Orange-Red 31B. Exterior surface: Near RHS Orange-Red 31B, lightly flushed Red 32B. Fading: Interior surface: Near RHS Orange-Red 31B. Exterior surface: Near RHS Orange-Red 31B, lightly flushed Orange-Red 34C. Floral tube: When opening.Interior surface: Near RHS Yellow-Orange 14D. Exterior surface: Near RHS Orange-Red 32C, lightly flushed N34C. Fully opened.Interior surface: Near RHS Yellow-Orange 14D. Exterior surface: Near RHS Orange-Red 32C, lightly flushed N34C. Fading.Interior surface: Near RHS Yellow-Orange 22D. Exterior surface: Near RHS Orange-Red 32C, flushed N34C. Bud: Shape.Curved ovoid. Length.Approximately 1.4 cm. Diameter.Approximately 0.4 cm. Color.Near RHS Orange 26A, flushed Orange-Red 34A. Calyx: Length.Approximately 0.7 cm. Diameter.Approximately 0.3 cm. Shape.Tubular. Sepals: Shape.5 sepals fused to form a tube. Apex.Highly acute. Margin.Entire. Texture.Pubescent. Ridged. Color.Near RHS Green 138C, flushed near apex Greyed-Purple N186C. Persistence.Persistent.

REPRODUCTIVE ORGANS

(9) Stamens: Number.4. Filament length.Approximately 2 cm lower 50% fused to petals. Filament color.Near RHS Purple N57C. Anthers: Shape.Elliptic. Length.Approximately 1 mm. Color.Near RHS Greyed-Purple N187A. Pollen.Scant. Pollen color.Near RHS Yellow-White 158D. Pistil: Number.1. Length.Approximately 3.2 cm, not fused to floral parts. Style.Length: Approximately 3 cm. Color: Near RHS White 155C, uppermost section flushed near Red-Purple 72A. Stigma.Shape: Two-parted cleft. Color: Near RHS Red-Purple 72A. Ovary color: Near RHS Yellow-White 158A.

OTHER CHARACTERISTICS

(10) Disease and pest resistance: Not observed to be susceptible nor resistant to normal diseases and pests of Agastache. Temperature tolerance: The new variety tolerates temperatures between 0 to 40 C. Fruit/seed production: Not observed.