<i>Agapanthus </i>plant named ‘HPP4087’

Abstract

A new cultivar of Agapanthus plant named HPP4087 that is characterized by its floriferous and re-blooming habit, its early flowering season, its compact plant habit, and its efficient propagation.

Claims

1. A new and distinct cultivar of Agapanthus plant named HPP4087 as herein illustrated and described.

Description

BRIEF DESCRIPTION OF THE DRAWINGS

(1) The accompanying color photographs illustrate the overall appearance and distinct characteristics of the new Agapanthus. The photographs were taken of 16-month-old plants of HPP4087 as grown outdoors in a 17-cm container in 's-Gravenzande, Netherlands.

(2) The photograph in FIG. 1 provides a side view of a plant of HPP4087 in bloom.

(3) The photograph in FIG. 2 provides a close-up view of an inflorescence of HPP4087.

(4) The photograph in FIG. 3 provides a close-up view of the foliage of HPP4087.

(5) The colors in the photographs are as close as possible with the photographic and printing technology utilized and color values cited in the detailed botanical description accurately describe the colors of the new Agapanthus.

DETAILED BOTANICAL DESCRIPTION

(6) The following is a detailed description of 16-month-old plants of HPP4087 as grown outdoors in 17-cm containers in 's-Gravenzande, Netherlands. The phenotype of the new cultivar may vary with variations in environmental, climatic, and cultural conditions, as it has not been tested under all possible environmental conditions. The color determinations are in accordance with the 2019 Colour Chart of The Royal Horticultural Society, London, England, except where general color terms of ordinary dictionary significance are used. General description: Blooming period.Early summer into midsummer in The Netherlands. Plant type.Herbaceous perennial, semi-evergreen in colder climates. Plant habit.Compact, basal rosettes with inflorescences emerging from the rosette center. Height and spread.Soil level to top of foliar plane; 26.6 cm, soil level to top of floral plane; 62.5 cm, spread; 56.2 cm as a 16-month-old plant grown in a container. Hardiness.At least in U.S.D.A. Zones 8 to 12. Diseases and pests.No susceptibility or resistance to diseases or pests has been observed. Root description.Thick and fleshy. Propagation.Tissue culture. Root development.About 10 weeks for root initiation and 10 weeks for a cutting to fully root as a young plant. Growth rate.Moderate. Number of shoots (rosettes).An average of 14. Foliage description: Leaf shape.Ligulate. Leaf division.Simple. Leaf base.Decurrent, broadly cuneate. Leaf arrangement.In basal rosettes, equitant. Leaf apex.Acute. Leaf aspect.Emerging leaves erect, then cascade. Leaf venation.Parallel, upper surface; NN137A and NN137B, lower surface; 144B. Leaf margins.Entire. Leaf size.Up to 31.8 cm in length and up to 1.8 cm in width. Leaf surface.Smooth, glabrous, upper surface is matte to very slightly glossy, lower surface is matte. Leaf number.Average of 6 leaves per rosette. Leaf color.Young leaves upper surface; 143A, young leaves lower surface; 143C, margins 138A, mature leaves upper surface; 137A to 137B, mature leaves lower surface; 143B, margins 137B. Leaf attachment.Sessile to base. Leaf density.Dense. Flower description: Inflorescence type.Umbel. Flower fragrance.None. Flower type.Rotate, campanulate. Flower number.An average of 75 flowers per umbel. Inflorescence size.Average of 8.1 cm in height and 13.3 cm in diameter. Flower size.An average of 3.9 cm in depth, 4.4 cm in diameter, throat; 3.9 cm in length, 4.5 mm in diameter, tube; 1.2 cm in length, 5 mm in diameter. Lastingness of inflorescence.Average of 2 weeks, self-cleaning. Flower aspect.Upward, outward to downward. Peduncle.Strong, oval in shape, held primarily upright, average of 50.1 cm in length, 7 mm in diameter, surface is glabrous and glaucous surface covered with a very thin, matte, waxy layer 138B in color, with glaucous layer scraped off; a blend of 143A and 146A. Pedicels.Strong, oval in shape, held in various angles to peduncle, average of 2.7 cm in length, 1.25 mm in diameter, surface is glabrous, smooth, and moderately glossy, color; 143A, at the base of each individual pedicel, a single bract is present; filiform in shape, 2.3 cm in length, 2 mm in width, both surfaces 164D in color. Flower buds.Oblanceolate in shape, average of 2.3 cm in length and 6 mm in diameter, color; 155C, top 157B, base 145D. Flower bract.Immature inflorescences covered with a single bract; broadly ovate in shape, acuminate apex, truncate base, 4.1 cm in length, 2.2 cm in width, upper surface color 27A, lower surface color 165C to 165D. Tepals.6, oblanceolate in shape, entire margins, acute apex, both surfaces glabrous and slightly velvety, moderately thick substance, an average of 4 cm in length and 9 mm in width, color: when opening upper surface; NN155D, main vein NN155B, when opening lower surface; NN155D, central stripe and main vein NN155B, lower tepal slightly tinged NN155A at the top, when fully open upper surface; NN155D, veins NN155B, when fully open lower surface NN155D, lower tepal NN155B, veins NN155B, tube color: outer surface 155C, inner surface 155C, base 145D, throat color: NN155D, veins NN155. Calyx.Rotate, 3.4 cm in length, 4.4 cm in diameter. Reproductive organs: Gynoecium.Pistil; 1, average of 2.7 cm in length, stigma; club-shaped, 1 mm in length, 0.5 mm in diameter, 154D in color, style; 2.6 cm in length, NN155D in color, ovary; 145A to 145B in color. Androecium.Stamens; 6, anthers; dorsifixed and oblong in shape, average of 2.25 mm in length, 0.75 mm in width, 9A in color, filament; 2.9 cm in length, NN155D in color, pollen; moderate in quantity, 13A in color. Staminodes and pistillodes.Not present. Fruit/seed.Have not been observed to date.