<i>Campanula </i>plant named ‘KLECN23088’

Abstract

A new Campanula plant particularly distinguished by an upright to outwardly, compact, dense and bushy plant habit, very high and freely branching with compact, flat habit, early flowering habit; and Campanulate-shaped flowers with dark violet-colored petals, is disclosed.

Claims

1. A new and distinct variety of Campanula plant designated KLECN23088 as illustrated and described herein.

Description

DESCRIPTION OF THE PHOTOGRAPH

(1) This new Campanula plant is illustrated by the accompanying photograph which shows a close-up of the foliage, buds, and mature flower. The photograph is of a 12-week-old plant grown indoors in Stuttgart, Germany in April 2023. The colors shown are as true as can be reasonably obtained by conventional photographic procedures.

DESCRIPTION OF THE NEW VARIETY

(2) The following detailed descriptions set forth the distinctive characteristics of KLECN23088. The data which define these characteristics were collected in Stuttgart Germany in May 2025 on 10-week-old plants. References are to The R.H.S. Colour Chart of The Royal Horticultural Society of London (R.H.S.), 5.sup.th edition (2007). Classification: Family.Campanulaceae. Botanical.Campanula portenschlagiana Schult. x Campanula poscharskyana Degen. Common.Campanula. Designation.KLECN23088. Parentage: Female parent.Unnamed selection of Campanula portenschlagiana, not patented. Male parent.Unnamed selection of Campanula poscharskyana, not patented. Plant: Asexual propagation.By cuttings. Form.Compact, globular, mounding, densely branching. Habit.Very high and freely branching with compact, flat habit. Roots.Fine, well branched; white in color (RHS NN155A). Height (from soil line to top of foliage).6.0 cm to 8.0 cm. Spread.14.0 cm to 18.0 cm. Propagation: Type cuttings.Unrooted cuttings; terminal vegetative cuttings, from stock plants maintained at short days. Time to produce a rooted cutting.About 26 to 28 days at 19 C. to 21 C. Pest and disease resistance.Under commercial production conditions, plants of the new Campanula have not been noted to be resistant to pathogens or pests common to Campanula. Stems: Average number of stems.30 to 50. Stem color.RHS 144B. Pubescence.Absent. Pubescence color.N/A. Stem description.Strong stem branched up to 10 to 12 sub-branches each carrying flowers. Stem diameter.0.2 cm to 0.3 cm. Stem length.8 cm to 15 cm. From soil line to first node: 0.5 cm to 1.0 cm. Total length: 8.0 cm to 15.0 cm. Internode length.0.4 cm to 0.8 cm. Anthocyanin.Absent. Color.RHS 145A. Leaves: Description.Simple. Arrangement.Alternate. Shape.Cordate. Apex.Acute to acuminate. Base.Truncate to cordate. Margin.Broadly dentate-ondulate. Length.1.0 cm to 1.6 cm. Width.1.1 cm to 1.5 cm. Texture.Upper surface: Slightly rugose. Lower surface: Slightly rugose. Pubescence.Upper surface: Smooth. Lower surface: Smooth. Color.Young leaf expanding: Upper surface: RHS N137B. Lower surface: RHS 147B. Mature leaves: Upper surface: RHS N137A. Lower surface: RHS 137B. Veins.Vein color: Upper surface: RHS 147B. Lower surface: RHS 147B. Petiole: Description.All leaves are petiolate. Average length.3.0 cm to 3.5 cm. Average diameter.1.0 mm. Shape.Semi-cylindrical with the flat part facing upwards. Texture.Rarely pubescent. Color.Upper surface: RHS 137B. Lower surface: RHS 144A. Inflorescence: Flowering type.Single star-shaped tubular-campanulate. Flowering requirements.8 to 9-weeks of long daytime conditions. Flowering season.May to October under natural light conditions. Duration of flowers.3 to 9 days depending on temperature. Description.At apex; attitude rounded to slightly outright. Height.12.0 to 16.0 cm. Width.6.0 to 8.0 cm. Flower: Description.Single star-shaped campanulate flowers arranged in panicles. Length.1.8 cm to 2.1 cm (top to the base of corolla). Width.2.1 cm to 2.4 cm. Fragrance.Not detected. Number of flowers.Per stem: 30 to 60. Per plant: 1000 to 2500 (buds to open flowers). Flower buds: Shape.Ovate, elliptic. Apex.Acuminate to rounded. Base.Rounded. Length.0.5 mm to 1.5 mm. Width.0.2 mm to 0.32 mm. Flower bud color.RHS 144A a slight tinge of RHS 86A with RHS N88A on upper parts of opening corolla. Petals: Description.Five petals in a single whorl, fused at the base, star shaped. Shape.Lanceolate. Apex.Acute. Base.Fused with other petals. Margin.Entire. Length.1.8 cm to 2.2 cm. Width.0.4 cm to 0.55 cm. Texture.Smooth. Pubescence.Absent. Petal color.Upper surface: RHS N88A. Lower surface: RHS N88B and RHS N88A. Corolla: Description.Five petals in a single whorl, fused at the base, star shaped. Length.1.5 cm to 1.7 cm. Width.1.8 cm to 2.3 cm. Shape.Lanceolate. Lobes.Length: 2.5 cm to 2.8 cm. Width: 0.5 cm to 0.6 cm. Sepal: Number.5. Shape.Five sepals in a single whorl, fused at the base; star-shaped. Apex.Acute-acuminate. Base.Fused. Margin.Entire. Length.0.6 cm to 0.8 cm. Width.0.1 cm to 0.2 cm. Texture.Upper surface: Smooth, glabrous. Lower surface: Smooth, glabrous. Color.Upper surface: RHS N146B with a slight tinge of RHS 81A on edges. Lower surface: RHS N146A with a slight tinge of RHS 81A on edges. Peduncle.Number per plant: 50 to 60. Description: Robust panicle, straight with upright tendency. Shape: Semi-cylindrical shape. Texture: Smooth, rare pubescence. Attitude: Straight, upright to outward. Strength: Robust. Length: 12.0 cm to 15.0 cm. Width: 0.16 cm to 0.22 cm. Average number of nodes: 12 to 28. Internode spacing: 0.5 cm to 1.0 cm. Branching description: Densely branching, well distributed forming compact, mounding shaped plants. Color: RHS 145A. Pedicel.Shape: Straight. Length: 0.3 cm to 0.5 cm. Width: 0.05 cm to 0.1 cm. Texture: Rarely pubescence. Color: RHS 144A. Androecium: Number.5. Filament.Description: Enlarged at base. Length: 0.2 cm to 0.3 cm. Width: 0.15 at the base to 0.05 cm. Color: RHS 155B. Anther.Description: Linear. Length: 0.5 cm to 0.6 cm. Width: 0.05 cm. Color: RHS 4D. Pollen.Amount: Low to moderate quantity. Color: RHS 19D. Gynoecium.Description: Gynoecium with superior, globular-pyramidal ovary. Length: 1.2 cm to 1.5 cm. Style.Shape: Straight. Length: 0.9 cm to 1.0 cm. Width: 0.05 cm to 0.08 cm. Color: RHS 91B. Stigma.Description: Tripartite. Length: 0.2 cm to 0.3 cm. Width: 0.02 cm to 0.03 cm. Color: RHS 92A. Ovary.Shape: Globular-pyramidal. Length: 0.15 cm. Width: 0.2 cm to 0.25 cm. Color: RHS 145D. Calyx.Length: 0.8 cm to 0.9 cm. Width: 0.7 cm to 0.8 cm. Seed: Shape.Elliptic. Length.0.06 cm to 0.08 cm. Width.0.03 cm to 0.04 cm. Texture.Shiny, smooth. Color.RHS 177A. Cold hardiness: Specific zone hardiness not determined.

COMPARISON WITH PARENTAL LINES AND KNOWN VARIETY

(3) KLECN23088 is a distinct variety of Campanula and is distinguished from its parents as described in Table 1.

(4) TABLE-US-00001 TABLE 1 Comparison with Parental Lines Characteristic KLECN23088 Female Parent Male Parent Earliness (time 9 weeks 1 week earlier 2 weeks later to plant (14 hours of than than flowering) daylight) KLECN23088 KLECN23088 Flower color Dark violet Lighter color Darker color than than KLECN23088 KLECN23088 Growth habit Flat-mounding, Flat growing Bushy growing outwards growing Leaf color Dark Green Dark green Normal green

(5) KLECN23088 is most similar to the commercial Campanula variety Campala Nina (patent status unknown). Differences between the varieties are described in Table 2.

(6) TABLE-US-00002 TABLE 2 Comparison with Similar Variety Commercial Characteristic KLECN23088 variety Nina Corolla color Darker color than Lighter color than Commercial variety KLECN23088 Nina Shape of plant More flat-rounded More upright Branching More branching Less branching Earliness (time to 14 days later than 14 days earlier than plant flowering) Commercial variety KLECN23088 Nina