Climbing rose

20-947-1
20-947-2

Amadeus®

Klettermaxe®

KORlabriax – W. Kordes III

Lustrous deep‑red petals without loss of colour. Their rich tone does not fade even in strong sunlight. - climber, climbing rose - mild, restrained-scented rose - fresh, rose‑scented

– Brilliant, non-fading deep red flower colour.
– Vigorous climber for arches and walls.
– Dense, glossy dark green foliage background.
– Good heat and drought tolerance in summer.
– Award-winning variety at major rose trials.
– Special feature: Semi-double blooms offer moderate bee appeal.
Exclusive, space-defining – specialty
Amadeus®
pharmaROSA® NEONATAL rooted rose cutting
29,40 £
Due to courier service regulations – and the introduction of customs clearance – delivery to Ireland is temporarily suspended.
4.5 (6346)
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Amadeus® Klettermaxe® KORlabriax – pharmaROSA® NEONATAL own-root climber propagation material

This climber in the Klettermaxe® collection offers a strong climbing framework, producing large, cup-shaped, semi-double clusters that remain reliably red with very good colour retention even in strong sun. Its dense, glossy dark-green foliage and good hardiness to approximately -26 °C support dependable performance in UK nursery and public-realm supply chains, even under winter and wind-exposed conditions. As pharmaROSA® NEONATAL own-root material, it provides a regenerating, long-lifespan base for trained climber programmes, aligning with professional propagation beds and 5–7 L container grow-on for exclusive, space-defining finished product. The remontant flowering habit with a plentiful second flush and moderate pollinator value suits thematic rose gardens, arches and walls where vertical impact and cultivar identity matter. Year 1 focused on rooting, Year 2 on structural shoot-building and Year 3 on full ornamental display allows predictable scheduling into premium retail and reseller channels.


Usage options

Target area Reasoning
Trained climber for arches and pergolas (5–7 L to 40–50 L) The vigorous climbing habit and 7.9–12.5 ft height provide a stable framework for rose arches and pergolas, making it well suited to the recommended trained climber product path. Starting from own-root NEONATAL cuttings and building up through 5–7 L into 40–50 L final containers supports an exclusive, space-defining presence in thematic rose gardens and show collections. The clear vertical garden feature positioning fits retail and reseller assortments serving design-led projects and public-realm suppliers. Retail / reseller
Colour-focused vertical accents in thematic rose gardens The rich, lustrous deep-red colour with excellent retention and minimal fading allows growers to market dependable colour-true climbers for collection plantings. Using the staked, pre-trained NEONATAL base simplifies further training in 5–7 L lines, while planned remontant flowering with a strong second flush supports long display windows. This aligns with an exclusive, space-defining value proposition where distinctive vertical colour is central. Retail / reseller
Durable structures in colder or exposed public-realm sites The H7 hardiness rating and performance down to around -26 °C provide resilience for nursery networks supplying Scotland and Northern England, where winter and wind exposure are significant planning factors. Own-root NEONATAL stock offers long-term regenerating frameworks, reducing replacement rates in trained climber programmes. Propagation into 5–7 L and then into 40–50 L feature specimens supports robust, exclusive vertical elements for public spaces and institutional schemes. This contributes to a reliable vertical garden feature offer for professional channels. Public-realm suppliers
High-impact walls and façades with dense foliage cover The dense, glossy dark-green foliage creates strong visual mass on walls and pergolas, supporting its use as a space-defining climber. NEONATAL own-root cuttings give a uniform starting base for nursery propagation beds aimed at wall, pergola and arch applications. Training from 3–5 main canes into 5–7 L containers results in market-ready product lines that fit exclusive, architectural plant ranges targeted at design-conscious retail and project clients. Nurseries / integrators
Premium exhibition climber lines for collectors and show gardens The exhibition climbing rose classification and multiple international gold medals support positioning as a premium cultivar for collectors and show gardens. Propagating from verified, own-root NEONATAL material secures cultivar authenticity for thematic rose collections and gene-bank style plantings. A trained climber route in 5–7 L offers a coherent format for curated assortments where named cultivars and distinctive vertical habit are central selling points. Collection-focused resellers
Pollinator-conscious vertical plantings with ornamental focus Semi-double, cup-shaped flowers with partially accessible stamens offer moderate pollinator interest while maintaining a clear ornamental emphasis. Own-root production facilitates long-lived stands that continue to provide both aesthetic value and partial ecological function in institutional and public-realm projects. Framing this via trained climber 5–7 L product supports exclusive, narrative-driven ranges for thematic gardens where pollinator value is a supporting, not primary, feature. Public-realm suppliers
Managed high-maintenance ranges with planned plant protection The known high maintenance requirement and sensitivity to powdery mildew make it best suited to professional growers prepared for regular plant protection. NEONATAL own-root stock enables homogeneous stands where protection and pruning regimes can be applied efficiently. Training into 5–7 L climber product supports differentiated, exclusive vertical feature lines for retail and reseller partners focused on high-value, managed-garden clientele. This approach supports an exclusive, space-defining specialty segment. Professional nurseries
Vertical accent lines for heat-exposed urban spaces Good heat tolerance allows it to perform on sun-exposed walls and pergolas in urban or southern sites, provided irrigation is ensured during prolonged drought. NEONATAL own-root propagation supports long-term regeneration where urban stress may otherwise shorten lifespan, stabilising supply and replacement planning. Trained climber 5–7 L lines fit vertical garden feature ranges for retail and reseller partners addressing dense, heat-exposed city projects. This suits exclusive, space-defining urban concepts. Urban project suppliers

Finished-product ideas

  • Premium arch climber 40–50 L – Own-root, pre-trained climbers grown on from 5–7 L to 40–50 L containers with 3–5 structured canes for immediate vertical impact over arches and pergolas, positioned as exclusive vertical garden features – retail / reseller.
  • Thematic collection climber 5–7 L – Uniform 5–7 L own-root plants highlighting exhibition pedigree and stable red colour, ideal for cultivar collections and show gardens requiring verified identity and consistent presentation – collection-focused resellers.
  • Urban façade feature line – Heat-tolerant, foliage-dense climbers in 40–50 L for walls and urban pergolas, produced from NEONATAL material to ensure long-lived structures where irrigation and maintenance are assured – urban project suppliers.
  • Pollinator-supporting display climber – Semi-double, remontant red clusters in 5–7 L trained form, combining visual impact with moderate pollinator interest for thematic gardens and curated public plantings – public-realm suppliers.
  • Managed high-care specialty climber – Own-root trained climbers in 5–7 L offered explicitly as high-maintenance, protection-dependent vertical accents, fitting premium, space-defining ranges where professional aftercare is available – professional nurseries.

Technical cultivar profile
Name and registration Climber, large-flowered climber from the Klettermaxe® collection; registered as KORlabriax, traded as Amadeus® Klettermaxe® KORlabriax; ARS exhibition name Amadeus™; commercial type climbing rose.
Origin and breeding Bred by W. Kordes III, W. Kordes’ Söhne, Germany; breeding and registration year 2003, introduced 2007; parentage not provided; distributed initially by W. Kordes’ Söhne for international ornamental use.
Awards and recognition Highly decorated exhibition climber: gold medals at Hague and Geneva International Rose Trials 2004, gold medal at Lyon 2005, plus a Certificate of Merit at Bagatelle (Paris) 2004, supporting premium positioning.
Growth and structural characteristics Vigorous climbing habit reaching about 240–380 cm in height and 90–160 cm spread, with moderately thorny stems and dense, glossy dark-green foliage; moderate self-cleaning, some deadheading required, especially in wet periods.
Flower morphology Semi-double cup-shaped flowers, 13–25 petals, large-sized clusters around 2.75–3.95 inches across; cluster-flowered inflorescences with remontant behaviour and a plentiful second flush, supporting extended display periods.
Colour data and phenology Deep, lustrous red flowers (ARS DR; RHS 53A outer, 46A inner) with ruby-red buds; colour holds extremely well in sun, darkening slightly rather than fading or blueing, giving a consistently strong scarlet-red impression in full bloom.
Fragrance and aroma Mild, fresh rose scent of restrained intensity, contributing background fragrance without dominating planting schemes; semi-double flowers with partially open centres provide moderate bee attraction and pollinator interest.
Hip characteristics Forms spherical hips in moderate numbers, around 9–15 mm diameter, orange-red (RHS 40A); hips may contribute light seasonal interest in less heavily deadheaded or lower-maintenance situations where display is allowed to mature.
Resistance and winter hardiness Hardy to approximately -26 to -23 °C (USDA 5b, RHS H7, Swedish zone 4); disease profile shows high sensitivity to powdery mildew with moderate susceptibility to black spot and rust, requiring planned protection regimes in production and use.
Horticultural recommendations Best used as a trained climber for walls, pergolas, arches and urban green structures; high maintenance needs, including regular plant protection and some deadheading; NEONATAL own-root form suits staked, 3–5 cane training in 5–7 L pots.

Amadeus® Klettermaxe® KORlabriax as pharmaROSA® NEONATAL own-root material combines reliable hardiness, stable deep-red colour and a strong climbing framework with predictable, regenerative stands, making it a sound candidate for discussing future trained climber capacity.

Detailed product attributes

Product Identification Data

Product Name: AMADEUS® – red climbing rose - Kordes
Product Type: pharmaROSA® NEONATAL - rooted rose cutting
Cultivar Authenticity: Verified:07.11.2025
Cultivar Quality Rating: premium silver
Item Number: [229] 20-947 (14.02.2026) pharmarosaneonatal.co.uk

Name and Registration

Meaning of Cultivar Name: The name is a male given name.
Cultivar Synonym: Super Conquerant®
Original Trade Name: Amadeus®
Current Trade Name: Amadeus® Klettermaxe® KORlabriax
Rose Group: Climber, Large -Flowered Climber
Commercial Type: climber, climbing rose
Commercial Group: Climbing rose
Exhibition Category: exhibition climbing rose
Collection: Klettermaxe®

Origin and Breeding

Initial Distributor: W. Kordes’ Söhne (Germany)
Breeder: W. Kordes III
Breeding Company / Institution: W. Kordes’ Söhne (Germany)
Breeding Year: Germany, 2003
Parentage: unknown

Awards and Honours

Competition and Show Awards: Gold medal – Hague International Rose Trials (2004); Gold medal – Geneva International Rose Trials (2004); Gold medal – Lyon International Rose Trials (2005); Bagatelle (Paris) – Certificate of Merit (2004)

Growth and Structural Characteristics

Height: 7.9-12.5ft (240-380 cm)
Spread: 3-5.2ft (90-160 cm)
Growth Habit: climbing
Foliage: The variety has dense foliage; the leaves have a glossy surface and a dark green hue.
Prickliness: moderately thorny
Self-Cleaning Description: Spent blooms tend to remain on the plant in wet weather; subsequent clean‑up may be beneficial.

Flower Morphology

Petal Count: 13-25
Flower Fullness: semi-double flowered
Flower Shape: cup-shaped
Flower Size: L (2,75-3,95 in)
Inflorescence Type: cluster-flowered
Colour Code: ARS code: DR RHS code: RHS 53A (outer), RHS 46A (inner)
Repeat Flowering: Remontant, with a plentiful second flush of flowers.

Colour Data and Phenology

Colour: red
Flower Colour Description: Lustrous deep‑red petals without loss of colour. Their rich tone does not fade even in strong sunlight.
Closed Bud: Velvety, ruby-red buds with a slightly blackish tinge.
Newly Opened Flower: Bright blood-red outer petals and an inner surface of slightly deeper red.
Full Bloom: Uniform scarlet-red surface with a subtly glossy edge.
Before Fading: The red hue darkens further without browning or spotting.
Colour Fading Description: Its colour holds well; even in strong sunlight it hardly fades or shifts towards blue.

Fragrance and Aroma

Fragrance Strength: mild, restrained-scented rose
Fragrance Character: fresh, rose‑scented
Pollinator Attraction: Semi-double, partially open flowers with partially accessible stamens moderately attract bees.
Pollinator-Friendly Rating: Due to its semi-double flowers, it is considered partly pollinator-friendly.

Hip Characteristics

Hip Shape: spherical
Hip Colour: orange-red (RHS 40A)
Hip Comment: Rose hip forming in moderate quantities, spherical, 9–15 mm in diameter, orange-red (RHS 40A).

Resistance and Hardiness

Hardiness (°C): -26–-23 °C
Heat and Drought Tolerance Description: Withstands heat well; requires watering during prolonged drought.
Disease Resistance: sensitive
  • powdery mildew – very sensitive
  • black spot – moderate
  • rust – moderate

Horticultural Recommendations

Recommended product path: Trained climber finished product
Release form: Staked, trained (3–5 main canes)
Recommended use: Maintenance requirement high; low disease resistance, particularly to powdery mildew, therefore regular plant protection measures are necessary.
Primary Uses: wall, pergola, rose arch, urban green space

Comments

Positioning: Exclusive, space-defining – specialty
Target customer/channel: Retail / reseller
Main value proposition: Vertical garden feature, distinctive habit
AMADEUS® – red climbing rose - Kordes
Lustrous deep‑red petals without loss of colour. Their rich tone does not fade even in strong sunlight. - climber, climbing rose - mild, restrained-scented rose - fresh, rose‑scented
Online rose purchase - red - mild, restrained-scented rose - Amadeus® - climber, climbing rose - (7.9-12.5ft (240-380 cm))
Inflorescence: cluster-flowered Height: 7.9-12.5ft (240-380 cm) Flower shape: cup-shaped Winter hardiness: - red - W. Kordes’ Söhne (Germany) climber, climbing rose - Flower size: L (2,75-3,95 in) Flower size: L (2,75-3,95 in) - Height: 7.9-12.5ft (240-380 cm) Height: 7.9-12.5ft (240-380 cm) - Flower fullness: semi-double flowered Amadeus® - Roses in the garden | pharmaROSA® Neonatal - premium silver W. Kordes III

We showcase the external appearance of the roses available for online purchase from our webshop.


Which product type is right for you?


PharmaRosa® NEONATAL is the cost‑effective starting point for rose product production.

As a uniform, own‑rooted propagation material, it provides a stable basis for further growing-on and can be integrated flexibly into different finished product production technologies.
Rooted in trays (rooted), 3–6‑month‑old, own‑rooted rose cutting.
Uniform developmental stage, with a root system that has thoroughly penetrated the plug.
For professional growing‑on.
Tray packaging: 10 pcs/tray.
Quality and varietal identity: production supported by a dedicated identification and traceability logic.
Can be transplanted during frost‑free periods, designed for finished product production.

PharmaRosa® NEONATAL provides a controlled, uniform starting stock for planned growing‑on that can be integrated into your own technology – especially where scheduling and varietal identity are paramount.


PharmaRosa® NEONATAL own-rooted rose propagation material in a plug, with a root system penetrating the plug (semi-finished product / semi-finished rose). PharmaRosa® NEONATAL rose propagation material size: 3–6‑month‑old, own-rooted cutting with a uniform developmental stage. PharmaRosa® NEONATAL rose propagation material root system: plug densely penetrated by well-developed white roots (root system detail). PharmaRosa® NEONATAL tray stock: own-rooted rose propagation material in trays, uniform developmental stage (10 pcs/tray).

Captions (from left to right): Semi-finished product (NEONATAL own-rooted rose propagation material in a plug with a fully developed root system) • Size demonstration (3–6‑month‑old, uniform cutting) • Root system detail (plug penetrated by the root system) • Tray stock (10 pcs/tray, uniform developmental stage)

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Which product type is right for you?

Pages for private customers
Garden roses for the family garden, with minimal care  → ORIGINAL®
Premium garden roses – instant impact, a truly showpiece garden  → EXTRA®
Pages for professionals and private customers
Roses for public spaces – large areas, sustainable maintenance  → NATURAL®
Roses for projects – hedge and row planting, fast implementation  → RAPID®
For professional partners only
Production – propagation material for garden roses, wholesale  → NEONATAL®

Company details

PharmaRosa Ltd.
Company registration number: 01-09-717479
VAT number: 13075314-2-43
Plant health registration no.: HU130721
Bank account (IBAN):
HU85117631891388688400000000
BIC (SWIFT): OTPVHUHB
Bank name: OTP Bank Nyrt.