Knirps®

Groundcover

KORverlandus – Wilhelm Kordes IV; Tim -Hermann Kordes; Margarita Kordes

Intense, saturated deep pink shade with a slightly warm tone. - groundcover rose - very weak, barely perceptible scented rose - discreet, neutral character

– Compact groundcover for small spaces.
– Abundant, very double deep-pink blooms.
– Excellent disease resistance in most climates.
– Good heat and moderate drought tolerance.
– Reliable winter hardiness down to USDA 5a.
– Special feature: Awarded ADR status and multiple international medals for performance in professional plantings.

Project (landscape architecture / mass use)

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 (5846)

KNIRPS® – deep pink groundcover rose – KORverlandus

Groundcover production with KNIRPS® centres on uniform, low, spreading shrubs that quickly knit together into dense, glossy foliage mats, supporting uniformity and fast project coverage in nursery propagation beds and project-directed mass planting. As pharmaROSA® NEONATAL own-root material, these tray-rooted cuttings provide a stable, renewable base for large-scale cropping, aligning with UK nursery networks that must service public-realm schemes where wind and winter exposure are routine, with reliable cold tolerance supporting northern and upland sites. The compact plant height and controlled spread support efficient 1.5–2 L container production and uniform, dense, bush-trained finished plants for edging, beds and parks. Own-root architecture underpins long lifespan, predictable regrowth and low replacement rates in landscape projects, while disease-resistant foliage and low maintenance needs reduce aftercare loads for contractors and maintenance partners. From first rooting to strong finished liners, the development arc typically runs from root establishment in year one, to framework-building shoots in year two, and then full ornamental coverage by year three, supporting dependable scheduling for institutional and wholesale ranges.

Usage options

Target area	Reasoning
Mass groundcover blocks for public-realm schemes	The fast, dense groundcover habit supports the core promise of quick visual coverage and high uniformity in project mass planting. Using 1.5–2 L containers and a uniform, dense, bush-trained release form keeps installation predictable for large schemes and reduces on-site adjustment. Own-root material gives stable, renewable stands with low replacement, well suited to project-driven wholesale supply for landscape contractors.
Edging and front-of-border runs for institutional landscapes	The low, compact height allows clear sightlines along paths and front-of-border runs while still delivering solid colour and foliage texture. Propagation into 1.5–2 L pots produces a consistent edging unit that can be specified repeatedly in institutional planting plans. Own-root vigour and longevity underpin reduced long-term maintenance in schemes where low care and predictable quality are central to public-realm suppliers.
Urban green space planting with constrained maintenance	Strong resistance to key foliar diseases and good self-cleaning support low-maintenance objectives in municipal and housing-association projects. A uniform, dense, bush-trained finished product simplifies planting patterns and reduces gaps in high-footfall areas. Own-root regeneration ensures that, after stress or pruning, stands regain ornamental value without replanting, suiting maintenance-light strategies for project-serving wholesalers.
Heat- and drought-exposed beds in town and retail environments	Good tolerance of heat and moderate drought allows reliable performance in exposed, hard-landscaped beds, provided supplementary watering is available in prolonged dry periods. Growing on in 1.5–2 L containers gives a root volume that bridges establishment in challenging sites. This supports dependable colour blocks in commercial and civic settings where climate resilience is a buying point for urban green-space specifiers.
Container-based colour modules for landscape contractors	The compact spread and small, very double flowers lend themselves to tight, repeatable container spacing and efficient bench use. Finished plants in 1.5–2 L pots can be moved and deployed rapidly on phased projects, with own-root stability lowering risk during holding periods. This suits logistics-driven contractors working through nursery and integrator chains focused on wholesale programmes.
Low, dense planting for parks and play-area peripheries	Dense, mid-green, glossy foliage and moderate prickliness create a visually neat but mildly deterrent edge around play areas or informal paths. Uniform, bush-trained plants give predictable spacing and reduce the need for corrective pruning after establishment. Own-root durability and cold hardiness support long service life in exposed parkland sites, aligning with multi-year framework contracts for parks departments.
Thematic and show-garden groundcover rose collections	The award record and ADR rating make this cultivar suitable as a reference groundcover in thematic or collection plantings. NEONATAL own-root material is well suited to maintenance and renewal of named collections, where cultivar identity and longevity are critical. The compact, reliable habit allows inclusion in curated schemes and demonstration beds for rose-collection specialists.
Large-scale nursery propagation for project stock	Stable growth habit, strong disease resistance and own-root form make this cultivar highly predictable in propagation beds, with homogeneous trays feeding high-volume project mass planting routes. Uniform 1.5–2 L output and bush-trained shaping support tight delivery windows across the UK, including northern regions where winter robustness ensures reliable overwintering performance for integrator nurseries.

Finished-product ideas

Project 2 L groundcover unit – Own-root, bush-trained plants in 1.5–2 L pots built for project mass planting, emphasising fast, uniform coverage and low maintenance – landscape contractor and framework-tender ranges.
Urban resilience bed component – NEONATAL-derived liners grown into robust 1.5–2 L stock for heat- and drought-exposed civic beds, combining disease resistance with reliable groundcover – municipal and highways planting programmes.
Park edging module – Compact, dense plants specified as repeat edging units for parks and play-area perimeters, leveraging the low, spreading habit and own-root longevity – local-authority park and leisure portfolios.
Collection-grade groundcover line – ADR-credentialled, own-root stock positioned as a benchmark deep pink groundcover in thematic or show-garden collections, with uniform form and verified authenticity – specialist rose collections and display gardens.
Container landscape plug-in – Consistent 1.5–2 L container plants acting as plug-in colour modules for phased urban schemes, built on predictable, disease-resistant own-root material – integrator systems and project-serving wholesalers.

Technical cultivar profile

Parameter	Data
Name and registration	Registered as KORverlandus, traded as KNIRPS® Groundcover KORverlandus, in the groundcover rose commercial group; shrub / ground cover rose type positioned for professional project work.
Origin and breeding	Bred in Germany in 1987 by Wilhelm Kordes IV with Tim-Hermann and Margarita Kordes; introduced and distributed by W. Kordes’ Söhne from 1997 for international landscape and nursery use.
Awards and recognition	Holds ADR status (2004) and multiple international awards including Baden-Baden Gold Medal, Adelaide Silver Medal in Australian trials, and Orléans Certificate of Merit for landscape performance.
Growth and structural characteristics	Very low, spreading habit, 25–45 cm high with 40–70 cm spread; dense, mid-green glossy foliage (RHS 137A), moderate prickles and good self-cleaning, giving fast, even ground coverage in beds.
Flower morphology	Small S-sized, very double flowers with over 40 petals, flat and borne in clusters; remontant, with abundant repeat flowering, giving persistent colour across the season in closely spaced plantings.
Colour data and phenology	Deep pink blooms (RHS 57A–57B) open bright then deepen before fading to soft pastel pink; colour holds better in cooler conditions and fades more rapidly in strong sun, while petals fall cleanly.
Fragrance and aroma	Fragrance is very weak and discreet, largely neutral in character; strongly double blooms limit pollen access, so the variety functions primarily as an ornamental groundcover rather than for pollinator value.
Hip characteristics	Limited hip set due to very double flowers; when present, hips are 6–10 mm, spherical, orange-red (RHS 40A), and make little visual impact in typical groundcover or project planting schemes.
Resistance and winter hardiness	Resistant to powdery mildew, black spot and rust; hardy to about –29 to –26 °C (RHS H7, Swedish zone 4, USDA 5a), giving reliable performance in cold-winter regions and exposed project sites.
Horticultural recommendations	Recommended for groundcover, beds, edging, containers, parks and urban green spaces where low maintenance and fast coverage are priorities; ideal in project mass planting using uniform, bush-trained stock.

KNIRPS® Groundcover KORverlandus combines dense, low groundcover, strong disease resistance and reliable hardiness in a predictable own-root format, making it a practical candidate for aligning volumes and schedules on long-term project supply.

Detailed product attributes

Product Identification Data

Product Name: KNIRPS® – deep pink groundcover rose - Kordes & Kordes & Kordes

Product Type: pharmaROSA® NEONATAL - rooted rose cutting

Product Quality: -

Cultivar Authenticity: Verified:11.10.2025

Cultivar Quality Rating: premium silver

Item Number: [1066] 20-958 (14.02.2026) pharmarosaneonatal.co.uk

Name and Registration

Meaning of Cultivar Name: The German word "Knirps" means "little child, dwarf" and refers to the cultivar’s low, compact habit.

Cultivar Synonym: County of Hampshire; Hot Pink Balconia®; Little Chap™

Registered Cultivar Name: KORverlandus

Original Trade Name: Knirps®

Former Name: -

Current Trade Name: Knirps® Groundcover KORverlandus

American Rose Society Approved Exhibition Name: Knirps

Rose Group: Ground cover, Shrub

Commercial Type: groundcover rose

Commercial Group: Ground cover

Exhibition Category: shrub rose; groundcover category

Collection: Groundcover

Origin and Breeding

Initial Distributor: W. Kordes’ Söhne (Germany)

Introduction Year: 1997

Registration Year: 1997

Breeder: Wilhelm Kordes IV; Tim -Hermann Kordes; Margarita Kordes

Breeding Company / Institution: W. Kordes' Söhne (Germany)

Breeding Year: Germany, 1987

Parentage: unknown

Awards and Honours

Global and Lifetime Awards: -

Horticultural Ratings and Recommendations: ADR (2004)

Competition and Show Awards: Baden-Baden – Gold Medal (Gold Medal); Adelaide – Silver Medal, Australian National Rose Trials (1999); Orléans – Certificate of Merit (2001)

Collectors' Recommendations: -

Growth and Structural Characteristics

Height: 0.8-1.5ft (25-45 cm)

Spread: 1.3-2.3ft (40-70 cm)

Growth Habit: spreading

Foliage: The variety's foliage is dense, with glossy leaves of a mid‑green colour (RHS 137A).

Prickliness: moderately thorny

Self-Cleaning Description: Most spent blooms fall off naturally.

Self-Cleaning Intensity: self-cleaning good

Flower Morphology

Petal Count: 40+

Flower Fullness: very double-flowered

Flower Shape: flat

Flower Size: S (0,5-1,5 in)

Inflorescence Type: clustered

Colour Code: ARS code: dp RHS code: 57B (outer), 57A (inner)

Repeat Flowering: Remontant; the second flowering is also abundant.

Colour Data and Phenology

Colour: deep-pink

Flower Colour Description: Intense, saturated deep pink shade with a slightly warm tone.

Closed Bud: Dark, velvety pink with a slight purplish tinge at the tip.

Newly Opened Flower: Bright vibrant pink with a subtly lighter centre.

Full Bloom: Even, deep pink tone; the petal edges are slightly paler.

Before Fading: Fading soft pink with a gentle pastel sheen.

Colour Fading Description: Bright pink at opening, deep pink at full bloom, then fading to a soft pastel pink before the petals fall; it fades faster in strong sunlight and retains its colour better in cool conditions.

Colour Retention Level: medium

Fragrance and Aroma

Fragrance Strength: very weak, barely perceptible scented rose

Fragrance Character: discreet, neutral character

Pollinator Attraction: Its strongly double, small blooms limit access to the stamens, so it attracts few pollinators.

Pollinator-Friendly Rating: Its very double flowers conceal the stamens, making it primarily an ornamental variety.

Soap and Cosmetic Use: -

Hip Characteristics

Maximum Hip Diameter: 6-10 mm

Hip Shape: spherical

Hip Colour: orange-red (RHS 40A)

Hip Comment: Hip formation is limited due to double flowers; the hips are 6–10 mm in diameter, globular, orange-red (RHS 40A).

Resistance and Hardiness

Hardiness (°C): -29–-26 °C

RHS Hardiness Rating: H7

Swedish Hardiness Zone: Zon 4

USDA Hardiness Zone: 5a

Heat and Drought Tolerance Description: Tolerates heat and moderate drought well; requires watering during prolonged drought.

Heat and Drought Tolerance Level: good

Disease Resistance: resistant

powdery mildew – resistant
black spot – resistant
rust – resistant

Horticultural Recommendations

Recommended product path: Project mass planting

Recommended target pot: 1.5–2 L

Release form: Uniform, dense, bush-trained finished product

Recommended use: Maintenance requirement low; suitable for low-maintenance gardens.

Primary Uses: groundcover, flower bed, edging, container, park, urban green space

Comments

Positioning: Project (landscape architecture / mass use)

Target customer/channel: Landscape contractor, project-serving wholesaler / maintenance

Main value proposition: Fast coverage – uniformity

KNIRPS® – deep pink groundcover rose - Kordes & Kordes & Kordes

Intense, saturated deep pink shade with a slightly warm tone. - groundcover rose - very weak, barely perceptible scented rose - discreet, neutral character

The rose webshop. - deep-pink - very weak, barely perceptible scented rose - Knirps® - groundcover rose - (0.8-1.5ft (25-45 cm))

Inflorescence: clustered Height: 0.8-1.5ft (25-45 cm) Flower shape: flat Winter hardiness: 5b deep-pink - W. Kordes’ Söhne (Germany) groundcover rose - Flower size: S (0,5-1,5 in) Flower size: S (0,5-1,5 in) - Height: 0.8-1.5ft (25-45 cm) Height: 0.8-1.5ft (25-45 cm) - Flower fullness: very double-flowered Knirps® - Roses in the garden | pharmaROSA® Neonatal - premium silver Wilhelm Kordes IV; Tim -Hermann Kordes; Margarita Kordes

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

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Information

In what condition do we dispatch the roses from our online shop?

Ask yourself the question: What final product do I want to create from it?

Wholesale of cuttings

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 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)