Bedding rose

53-112-1
53-112-2

Clos Fleuri Blanc

Les Centenaires de Lourdes®

DELblan – Georges Delbard

A pure, dazzling white shade that remains bright and does not yellow even in full sun. - bedding floribunda rose - light, subtly scented rose - delicately sweet fragrance

– Snow‑white double blooms in elegant clusters.
– Bushy, upright shrub for hedges and beds.
Excellent disease resistance in gardens.
– Hardy to about −23 °C, reliable outdoors.
– Light, delicately sweet fragrance in flower.
Special feature: Produces small, bright red hips after flowering, adding subtle autumn interest.
In harmony with nature – Safe in the long term
Clos Fleuri Blanc
pharmaROSA® ORIGINAL 2-litre own-root potted rose
20,10 £
Unfortunately, we are currently unable to ship to the United Kingdom; we only deliver to countries within the European Union. For more information, please contact us!
3.5 (5478)
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Clos Fleuri Blanc – white bedding floribunda rose – Delbard

Elegant and upright, Clos Fleuri Blanc brings a column of pure white flowers to modest family gardens, forming a bushy shrub that works beautifully in classic British mixed borders. Its clusters of cup-shaped blooms open milk‑white and remain bright without yellowing, lending a quietly refined look against glossy dark foliage. Bred for good disease resistance, it suits busy homeowners who want orderly, long‑lasting structure with only light routine care. Own‑root plants settle securely and regenerate well over time, giving stable ornamental value in changing seasons and improving reliability year by year. In British conditions it copes reliably with wet, windy spells by rewarding simple, consistent watering and feeding. Planted once and given room to grow, it will anchor a front‑garden or cottage‑style scheme, gradually achieving its full effect as roots strengthen, shoots thicken and the display becomes truly lasting.


Freshly opened milk-white bloom of Clos Fleuri Blanc.
Clos Fleuri Blanc shows large, double, cup-shaped white blooms in clusters.
Close-up of the moderately thorny stems of Clos Fleuri Blanc.

Usage options

Target areaReasoning
Front garden focal shrub The tall, upright habit to around 130–170 cm creates a clear vertical accent that looks impressive from the street yet stays narrow enough for small front gardens. Its neat, bushy form offers an easy structural anchor for low‑maintenance entrances, ideal for the style‑conscious beginner gardener.
White bedding in small borders Freely produced clusters of double flowers give reliable, season‑long white bedding effect in compact spaces, keeping borders bright without complex planting plans. At 50–70 cm spread, it fills gaps evenly, providing a calm, unified look in narrow side borders for time‑poor home owners.
Low‑care cottage‑style group of 3 Planted in a small group, the bushy, upright growth and repeat flowering create a soft, cottage‑style mass of white without demanding intensive pruning. Own‑root plants gradually thicken into a durable stand, suiting those who want romance in the garden but prefer simple seasonal tasks only.
Around‑the‑house foundation planting Good overall disease resistance and modest maintenance needs make it suitable along drives and house walls where spraying and frequent intervention are impractical. Its structured outline and glossy foliage stay presentable with basic feeding and watering, reassuring busy family‑home residents.
Mixed border with darker shrubs The pure white, non‑yellowing blooms contrast beautifully with dark evergreens such as Lonicera or Ceanothus, giving a luminous effect in classic mixed borders. Its medium height bridges low perennials and taller shrubs, offering an easy design solution for visually minded but inexperienced garden owners.
Narrow hedge or loose row At recommended 50–60 cm spacing, the upright habit forms a light, informal hedge that marks boundaries without feeling heavy. Repeat flowering adds seasonal interest while own‑root durability ensures long service life, appealing to those wanting a tidy edge with minimal hedge‑cutting duties.
Raised beds on heavy clay In British gardens with heavier soils, it performs particularly well when planted into raised or improved beds that shed excess rain, helping roots establish securely and reducing waterlogging risk. This makes dependable flowering more achievable for novice gardeners coping with difficult local conditions.
Large decorative containers (40–50 L+) In sizeable pots of at least 40–50 litres, its upright, bushy growth gives height and long‑season colour on patios or by doors. Own‑root resilience supports recovery after occasional drought or pruning errors, building confidence for balcony or courtyard users new to caring for potted roses.

Styling ideas

  • COTTAGE TRIO – Plant three Clos Fleuri Blanc in a loose triangle with airy perennials like Knautia ‘Red Knight’ for a red‑and‑white cottage feel – for romantically minded beginners wanting easy charm.
  • WHITE RIBBON – Line a front path with evenly spaced plants to create a narrow, blooming white corridor – for homeowners seeking a simple, formal look without complex maintenance.
  • EVENING GLOW – Combine with dark green Lonicera nitida and soft grasses so the white flowers catch evening light – for urban gardeners wanting impact after work with minimal effort.
  • STRUCTURED CORNER – Use a single shrub at a patio or driveway corner as a vertical accent, underplanted with low groundcovers – for those who prefer clear shapes and straightforward pruning.
  • CONTAINER FEATURE – Grow one plant in a 50‑litre tub with trailing seasonal annuals for doorstep brightness – for balcony and terrace users wanting a long‑lived, easy focal point.

Technical cultivar profile
PropertyData
Name and registration Floribunda shrub rose, commercial bed rose; registered as DELblan, marketed as Clos Fleuri Blanc Les Centenaires de Lourdes DELblan; name means “white flowering garden”.
Origin and breeding Bred by Georges Delbard in France in 1988, registered 2010 and introduced after 2010 by Pépinières et Roseraies Georges Delbard / Georges Delbard SA as a modern bedding floribunda.
Growth and structural characteristics Medium‑tall, bushy, upright shrub reaching about 130–170 cm high and 50–70 cm wide, with moderately thorny shoots, sparse but glossy dark green foliage, suitable for beds, borders and low hedging.
Flower morphology Large, double, cup‑shaped blooms, 26–39 petals, produced mainly in clusters; remontant habit with a similarly abundant second flush, giving a long decorative season in suitable garden conditions.
Colour data and phenology Buds open pale greenish‑white to milk‑white; full bloom pure snow‑white with pearly creamy edges, remaining bright without yellowing, though tones soften slightly as flowers age in sun.
Fragrance and aroma Light, delicately sweet fragrance; pleasantly scented at close range without dominating nearby seating areas, making it suitable for entrances and windows where subtle scent is preferred.
Hip characteristics After flowering it may produce small, ellipsoidal bright red hips around 5–7 mm across; hips are mainly ornamental and not usually a primary feature of this floribunda rose.
Resistance and winter hardiness Rated H7, hardy to about –23 to –21 °C (USDA 6a); good resistance to powdery mildew, black spot and rust, with average heat and drought tolerance and need for watering in prolonged dry spells.
Horticultural recommendations Prefers sunny sites; low maintenance with basic feeding and deadheading; recommended spacing 50–60 cm in groups, around 2.8–3.2 plants/m² for mass or hedge planting in ordinary garden soils.

Clos Fleuri Blanc offers upright structure, bright white repeat flowering and long‑term own‑root durability, making it a dependable choice for those wishing to establish an elegant, low‑effort rose presence in the garden.

Detailed product attributes

Product Identification Data

Product Name: CLOS FLEURI BLANC – white bedding floribunda rose - Delbard
Product Type: pharmaROSA® ORIGINAL - 2-litre own-root potted rose
Cultivar Authenticity: Verified:22.05.2025
Cultivar Quality Rating: premium bronze
Item Number: [938] 53-112 (14.02.2026) pharmarosa.co.uk

Name and Registration

Meaning of Cultivar Name: The French expression "Clos Fleuri Blanc" means "white flowering garden".
Cultivar Synonym: Centenaire de Lourdes Blanc
Original Trade Name: Centenaire de Lourdes Blanc®
Current Trade Name: Clos Fleuri Blanc Les Centenaires de Lourdes® DELblan
Rose Group: Floribunda
Commercial Type: bedding floribunda rose
Commercial Group: Bed rose
Exhibition Category: shrub rose
Collection: Les Centenaires de Lourdes®

Origin and Breeding

Initial Distributor: Georges Delbard SA (France)
Introduction Year: after 2010
Breeder: Georges Delbard
Breeding Company / Institution: Pépinières et Roseraies Georges Delbard (France)
Breeding Year: France, 1988
Parentage: unknown

Growth and Structural Characteristics

Height: 4.3-5.6ft (130-170 cm)
Spread: 1.6-2.3ft (50-70 cm)
Growth Habit: bushy, upright
Foliage: The variety has sparse foliage. Its leaves have a glossy surface and a dark green colour.
Prickliness: moderately thorny
Self-Cleaning Description: No information on self-cleaning.
Self-Cleaning Intensity: No data available on self-cleaning strength.

Flower Morphology

Petal Count: 26-39
Flower Fullness: double-flowered
Flower Size: L (2,75-3,95 in)
Inflorescence Type: cluster-flowered
Colour Code: ARS code: DE RHS code: 155C (outer), 155D (inner)
Repeat Flowering: Remontant, with a similarly abundant second flowering.

Colour Data and Phenology

Colour: white
Flower Colour Description: A pure, dazzling white shade that remains bright and does not yellow even in full sun.
Closed Bud: Pale greenish-white bud with a faint creamy coating at the tips.
Newly Opened Flower: Milk-white inner petals, the outer calyx exhibits a slight greenish tint.
Full Bloom: Uniform snow-white disc, translucent, with glossy, shimmering petal edges.
Before Fading: It fades to pearly white, with creamy tones appearing at the edges.
Colour Fading Description: During opening the greenish‑white bud develops into a pure snow‑white and, before fading, only lightens to a pearly white with a slightly creamy edge, without yellowing.

Fragrance and Aroma

Fragrance Strength: light, subtly scented rose
Fragrance Character: delicately sweet fragrance
Pollinator Attraction: Double, 26–39-petalled flowers, whose fully double form limits stamen accessibility, attract pollinators only to a limited extent.
Pollinator-Friendly Rating: The descriptions do not explicitly mention it as pollinator-friendly.

Hip Characteristics

Hip Shape: ellipsoidal
Hip Colour: bright red
Hip Comment: Because of its double blooms it produces rather small, occasionally 5–7 mm in diameter, ellipsoid-shaped, bright red rose hips.

Resistance and Hardiness

Hardiness (°C): -23–-21 °C
Heat and Drought Tolerance Description: Average heat and drought tolerance; requires irrigation during prolonged drought.
Disease Resistance: resistant
  • powdery mildew – resistant
  • black spot – resistant
  • rust – resistant

Horticultural Recommendations

Recommended Planting Distance: for mass planting 60 cm, for hedging 50 cm, as a solitary specimen 100 cm
Planting Density: in square planting 2,8 plants/m², in hexagonal arrangement 3,2 plants/m²
Partial Shade Tolerance: Better suited to a sunny position
Maintenance Requirement: Maintenance requirement low; good disease resistance, generally requires little intervention.
Primary Uses: no data

Comments

Strengths: In harmony with nature – Safe in the long term
Companion Plants: Lonicera nitida 'Maigrün' - groundcover honeysuckle Knautia macedonica 'Red Knight' - Macedonian scabious Ceanothus thyrsiflorus - Californian lilac
Comment: -
CLOS FLEURI BLANC – white bedding floribunda rose - Delbard
A pure, dazzling white shade that remains bright and does not yellow even in full sun. - bedding floribunda rose - light, subtly scented rose - delicately sweet fragrance
Online rose order - white - bedding floribunda rose - Clos Fleuri Blanc - (4.3-5.6ft (130-170 cm))
Inflorescence: cluster-flowered Height: 4.3-5.6ft (130-170 cm) Flower shape: cup Winter hardiness: 6b white - Georges Delbard SA (France) bedding floribunda rose - Flower size: !- Flower size: !- - Height: 4.3-5.6ft (130-170 cm) Height: 4.3-5.6ft (130-170 cm) - Flower fullness: double-flowered Clos Fleuri Blanc - Roses in the garden | pharmaROSA® Original - premium bronze Georges Delbard

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


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Information

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Let us ask ourselves the question: What would I like to use the rose for?
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Care guide

Our product is a rose grown with pharmaROSA®’s unique cultivation technology!

2-litre, own-root, potted rose.
With a shoot system appropriate to the season.
With a root system that thoroughly permeates the growing medium.
Quality compliant with the requirements of the E.N.A. (European Nurserystock Association).
Supplied in unique packaging that prevents damage.
Can be planted during frost-free periods.
True-to-variety rose bush with a unique identifier.

The pharmaROSA® own-root potted rose is a well-rooted plant that supports reliable establishment when planted and cared for properly, so it can be planted whenever the soil is not frozen.


Crop overview: several varieties and growth stages in a short crop section.
Shoot system: intensive growth of fresh basal shoots on a young plant.
Root system: demonstration of a vigorous root system permeating the growing medium, by removing the pot.
Balance: mature plant with root system and shoots in harmony with each other.

Information about the videos
The video series is not a “seasonal showcase”; it illustrates the essence of pharmaROSA® own-root cultivation in a tangible way: how the plant is built up, what the root system is like and how the shoot system regenerates. The recordings were therefore made at different times and with plants at various stages of development, so mixed foliage levels and differing stages of growth may appear in the videos. They are not a ‘sample’ of the batch dispatched, but a visual explanation of how the technology works. The current condition of the rose available to order — typical for the given period and similar to what you can expect to receive in the parcel — is shown in the upper part of the product page.

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Product types

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.