Hybrid tea rose

52-649-1
52-649-2

Mamy Blue™

Grands Parfums

DELblue – Georges Delbard

Deep, rich purple base colour with a subtle bluish‑violet iridescence. - hybrid tea rose - very strong, garden-filling scented rose - deeply sweet, violet-honey

– Very strong, garden-filling violet-honey scent
– Large, high-centred blooms for cutting
– Unusual deep purple with bluish iridescence
– Reliable remontant with abundant second flush
– Compact, upright habit suits beds and specimens
Special feature: Award-winning fragrance honoured in New Zealand.
Living, vibrant garden – Thoughtfully curated selection
Mamy Blue™
darinaROSE® ORIGINAL 2-litre own-root potted rose
23,10 £
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!
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MAMY BLUE™ – violet-purple hybrid tea rose – Delbard

With its velvety purple-lilac blooms and deeply sweet, violet-honey fragrance, Mamy Blue™ brings a sense of romance and afternoon-tea charm to even an average-sized family garden. This hybrid tea forms a neat, upright structure ideal for a focal point by a seating area or garden path, where a handful of long-stemmed flowers can be cut for indoor vases without spoiling the overall display. The premium own-root plant establishes steadily, promising reliable longevity and the ability to regenerate from its own wood after harder winters, so the bush keeps its ornamental balance year after year. In coastal or wind-exposed plots it remains reassuringly anchored, while regular summer deadheading encourages repeat flowering and helps maintain healthy, glossy foliage. Within three seasons you will see it progress from rooting in, to building strong shoots, to delivering its full storybook impact of richly coloured, perfumed blooms.


Usage options

Target area Reasoning
Feature rose by a seating area or patio Planted near a bench or terrace, Mamy Blue™ becomes a compact, upright focal point whose long, elegant stems carry large, high‑centred blooms at nose height. The very strong, garden‑filling perfume is most appreciated where you sit and linger, creating a cosy, afternoon‑tea ambience without needing a large planting scheme – perfect for the scent‑loving homeowner.
Romantic cottage-style border Its deep purple‑lilac flowers with a soft bluish veil give classic cottage borders a richer, more unusual colour note among pinks, creams and blues. The bushy habit fits easily between perennials and low shrubs, and repeat flowering through the season means there is always a dash of storybook charm above lower planting – ideal for the romantic cottage‑garden enthusiast.
Cut-flower corner in a family garden Originally bred as an exhibition hybrid tea, this variety produces long, straight stems with solitary, high‑centred blooms that look superb in vases. Planting a small group allows regular cutting for the house while the shrubs continue to set new buds, giving dependable, florist‑style stems from a modest patch – appealing to the casual but style‑conscious flower‑arranging gardener.
Own-root specimen for long-term planting Supplied on its own roots, Mamy Blue™ develops into a stable, self‑renewing shrub with no risk of rootstock shoots or variety loss over time. If winter damage ever occurs, it can regrow true to type from below soil level, supporting a long planting life and consistent appearance – reassuring for the long‑term‑planning garden owner.
Small front garden or narrow bed With a mature height of about 75–105 cm and a spread of 50–70 cm, the plant offers clear vertical presence without overwhelming limited space. Its upright silhouette, moderately dense foliage and vivid blooms read well from the pavement, giving a welcoming, traditional look even in smaller front gardens – suited to the space‑aware urban resident.
Roses under an arbour or beside an arch Positioned near an arbour or along the line of a simple metal arch, this variety contributes intense fragrance and rich colour at eye level while remaining easy to reach for deadheading and care. The structured habit forms a tidy underplanting that frames the entrance to a seating nook and enhances that cosy, storybook mood – attractive to the afternoon‑tea‑loving garden planner.
Raised beds or improved clay borders In British gardens with heavier soils, this shrub responds well to planting in raised beds or well‑drained borders, where its root system can anchor firmly while avoiding waterlogging. In such positions it forms a robust, upright bush that copes reliably with blustery conditions and typical mixed weather – convenient for the busy but quality‑conscious garden keeper.
Large containers on terrace or balcony When given a generous container of at least 40–50 litres with quality compost, Mamy Blue™ forms a well‑rooted, upright plant that flowers repeatedly at close quarters, perfect for balconies or patios. Regular watering and feeding reward you with richly perfumed, velvety blooms at arm’s reach – an excellent choice for the low‑maintenance‑minded container‑garden beginner.

Styling ideas

  • Tea‑table elegance – Position Mamy Blue™ beside a small bistro set, adding lavender and white campanulas around its base for a soft, traditional afternoon‑tea feel – ideal for scent‑focused romantics.
  • Cottage ribbon – Thread a short row along a path with pink foxgloves and white dianthus, using its upright habit as a repeating accent – perfect for lovers of classic cottage borders.
  • Cutting corner – Group three plants in a sunny square with astrantia and airy grasses, so you can cut long‑stemmed blooms while the bed still looks full – suited to home florists.
  • Porch welcome – Grow one plant in a 50‑litre tub by the front door, underplanted with trailing ivy and pale violas to contrast with the purple flowers – appealing to style‑conscious doorstep decorators.
  • Arbour vignette – Flank a wooden arbour with Mamy Blue™ and a soft pink Clematis montana, creating a cosy, storybook nook framed by colour and perfume – ideal for evening readers in the garden.

Technical cultivar profile
Parameter Data
Name and registration Hybrid tea rose, registered as DELblue, marketed as Mamy Blue™ in the Grands Parfums collection; ARS exhibition name Mamy Blue, premium own‑root container form for gardens.
Origin and breeding Bred by Georges Delbard, France, from complex hybrid tea parentage including Holstein, Bayadère, Prélude and Saint‑Exupéry; bred 1983, registered 1984, introduced to commerce in 1991.
Awards and recognition Recipient of a fragrance award in New Zealand in 1997, recognising the variety’s particularly intense, garden‑filling perfume in comparative trials, especially when grown under warm, sunny conditions.
Growth and structural characteristics Upright, bushy shrub reaching around 75–105 cm high and 50–70 cm wide, with moderately dense, dark glossy foliage and moderate prickles; best effect as specimen, group or low hedge.
Flower morphology Large, double, high‑centred hybrid tea flowers with 26–39 petals on mainly solitary stems; repeat flowering with an abundant second flush in summer; weak self‑cleaning so deadheading is recommended.
Colour data and phenology Rich purple‑lilac blooms with bluish‑violet iridescence; buds dark purplish‑red, later cycling from vivid magenta‑violet to deep crimson‑purple, then fading toward lilac‑mauve with a silvery, bluish shimmer in strong sun.
Fragrance and aroma Very strong, garden‑filling perfume with a deeply sweet, violet‑honey character; best appreciated near paths or seating, and particularly notable on warm, still evenings when the scent lingers in the air.
Hip characteristics Rose‑hip set is generally low; when present, produces small, spherical orange‑red hips about 10–14 mm across, which add a discreet seasonal interest without significantly affecting flowering performance.
Resistance and winter hardiness Hardy to around −23 to −21 °C (RHS H7, Swedish zone 3, USDA 6a); moderate heat tolerance but dislikes prolonged drought; needs regular fungicidal protection against mildew, black spot and especially rust.
Horticultural recommendations Suited to sunny beds, low hedges and cutting patches; allow 50–90 cm spacing; enrich soil and ensure drainage; water consistently, deadhead and protect foliage routinely for best display in home gardens.

Mamy Blue™ offers richly scented purple blooms, elegant cut‑flower stems and a stable own‑root habit for long‑term planting in family gardens, making it a cultured choice if you seek lasting romance from a single rose.

Detailed product attributes

Product Identification Data

Product Name: MAMY BLUE™ – violet-purple hybrid tea rose - Delbard
Product Type: darinaROSE® ORIGINAL - 2-litre own-root potted rose
Cultivar Authenticity: Verified:23.05.2025
Cultivar Quality Rating: premium silver
Item Number: [231] 52-649 (14.02.2026) darinarose.co.uk

Name and Registration

Meaning of Cultivar Name: The name 'Mamy Blue' is a playful designation referring to the 1970s hit of the same name, where 'Mamy' denotes the grandmother and 'Blue' evokes the bluish‑purple flower colour.
Original Trade Name: Mamy Blue™
Current Trade Name: Mamy Blue™ Grands Parfums DELblue
Rose Group: Hybrid Tea
Commercial Type: hybrid tea rose
Commercial Group: Hybrid tea rose
Exhibition Category: cut flower; exhibition tea hybrid
Collection: Grands Parfums

Origin and Breeding

Breeder: Georges Delbard
Breeding Company / Institution: Delbard (France)
Breeding Year: France, 1983
Parentage: { [Holstein × Bayadère] × [Prélude × Saint -Exupéry] } × unknown pollen parent

Growth and Structural Characteristics

Height: 2.5-3.4ft (75-105 cm)
Spread: 1.6-2.3ft (50-70 cm)
Growth Habit: upright, bushy
Foliage: The variety has moderately dense foliage. The leaves are glossy and dark green in colour.
Prickliness: moderately thorny
Self-Cleaning Description: Spent blooms often remain on the plant and will require deadheading.
Self-Cleaning Intensity: Self-cleaning: weak.

Flower Morphology

Petal Count: 26-39
Flower Fullness: double flowered
Flower Shape: high-centred, pointed-budded (cut-rose type)
Flower Size: L (2,75-3,95 in)
Inflorescence Type: solitary
Colour Code: ARS code: m RHS code: 77A (outer), 79B (inner)
Repeat Flowering: Remontant, with an abundant second flush.

Colour Data and Phenology

Colour: purple-lilac
Flower Colour Description: Deep, rich purple base colour with a subtle bluish‑violet iridescence.
Closed Bud: Dark purplish-red, velvety in texture, with a slight bluish hue.
Newly Opened Flower: Vivid cyclamen‑magenta tone with bluish‑violet reflections on the petal edges.
Full Bloom: Deep crimson‑purple with a bluish veil in the centre, the inner petals slightly darker.
Before Fading: Fades to a pale lilac-pink with silvery bluish shimmer.
Colour Fading Description: Under intense sunlight and heat it may lighten to a lilac-mauve.

Fragrance and Aroma

Fragrance Strength: very strong, garden-filling scented rose
Fragrance Character: deeply sweet, violet-honey
Pollinator Attraction: Its strongly double flower form and reduced accessibility of the stamens mean it attracts pollinators poorly.
Pollinator-Friendly Rating: The double flowers partially cover the stamens, so its pollinator-friendliness is limited; it is primarily an ornamental variety.

Hip Characteristics

Hip Shape: spherical
Hip Colour: orange-red
Hip Comment: Rose-hip production is expected to be low; occasionally produces spherical, orange-red hips 10–14 mm in diameter.

Resistance and Hardiness

Hardiness (°C): -23–-21 °C
Heat and Drought Tolerance Description: Tolerates heat but has limited tolerance of prolonged drought.
Disease Resistance: susceptible
  • powdery mildew – moderate
  • black spot – moderate
  • rust – very susceptible

Horticultural Recommendations

Recommended Planting Distance: for mass planting 60 cm, for hedging 50 cm, as a specimen 90 cm
Planting Density: in square planting 2,8 plants/m², in hexagonal arrangement 3,2 plants/m²
Partial Shade Tolerance: Best in a sunny position
Maintenance Requirement: Maintenance requirement high; regular plant protection is necessary due to susceptibility to diseases.
Primary Uses: flower bed, cut flower, specimen plant

Comments

Strengths: Living, vibrant garden – Thoughtfully curated selection
Companion Plants: Ajuga reptans - creeping bugle
Parthenocissus tricuspidata - Japanese creeper
Clematis montana 'Elizabeth' - clematis
Comment: -
MAMY BLUE™ – violet-purple hybrid tea rose - Delbard
Deep, rich purple base colour with a subtle bluish‑violet iridescence. - hybrid tea rose - very strong, garden-filling scented rose - deeply sweet, violet-honey
Online rose order - hybrid tea rose - Mamy Blue™ - purple-lilac - (2.5-3.4ft (75-105 cm))
Inflorescence: solitary Height: 2.5-3.4ft (75-105 cm) Flower shape: high-centred, pointed-budded (cut-rose type) Winter hardiness: 6b purple-lilac - - hybrid tea rose - Flower size: L (2,75-3,95 in) Flower size: L (2,75-3,95 in) - Height: 2.5-3.4ft (75-105 cm) Height: 2.5-3.4ft (75-105 cm) - Flower fullness: double flowered Mamy Blue™ - Roses in the garden | darinaROSE® Original - premium silver 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 do I want to use the rose for?
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Care guide

Our product is a rose grown using the unique PharmaRosa® cultivation technology!

2-litre, own-root, potted rose.
With a shoot system appropriate to the season.
With a root system that permeates the growing medium.
Quality in line with the requirements of the E.N.A. (European Nurserystock Association).
In unique packaging designed to prevent damage.
Can be planted at any time during frost-free periods.
True-to-variety rose plant with a unique identifier.

The own-root, potted PharmaRosa® rose is a fully rooted plant that guarantees reliable establishment for you, so it can be planted at any time of the year during frost-free periods.


Crop: several varieties and several stages of development in a short crop section.
Shoot system: intensive growth of fresh basal shoots on a young plant.
Root system: presentation of the strong root system permeating the growing medium, with the pot removed.
Balance: mature plant where the development of the root system and the shoot system is in harmony.

Information about the videos
This video series is not a “seasonal showcase”, but a way of making the essence of own-root PharmaRosa® cultivation tangible: how the plant is structured, what the root system is like, and how the shoot system renews itself. The footage was therefore recorded at different times, showing plants at various stages of development, so mixed leaf cover or differing levels of development may appear in the videos. This is not a “sample” of the consignment delivered, but an illustration of how the technology works. The current condition of the rose You are purchasing, characteristic of the given period (the state in which You can expect to receive it 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.