Botanical Rose

52-769-1
52-769-2

Glauca Carmenetta

Botanical rose

- – Isabella Preston

Clear, medium-light mauve-toned pink. A subtle lilac cast gives a cool overall effect. - park rose - mild, restrained-scented rose - soft, elegant character

– Tall, elegant shrub for hedges and parks
– Cool mauve-pink flowers with lilac hint
– Exceptionally hardy to about −40 °C
– Urban-tolerant, thrives in tougher sites
– Self-cleaning blooms, minimal deadheading
Special feature: Historic 1923 Isabella Preston hybrid for distinctive, grey‑green foliage contrast.
Careful packaging – Ongoing garden development
Glauca Carmenetta
pharmaROSA® ORIGINAL 2-litre own-root potted rose
19,40 €
Out of stock. In cultivation. Temporarily unavailable.
3 (3367)
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GLAUCA CARMENETTA – mauve-pink park rose – Preston

If You are looking for a dependable shrub rose that simply settles in and grows, Carmenetta offers natural charm with very little fuss. This tall, bushy botanical rose forms an airy, arching structure that gives Your garden an instant sense of character, while its single mauve-pink blooms bring a soft, cottage feel in early summer. Once planted, the own-root shrub develops a deep, resilient rootstock, adapting well even where soils are heavier and drainage needs a little extra thought in Ireland’s wetter months. Over time the matt grey-green foliage creates a calm backdrop for neighbouring perennials, and the self-cleaning flowers mean You spend less time deadheading and more time enjoying the display. After flowering, occasional dark red hips add a gentle seasonal highlight that blends beautifully with informal hedges and wildlife-friendly corners. In the first year it concentrates on roots, in the second on stronger shoot growth, and by the third season You can expect its full, relaxed ornamental presence in the garden.


Freshly opened soft mauve-pink bloom of Carmenetta.
Carmenetta showing its single-flowered bloom form and open centre.
Close-up of the moderately thorny stems of Glauca Carmenetta.

Use cases

Target area Reason
Front garden feature shrub The tall, arching habit and mauve-pink flowers create an immediate focal point beside a path or doorway without needing intricate pruning; it gradually fills its space and suits busy homeowners seeking an easy, welcoming entrance planting for the family
Informal hedge or boundary Planted at hedge spacing, it forms a loose, bushy screen with moderate prickles and attractive grey-green foliage, giving structure and privacy while remaining relatively low maintenance, ideal for defining the edge of a family garden for beginners
Urban garden and streetside planting Well suited to drier, nutrient-poor, semi-shaded urban spots with adequate airflow, it copes reliably with city conditions and needs only basic care, reassuring if You want greenery that works along a pavement or small front plot for urbanites
Low-effort cottage-style border The simple, single flowers and soft colour sit beautifully among perennials and grasses, creating a relaxed cottage look; self-cleaning blooms reduce deadheading so You can maintain a romantic style without constant gardening tasks for busy
Wildlife-friendly corner with hips After flowering, occasional dark red hips appear on the arching stems, extending seasonal interest and offering gentle wildlife value; this suits gardeners who like a natural, slightly wilder corner that still looks intentional and cared-for for nature
Specimen shrub in a lawn or gravel As a single specimen it develops into a tall, graceful shrub that anchors a small lawn or gravel area, giving year-round structure with minimal shaping, ideal if You want one reliable rose to organise the whole space visually for homeowners
Mixed shrub and perennial bed Its matt grey-green foliage and once-flowering habit make it a strong backdrop for hydrangeas, euphorbias or ornamental alliums, adding height without dominating; this creates layered interest in average-size family beds with straightforward seasonal care for gardeners
Coastal or exposed-edge planting Once established, its sturdy shrub frame and adaptable roots help it cope in more exposed positions where wind and wet spells can challenge other roses, making it a steady choice for slightly open, breezy Irish plots and coastal fringes for confidence

Decorating ideas

  • Cottage Hedge Line – Plant a loose row along a drive with foxgloves and hardy geraniums weaving between the shrubs for a soft cottage boundary – ideal for families wanting charm without formal clipping
  • Mauve Summer Drift – Combine in a mixed bed with Allium aflatunense and lavender for layered mauve and lilac tones that bridge late spring into summer – perfect for colour-loving beginners
  • Urban Front Accent – Use a single shrub by the gate underplanted with low grasses and thyme to green a narrow city frontage – great for urbanites seeking impact with little upkeep
  • Wild Corner Frame – Let it arch at the back of a wildlife patch with cow parsley and meadow-style perennials, allowing the occasional hips to shine in autumn – suited to nature-friendly gardeners
  • Grey-Green Backdrop Bed – Set behind hydrangeas, cypress spurge and white roses so its matt foliage and early flowers frame later summer displays – appealing to those planning long-season interest

Technical cultivar profile
Property Data
Name and registration Trade name Glauca Carmenetta – Botanical rose – Preston; shrub/park rose in the Botanical rose collection. Also known as Carmenetta in exhibition use; unregistered cultivar with verified authenticity for garden planting.
Origin and breeding Bred by Isabella Preston at the Central Experimental Farm, Agriculture Canada. Introduced in 1923 in Canada, from the cross Rosa glauca × Rosa rugosa, combining species resilience with ornamental value.
Growth and structure Tall, bushy shrub with upright, arching branches, 240–360 cm high and 160–260 cm wide. Moderately dense, matt grey-green foliage and moderate prickles; forms a substantial, natural-looking framework over several years.
Flower morphology Single, flat blooms in mauve-pink clusters, 5–12 petals, small flower size. Non-remontant, producing one main flowering flush. Flowers are self-cleaning, so spent petals drop cleanly, leaving occasional decorative hips.
Colour and phenology Clear medium-light mauve-pink with a soft lilac cast. Buds deep mauve-pink, opening to softer tones that gradually fade to pastel pinkish-lilac, especially in strong sun. Main display in early summer on established wood.
Fragrance and aroma Mild, restrained fragrance with a soft, elegant character. Not a strong perfume rose, but adds a gentle scented note close up, especially appreciated along paths or near seating where the shrubs can be approached.
Rose hip characteristics Sparse but noticeable hips; occasionally forms spherical, dark red fruits 12–18 mm across. Hips follow the once-a-year flowering, adding subtle late-season interest on the arching branches in autumn.
Resistance and hardiness Very hardy shrub rose, tolerating approximately -40 to -37 °C (RHS H7, USDA 3a, Swedish zone 6). Moderate overall disease resistance; may be susceptible to black spot in poorly ventilated, damp shade, so choose an airy site.
Horticultural recommendations Suitable for parks, hedges, specimens and urban green spaces. Plant in sun or light shade with reasonable drainage. Space 190–300 cm depending on use. Own-root plants establish steadily; water during prolonged drought and avoid cramped, poorly aerated positions.

GLAUCA CARMENETTA gives You a tall, natural-looking shrub with soft mauve-pink flowers, modest maintenance needs and long-lived own-root reliability; a sound choice if You want a single rose to structure the garden calmly.

Detailed product attributes

Product Identification Data

Product Name: GLAUCA CARMENETTA – mauve-pink park rose - Preston
Product Type: pharmaROSA® ORIGINAL - 2-litre own-root potted rose
Cultivar Authenticity: Verified:25.08.2025
Cultivar Merit Rating: premium gold
Item Number: [1055] 52-769 (14.02.2026) pharmarosa.ie

Name and Registration

Cultivar Name Meaning: The name is the diminutive form of a female given name.
Synonym Name: Rosa glauca ‘Carmenetta’; Rosa rubrifolia ‘Carmenetta’; Rosa × rubrosa ‘Carmenetta’
Trade Name: Glauca Carmenetta Botanical rose Preston
Rose Group: Shrub
Commercial Type: park rose
Commercial Group: Botanical rose
Exhibition Category: shrub rose
Collection: Botanical rose

Origin and Breeding

Initial Distributor: Agriculture Canada – Central Experimental Farm (Canada)
Registration Year: unregistered cultivar
Breeder: Isabella Preston
Breeding Company / Institution: Central Experimental Farm (Agriculture Canada)
Breeding Year: Canada, 1923
Parentage: Rosa glauca × Rosa rugosa

Growth and Structural Characteristics

Height: 7.9-11.8ft (240-360 cm)
Spread: 5.2-8.5ft (160-260 cm)
Growth Habit: bushy (with upright, arching branches)
Foliage: The variety has moderately dense foliage, with matt grey‑green leaves.
Prickliness: moderately thorny
Self-Cleaning Description: Spent petals generally fall off by themselves; the hips remain.
Self-Cleaning Intensity: self-cleaning: good

Flower Morphology

Petal Count: 5–12
Flower Fullness: single-flowered
Flower Form: flat
Flower Size: S (0,5-1,5 in)
Inflorescence Type: cluster-flowered
Colour Code: ARS code: m RHS code: 73C, 73D
Repeat Flowering: Non-remontant, blooms once.

Colour Data and Phenology

Colour: mauve-pink
Flower Colour: Clear, medium-light mauve-toned pink. A subtle lilac cast gives a cool overall effect.
Closed Bud: Deep mauve-pink with a slightly lilac sheen.
Freshly Opened Flower: Soft mauve-pink petals, the centre a paler shade.
Full Bloom: Even medium-toned mauve pink, with the petal base slightly lighter.
Pre-Fading Flower: Fading pinkish‑purple, pastel, with a softly mellowing tone.
Colour Fading Description: As it opens, the mid‑tone mallow pink gradually fades to a pastel, pinkish‑lilac shade; in strong sunlight it lightens more quickly.

Fragrance and Aroma

Fragrance Strength: mild, restrained-scented rose
Fragrance Character: soft, elegant character
Pollinator Attraction: The simple (5–12‑petalled) flower form offers limited attraction to pollinators, as the exposed stamens provide only partial accessibility for effective foraging.
Pollinator-Friendly Rating: Moderately pollinator-friendly

Rose Hip Characteristics

Rose Hip Shape: spherical
Rose Hip Colour: dark red
Rose Hip Notes: Rose-hip formation is expected to be sparse; occasionally it produces spherical, dark red hips 12–18 mm in diameter.

Resistance and Hardiness

Hardiness (°C): -40–-37 °C
Heat and Drought Tolerance Description: Tolerates heat and moderate drought well, but requires irrigation during prolonged drought.
Disease Resistance: moderate
  • powdery mildew – moderate
  • black spot – susceptible
  • rust – moderate

Horticultural Recommendations

Recommended Spacing: for mass planting 200 cm, for hedging 190 cm, as a specimen 300 cm
Planting Density: in square planting 0,3 plants/m², in hexagonal arrangement 0,3 plants/m²
Partial Shade Tolerance: suitable for partial shade
Maintenance Requirements: Maintenance requirement medium; in poor locations (shaded, poorly ventilated, damp) it may require attention.
Key Uses: park, specimen, hedge, ornamental fruit, urban green space

Notes

Strengths: Careful packaging – Ongoing garden development
Companion Plants: Euphorbia cyparissias 'Fens Ruby' - cypress spurge Lantan acamara - common lantana Allium aflatunense - ornamental allium
Note: Urban-tolerant - performs well in drier; nutrient-poor; semi‑shaded urban gardens, provided air circulation is adequate.
GLAUCA CARMENETTA – mauve-pink park rose - Preston
Clear, medium-light mauve-toned pink. A subtle lilac cast gives a cool overall effect. - park rose - mild, restrained-scented rose - soft, elegant character
Rose Shopping Online - mauve-pink - park rose - Glauca Carmenetta - (7.9-11.8ft (240-360 cm))
Inflorescence: cluster-flowered Height: 7.9-11.8ft (240-360 cm) Flower shape: flat Winter hardiness: 6b mauve-pink - Agriculture Canada – Central Experimental Farm (Canada) park rose - Flower size: S (0,5-1,5 in) Flower size: S (0,5-1,5 in) - Height: 7.9-11.8ft (240-360 cm) Height: 7.9-11.8ft (240-360 cm) - Flower fullness: single-flowered Glauca Carmenetta - Roses in the garden | pharmaROSA® Original - premium gold Isabella Preston

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


Which product type is right for you?


Information

In what condition do we send the rose from our online webshop?

Let us ask ourselves the question. What would I like to use the rose for?
Flower? - Location? - Screening? - Fragrance? - Height? - Breeder? - Rose hip?

Rose purchasing information
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Care guide

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

2 litre, own-root, potted rose.
With shoots appropriate to the season.
With roots thoroughly interwoven through the growing medium.
Quality in line with the requirements of the E.N.A. (European Nurserystock Association).
In unique packaging that prevents damage.
Can be planted during frost-free periods.
True-to-type rose plant with an individual 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.


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

Information about the videos
The video series is not a “seasonal showcase”, but makes the essence of pharmaROSA® own-root production tangible: how the plant is built, what the root system is like and how the shoots renew themselves. The footage was therefore taken at different times, showing plants at different stages of development, so mixed leaf coverage or differing growth stages may appear in the videos. This is not a “sample” of the batch delivered, but an illustration of how the technology works. The current condition of the rose available to order — typical of the given period and similar to what you can expect to receive in the parcel — is shown at the top 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.