Botanical Rose

53-005-1
53-005-2

Rosa watsoniana

Botanical rose

- – -

Very small, simple flowers, ranging from pale pink to pinkish‑white. - groundcover rose, landscape shrub rose - very weak, barely perceptible scented rose - no noticeable fragrance

– Striking variegated foliage for unique texture
– Dense, spreading habit for groundcover use
– Ornamental red hips extend garden interest
– Good heat and drought tolerance noted
– Explicitly pollinator‑friendly simple flowers
Gné speisialta: Foirfe mar tor samplach seandénach i ngairdíní téamacha.
Thoughtful planning – Horticultural expertise
Rosa watsoniana
pharmaROSA® ORIGINAL 2-litre own-root potted rose
18,80 €
Out of stock. In cultivation. Temporarily unavailable.
4.5 (6687)
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ROSA WATSONIANA – pink ground-covering rose

Easy-care Rosa watsoniana is a botanical groundcover rose that gives Your garden a natural, cottage-style look with minimal fuss, coping reliably even with humid Irish summers and heavier soils when basic drainage is in place. Its fine, fern-like variegated foliage and clouds of tiny pinkish-white single blooms create a soft, meadow feel, then turn into masses of decorative red hips that brighten the bed into autumn. As an own-root shrub it is long-lived and regenerates well after pruning, settling steadily into Your site over the years. Think of it as a slow, steady investment: in year one it concentrates on roots, in year two it builds bushy shoots, and by year three it shows its full ornamental value, forming a spreading, low-maintenance carpet that suits both tidy front gardens and relaxed rural borders.


Dense, variegated foliage of Rosa watsoniana.
Leafless branch structure of Rosa watsoniana, a spreading botanical shrub rose.

Use cases

Target areaReason
Front garden groundcover Forms a naturally spreading, low shrub that softens edges and covers bare soil, giving You a neat but informal look with little shaping needed, ideal where You want a friendly welcome home after work for the busy beginner
Pollinator-friendly cottage border The small, open single flowers provide easy access to stamens and pollen, attracting bees and other beneficial insects, so You can build a romantic, wildlife-friendly cottage border without complex planning, especially appreciated by nature-loving homeowners
Low-maintenance family bed Dense foliage and self-cleaning flowers reduce deadheading work, while own-root growth gives long-term stability, making it a good choice for family beds where time is short but You still want lasting structure, perfect for time-pressed gardeners
Coastal or rural front hedging strip Once established it copes well with exposed spots and typical Irish wet, breezy weather, offering a resilient, low barrier with seasonal flowers and hips that suits drives and boundary strips, appreciated by practical householders
Specimen shrub in a small lawn or gravel area Its unusual foliage and changing seasonal interest make a talking-point specimen; planted alone with space around it, the fine leaves and red hips stand out, suiting those who like character plants but prefer straightforward care, ideal for curious collectors
Grouped planting in wider beds Planted in small groups it knits together into a continuous carpet, suppressing some weeds and reducing visible bare soil, so the bed looks filled and finished more quickly, giving early satisfaction to new garden-owners
Mixed border with perennials Combines well with cottage perennials like bearded iris and lady’s mantle, its airy growth weaving between clumps and adding light structure, useful where You want a relaxed but coordinated look without intricate design, suiting style-conscious beginners
Large container on patio or balcony Can be grown in a generous 40–50 litre container with good drainage, giving flowers and decorative hips near seating areas; own-root growth means it ages well in a pot if watered and fed regularly, attractive for space-limited city-dwellers

Decorating ideas

  • Cottage Edge Drift – Plant a loose ribbon along a path, underplanting with lady’s mantle to catch raindrops and soften the line – ideal for romantic, low-effort front gardens
  • Pastel Meadow Mix – Combine small groups with bearded iris and soft grasses in a sunny bed for a naturalistic, pollinator-friendly tapestry – perfect for wildlife-focused families
  • Hip-Focused Autumn Corner – Use it in a corner with late hydrangeas and ornamental grasses so the red hips glow against pale blooms – great for those who enjoy long seasonal interest
  • Gravel Courtyard Feature – Set a single shrub in a gravel area with terracotta pots of lavender and rosemary for a relaxed, Mediterranean-inspired look – suited to busy homeowners wanting easy structure
  • Coastal Front Strip – Line a driveway or low wall with repeating plants, interspersed with hardy perennials, for a soft, wind-tolerant frontage – good for seaside gardeners seeking simple solutions

Technical cultivar profile
PropertyData
Name and registration Botanical shrub rose marketed as Rosa watsoniana, commercial pink groundcover and landscape shrub type; ARS exhibition name Rosa alba cymbaefolia; unregistered cultivar used mainly as a botanical ornamental.
Origin and breeding Spontaneous intraspecific mutation of Rosa multiflora, with exact parentage unknown; discovered in Japan before 1870, breeder and original distributor unrecorded; classed today among botanical roses.
Growth and structure Spreading shrub with dense, matte, mid-green variegated foliage and relatively sparse thorns; naturally forms a low, widening bush suited to groundcover and informal hedging, with modest height and good coverage.
Flower morphology Small, flat, single flowers in clusters, usually 5–12 petals; non-remontant, flowering once per season; blooms are S-sized, around 0.5–1.5 inches in diameter, with good self-cleaning habit after opening.
Colour and phenology Very small flowers ranging from pale pink to pinkish-white, often with pink-flushed edges and golden-yellow stamens; colour retention moderate, with petals dulling and stamens browning as they age towards petal drop.
Fragrance and aroma Fragrance very weak and barely noticeable, not a feature of this cultivar; value lies mainly in its foliage, simple flower form and attractive hips rather than scent, making it suitable where perfume is not essential.
Rose hip characteristics Produces numerous small, spherical red hips about 6–8 mm in diameter; hips follow the self-cleaning flowers and offer ornamental value into autumn; also historically cultivated for its small fruits in some regions.
Resistance and hardiness Hardy to approximately -21 to -18 °C (RHS H6, Swedish zone 3, USDA 6b); disease resistance medium for common rose issues, with basic preventative care advised; tolerates heat and drought reasonably, though detailed data are limited.
Horticultural recommendations Best in sunny positions; recommended spacings: 100 cm for mass planting, 60 cm for hedging, 150 cm as a solitary; plant 1.0–1.2 plants/m² by layout; maintenance medium, with simple plant protection and periodic shaping pruning.

ROSA WATSONIANA offers easy-care groundcover, pollinator-friendly single blooms and decorative hips, and as an own-root shrub it matures into a long-lived, stable feature, so You can choose it with confidence for Your garden.

Detailed product attributes

Product Identification Data

Product Name: ROSA WATSONIANA – pink ground-covering rose
Product Type: pharmaROSA® ORIGINAL - 2-litre own-root potted rose
Cultivar Authenticity: Verified:03.09.2025
Cultivar Merit Rating: premium bronze
Item Number: [1175] 53-005 (14.02.2026) pharmarosa.ie

Name and Registration

Synonym Name: Rosa multiflora var. watsoniana Matsumura; Rosa multiflora f. watsoniana Matsumura; Rosa multiflora watsoniana; R. watsoniana; Rosa watsoniana Crépin; Shonosuke-Bara; The Bamboo Rose
Original Commercial Cultivar Name: Rosa multiflora watsoniana
Trade Name: Rosa watsoniana Botanical rose -
Rose Group: Shrub
Commercial Type: groundcover rose, landscape shrub rose
Commercial Group: Botanical rose
Exhibition Category: botanical species rose
Collection: Botanical rose

Origin and Breeding

Year of Introduction: Data not available
Registration Year: unregistered cultivar
Breeder: -
Breeding Company / Institution: unknown / no data
Breeding Year: Japan, before 1870
Parentage: 'Rosa multiflora' spontaneous mutation (intraspecific variant; exact parentage unknown)

Growth and Structural Characteristics

Height: #VALUE!
Spread: #VALUE!
Growth Habit: spreading
Foliage: The variety has dense foliage. The leaves have a matte surface, a glaucous mid‑green hue and are variegated.
Prickliness: sparsely thorned
Self-Cleaning Description: The small, single flowers mostly shed their petals on their own after opening, leaving pea-sized red rose hips on the peduncle with decorative value, so it generally does not require subsequent cleaning.
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: LP RHS code: 62D (outer), 65C (inner)
Repeat Flowering: Not remontant, flowers once.

Colour Data and Phenology

Colour: pink
Flower Colour: Very small, simple flowers, ranging from pale pink to pinkish‑white.
Closed Bud: Small, with a reddish tint.
Freshly Opened Flower: Small petal-like petals with a pink flush at the edges and golden-yellow stamens.
Full Bloom: When fully open the tiny single flowers range in colour, according to various sources, from pale pink through pinkish‑white to almost pure white.
Pre-Fading Flower: The white colour of the petals dulls and the stamens turn brown.
Colour Fading Description: No data on colour fading.

Fragrance and Aroma

Fragrance Strength: very weak, barely perceptible scented rose
Fragrance Character: no noticeable fragrance
Pollinator Attraction: Simple (single), 4–8 petalled, approximately 1 cm in diameter, open flowers have readily accessible stamens, so they generally attract pollinators well, as the simple flower form and exposed stamens increase pollinator access.
Pollinator-Friendly Rating: explicitly pollinator-friendly

Rose Hip Characteristics

Rose Hip Shape: spherical
Rose Hip Notes: Primarily valued for its ornamental small red hips, it is also cultivated for its fruits.

Resistance and Hardiness

Hardiness (°C): -21–-18 °C
Heat and Drought Tolerance Description: No data are available on heat–drought tolerance.
Disease Resistance: medium
  • powdery mildew – medium
  • black spot – medium
  • rust – medium

Horticultural Recommendations

Recommended Spacing: for mass planting 100 cm, for hedging 60 cm, as a solitary specimen 150 cm
Planting Density: square planting 1,0 plants/m², hexagonal arrangement 1,2 plants/m²
Partial Shade Tolerance: Preferably for sunny locations
Maintenance Requirements: Maintenance requirement medium; Japanese sources report it is easy to grow and vigorous, but other descriptions regard it as somewhat more delicate, so basic preventive plant protection against common rose bud diseases is recommended.
Key Uses: groundcover for beds and larger areas, group planting, specimen ornamental shrub (for its striking foliage)

Notes

Strengths: Thoughtful planning – Horticultural expertise
Companion Plants: Lantan acamara - common lantana Iris germanica - bearded iris Alchemilla mollis - lady's mantle
Note: -
ROSA WATSONIANA – pink ground-covering rose
Very small, simple flowers, ranging from pale pink to pinkish‑white. - groundcover rose, landscape shrub rose - very weak, barely perceptible scented rose - no noticeable fragrance
#VALUE!
Inflorescence: cluster-flowered Height: #VALUE! Flower shape: flat Winter hardiness: 6b pink - - groundcover rose, landscape shrub rose - Flower size: S (0,5-1,5 in) Flower size: S (0,5-1,5 in) - Height: #VALUE! Height: #VALUE! - Flower fullness: single-flowered Rosa watsoniana - Roses in the garden | pharmaROSA® Original - premium bronze -

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
Payment methods - Delivery costs - Delivery - Complaints handling

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

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Pages for professionals and private customers
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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.