The flower displays a brilliant snow‑white colour across its entire surface, without any cream, yellow or pink shades. - hybrid tea rose - scentless rose - no noticeable fragrance
– Dazzling pure white blooms with minimal fading.
– Large, very full flowers ideal for cutting.
– Bushy, uniform growth with dense foliage.
– Premium silver rated cultivar authenticity.
– Proven performance as refined specimen plant.
– Gné speisialta: Bioráin caol, arda bainnebhána a osclaíonn ina bhláth mór sneachtbhán rómánsúil.
Origin guarantee – Uniform growth
antoniaROSE® ORIGINAL rós i bpota 2 lítear ar a fhréamhacha féin
19,40 €
4.5(6738)
CASTA DIVA® – white hybrid tea rose – Barni
Step outside after a shower and you can imagine CASTA DIVA® catching the soft light, its blooms perfectly white against fresh green foliage. This classic hybrid tea is made for those who want elegance without giving up too much time in a busy week, settling happily into typical Irish conditions even where rainfall and moisture test other roses. Expect a refined, bushy shape that fits easily into a cottage-style border or a Dublin front garden, with long, straight stems ideal for cutting and bringing indoors. As an own-root plant, it offers discreet strength and the reassuring ability to regenerate if winter or pruning are a little harsh. Give it decent drainage on heavier soils and a bright, sunny spot, and you will be rewarded with cool, porcelain-like blooms for cutting through summer. Think of its development as a gentle arc: Year 1 establishing roots, Year 2 building shoots and structure, Year 3 delivering its full, gleaming ornamental impact in your garden.
Freshly opened Casta Diva® bloom with snow-white petals and a delicate satin sheen.
Usage options
Target area
Reasoning
Front-of-house specimen for Irish cottage or terraced garden
CASTA DIVA® forms a compact bushy plant with dense, light green foliage, creating a refined focal point by the front door or gate without overwhelming a small space. Its uniform growth habit makes it easy to plan around for homeowners who like clean, tidy lines, perfect for beginners.
Cut-flower rose for home vases
The tall, narrow buds and long, straight, exhibition-quality stems are designed for cutting, opening slowly into large, very full blooms that hold their form well indoors. This makes it ideal for those who enjoy arranging their own home-grown bouquets, especially hobby-gardeners.
White accent in a mixed cottage-style border
The pure, snow-white colour and cupped, classical flowers sit beautifully among perennials like pink verbena, dark-leaved penstemon and soft-toned echinacea, giving that romantic “girly” cottage feeling without clashing shades. A useful choice for colour-sensitive homeowners.
Feature rose for small formal beds
With recommended spacings from 50–60 cm, you can create neat, repeat-flowering blocks or low hedges that frame paths or patios. Its even height and spread allow precise geometric planting, appealing to gardeners who like order and compositional clarity, including urban-owners.
Own-root, long-term garden investment
As an own-root rose, CASTA DIVA® is not dependent on a graft, so if frost or a hard prune cut it back severely, it can regenerate true to type, supporting a long lifespan and stable appearance over years. This suits planners who value durability, notably long-term.
Sunny, sheltered rose bed in rainy districts
Provided you choose a bright, airy position and ensure good drainage on heavier Irish soils, the plant responds with healthy, glossy foliage and reliable repeat flowering, even in exposed, damp-prone areas where other varieties can struggle with our frequent wet weather, ideal for Atlantic.
Container feature on patio or balcony (large pot)
Grown in a 40–50 litre or larger container with quality compost, drainage crocks and regular watering, CASTA DIVA® becomes an elegant potted accent whose brilliant flowers read clearly from windows or seating areas, highly suitable for busy but style-conscious city-dwellers.
Showpiece plant for enthusiasts willing to protect against disease
This variety rewards attentive care: while its disease tolerance is low and regular treatments are essential, dedicated growers receive premium, exhibition-style flowers in return, making it particularly attractive to detail-oriented rose lovers and competitive collectors.
Styling ideas
Cottage-porch – Underplant CASTA DIVA® with pale pink verbena and airy grasses beside a painted front door to create a soft, storybook welcome – ideal for romantic cottage-garden fans.
Urban-border – Line a short front boundary with evenly spaced plants and low box edging for a crisp white-and-green scheme – suits tidy-minded city gardeners.
Moonlit – Combine with silver foliage, white penstemon and soft lavender so the blooms glow at dusk – perfect for evening patio users.
Pastel-mix – Thread through coneflowers and blush-toned perennials to give depth and gentle contrast without losing harmony – great for colour-sensitive planners.
Container-focus – Plant one rose in a 50 litre clay pot with trailing thyme and pale violas for a movable focal point – ideal for balcony and terrace gardeners.
Technical cultivar profile
Parameter
Data
Name and registration
Hybrid tea rose, registered as SELbar 0135, marketed as CASTA DIVA® Hybrid tea rose SELbar 0135; part of the Rós taehibride commercial group, supplied as an own-root 2-litre plant.
Origin and breeding
Bred by Vittorio Barni in Italy, breeding year 1982, with parentage unknown; introduced through Rose Barni S.r.l., reflecting classic Italian hybrid tea breeding traditions and exhibition-orientated selection.
Growth and structural characteristics
Bushy hybrid tea with dense, glossy light green foliage, height around 80–100 cm and spread 50–70 cm; moderately thorny, weak self-cleaning so spent blooms usually need removal to maintain appearance.
Flower morphology
Large 7–10 cm flowers, very full with 40+ petals, cupped form and pronounced mid-height centre; usually solitary on stems, remontant with abundant second flush, ideal for cutting and display use.
Colour data and phenology
Pure, brilliant snow-white flowers from bud to full bloom, RHS 155C outer and 155D inner; colour holds well with minimal fading, petals ageing to chalky white without cream, pink or brown discolouration.
Fragrance and aroma
No noticeable fragrance; bred primarily for visual purity and exhibition form rather than scent, making its main character that of a cool, elegant white rose suited to visual focal roles in the garden.
Hip characteristics
Produces moderate quantities of small, spherical red hips, around 8–12 mm in diameter; hips can add a discreet seasonal accent later in the year if some spent flowers are left unpruned.
Resistance and winter hardiness
Hardy approximately to −21 to −18 °C (USDA 6b, RHS H7, Swedish zone 3); disease resistance is very low, with strong susceptibility to powdery mildew, black spot and rust, needing regular protection.
Horticultural recommendations
Best in sunny, well-drained sites; not suited to shade. Plant 50–60 cm apart in groups, 90 cm as specimen; high maintenance with regular spraying, dead-heading, feeding and watering during dry spells recommended.
CASTA DIVA® Hybrid tea rose SELbar 0135 offers pure white exhibition blooms, compact structure and long-stem cutting value on a resilient own-root plant; consider it if you enjoy classic roses and can give it attentive care.
Detailed product attributes
Product Identification Data
Product Name:
CASTA DIVA® – white hybrid tea rose - Barni
Product Type:
antoniaROSE® ORIGINAL - rós i bpota 2 lítear ar a fhréamhacha féin
Cultivar Name Meaning:
The designation "Casta Diva" refers to the famous aria from Vincenzo Bellini's opera Norma and indicates the rose's pure white flower colour.
Pollinator Attraction:
The cultivar’s fully double flower form (double) conceals the stamens and limits pollen access, so it does not attract pollinating insects.
Heat and Drought Tolerance Description:
According to the descriptions, it tolerates heat well; during prolonged dry periods it requires regular watering.
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.
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®
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