Rose Cordelia

'Cordelia' is a charming, healthy shrub rose celebrated for its airy sprays of loosely double, silky-petalled blooms in the purest rose pink, each flower gently paling with age to create a beautiful blend of soft shades in every cluster. Slender buds with elegantly elongated sepals open into prettily cupped flowers that are held delicately above the foliage on fine stems, giving the plant a graceful, refined presence. Named after King Lear’s youngest daughter, this rose combines literary romance with dependable garden performance - a perfect choice for gardeners seeking elegance, health, and long-lasting charm.

DESCRIPTION OF THE VARIETY

FLOWERING

The rose variety 'Cordelia' has a recurrent flowering habit and it is known for its free-flowering nature. Blooms in flushes with breaks from summer until frosts. The number of blooms per plant during the growing season is profuse, but there are too many to count

The blooms of 'Cordelia' start as pretty, slender buds that are uniquely framed by attractively large, elongated sepals. These sepals are a distinctive feature of the cultivar, often extending beyond the length of the bud itself, a trait inherited from its Alba-related parentage. Upon opening, the flowers reveal a delightful shade of the purest rose pink. The semi double flowers of this rose are medium-sized, typically 5 - 9 cm (or 2 - 3.5 inches) in diameter when fully open, have prettily cupped shape and are borne in medium sized clusters of 5 - 7 blooms together of slender peduncles. After the flowering this rose may even reward with attractive hips if left untrimmed.

A defining characteristic of 'Cordelia' is the individual aging process of each bloom within a cluster. Each bloom paling individually to provide a pleasing, mixed effect in each cluster. This centrifugal fading results in a multi-tonal display where deep pink buds, mid-pink newly opened flowers, and pale blush senescing blooms coexist on the same stem. This "mixed effect" provides visual depth that is absent in cultivars with more uniform color stability. The flowers tend to bend slightly, adding a romantic charm to the plant's character.

Fragrance:

The fragrance of the rose variety is categorized as light to medium, with a distinct Musk character, which is lighter and more ethereal than traditional Old rose scents of Gallica-dominant hybrids but more spicier.

PLANT

Кose variety 'Cordelia' falls under Shrub roses class шn the modern classification, and it is part of David Austin’s English Shrub Roses collection. David Austin himself positioned this rose variety among English Alba Rose Hybrids and mentioned that the breeding of those roses originated in crosses between Alba Roses and other English Roses.

The growth habit of 'Cordelia' architecturally is very dense, low and spreading, forming a low, well-rounded shrub. The mature and well-established plant of this rose variety typically range from 80 to 90 cm (2.5 - 3 feet) in height and are about 90 to 110 cm (3 - 3.5 feet) in width for a three-year-old specimen, although it can grow slightly taller reaching 110 cm (3.5 feet) in height under optimal conditions.

The horticultural significance of 'Cordelia' is rooted in its functional versatility. It is classified as a small shrub, a designation that facilitates its use in smaller residential gardens, urban landscapes, and as a container plant. Its dense, spreading habit - often compared to the cultivar 'Scarborough Fair' - allows it to serve as a foreground element in mixed borders or even as a high-performance groundcover in wild areas. From a biological perspective, the cultivar’s semi-double form is intentionally designed to remain accessible to bees, making it a key component in forming pollinator friendly gardens and supporting local biodiversity.

Foliage:

There is a normal quantity of the foliage on the plants of this rose variety. Each leaf typically has from 5 to 7 leaflets, including the terminal leaflet. The foliage is rather small, exhibiting a matt to semi-glossy finish, consistent with the soft, greyish-green hue typical of the Alba group. The edges are serrated, the type of serration is medium sized and single.

Wood:

The stems of 'Cordelia' are thin, which contributes to the dainty character of the flowers, yet the overall structure remains dense and bushy. This combination of fine stems and dense branching allows the plant to cover the space effectively, suppressing weeds while providing a lush backdrop for the floral displays.

Disease resistance:

The rose variety 'Cordelia' has good resistance to most common rose diseases, in particular it is resistant to powdery mildew (podosphaera pannosa), downey mildew (peronospora species), blackspot (diplocarpon rosae) and rust (phragmidium tuberculatum) under normal growing conditions. The pest resistance has not been tested.

Rose variety is recommended for growing in climate conditions similar to USDA 5 and requires winter protection in more colder climates.

The rose variety 'Cordelia' is named after the daughter of King Lear, from the play of the same name by William Shakespeare, a character known for her sincerity and unadorned beauty - traits reflected in the delicate and elegant semi-double form of the rose.

English Shrub Roses

ORIGIN OF THE VARIETY

While it is explicitly stated that the rose 'Ausbottle' / 'Cordelia' is closely related to the old Alba roses, the specific parentage of this rose remains proprietary to David Austin Roses. The official parentage remains unnamed rose seedling x unnamed rose seedling.

BACKGROUND OF THE VARIETY

The introduction of the English Shrub rose 'Ausbottle' / 'Cordelia' at the turn of the 21st century signifies a pivotal moment in the breeding philosophy of David Austin. While the primary objective of the English roses breeding was the amalgamation of the fragrance and form of Old roses with the repeat-flowering nature of modern varieties, 'Ausbottle' / 'Cordelia' specifically targets the delicacy and elegance, associated with the Alba class of roses. Historically, Alba roses are noted for their refined, grey-green foliage and airy, semi-double floral structures, but they were almost exclusively once-flowering. 'Ausbottle' / 'Cordelia' bridges this gap, providing a repeat-flowering habit that maintains the ethereal aesthetic of its ancestors.

SUMMARY OF THE VARIETY

The botanical profile of 'Ausbottle' / 'Cordelia' is characterized by a high degree of refinement in both floral and vegetative organs. Unlike the heavy, very full form typical of many English roses, 'Ausbottle' / 'Cordelia' produces charming, semi-double, silky petalled flowers. This simplicity in form is a deliberate breeding choice, emphasizing the texture of the petals and the visibility of the reproductive structures.

USDA 5