BBTUN22503

Petunia

Variety Description

Variety used for comparison: 'Kirimaji Double Pink Vein' (Double Wave Pink)

Summary: The plants and leaves of 'BBTUN22503' are narrower than those of 'Kirimaji Double Pink Vein'. The flowers of 'BBTUN22503' have a smaller diameter than those of 'Kirimaji Double Pink Vein'. The inner side of the corolla lobe of 'BBTUN22503' has weak conspicuousness of purple veins whereas that of 'Kirimaji Double Pink Vein' has medium conspicuousness of pink veins. When fully opened, the inner side of the corolla lobe of 'BBTUN22503' is medium purple to dark blue pink with a medium sized white area between the corolla lobes whereas the corolla lobe of 'Kirimaji Double Pink Vein' is mainly blue pink. The apex of the corolla lobe of 'BBTUN22503' is cuspidate to broadly acute whereas the apex for 'Kirimaji Double Pink Vein' is rounded to truncate. The corolla tube of 'BBTUN22503' is narrower than that of 'Kirimaji Double Pink Vein'. The outer side of the corolla tube of 'BBTUN22503' is medium violet whereas that of 'Kirimaji Double Pink Vein' is medium blue pink with light green veins.

Description:

PLANT: semi-upright to spreading growth habit
LEAF: elliptic, narrow acute to broad acute apex, no variegation, medium green on upper side, absent or weak blistering

PEDICEL: weak to medium intensity of anthocyanin colouration at proximal end only
FLOWER: double type, campanulate shape
COROLLA: medium to strong degree of lobing, absent or very shallow margin incisions, medium degree of undulation
COROLLA LOBE (INNER SIDE): weak conspicuousness of veins, purple veins, mainly red purple (RHS N74A) when newly opened, mainly red purple to dark blue pink (RHS N74B-C) when fully opened and aged, medium sized area of white (RHS NN155D) secondary colour between corolla lobes, cuspidate to broadly acute apex
COROLLA TUBE: medium violet (duller than RHS 72B) on outer side

Origin & Breeding History: 'BBTUN22503' originated from a controlled cross conducted by the breeder, Mr. Brent D. Barnes, in Bonsall, California, USA. The cross was made between the female parent variety 'Supertunia Pink Star Charm', and the male parent variety 'Summer Double White' on October 16, 2013. The new variety was selected as a single plant from the resulting progeny on June 18, 2014, based on growth habit, branching characteristics, flowering time, flower colour, colour pattern and garden performance. Asexual reproduction of 'BBTUN04401' was first conducted by vegetative tip cuttings on June 27, 2014 in Bonsall, California, USA.

Tests & Trials: The comparative trial for 'BBTUN22503' was conducted in a polyhouse during the spring of 2020 at Bioflora Inc., in St. Thomas, Ontario. The trial included a total of 20 plants each of the candidate variety and reference varieties. All plants were grown from rooted cuttings and transplanted into 15 cm pots on April 15, 2020. Observations and measurements were taken from 10 plants of each variety on May 29, 2020. All colour determinations were made using the 2007 Royal Horticultural Society (RHS) Colour Chart.

Comparison tables for 'BBTUN22503' with reference variety 'Kirimaji Double Pink Vein'

Plant width (cm)

Leaf blade width (cm)

Flower diameter (cm)

Colour of inner side of corolla (RHS)

Corolla tube width (cm)

Colour of corolla tube (RHS)

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Petunia: 'BTUN22503' (left) with reference variety 'Kirimaji Double Pink Vein' (right)

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Petunia: 'BTUN22503' (left) with reference variety 'Kirimaji Double Pink Vein' (right)

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Petunia: 'BTUN22503' (left) with reference variety 'Kirimaji Double Pink Vein' (right)