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SAXBRIWHI

Hydrangea

Denomination: 'SAXBRIWHI'
Trade name: Bright White
Botanical Name: Hydrangea macrophylla
Applicant/Holder: Hydrangea Breeders Association B.V.
Achterweg 58a
1424 PR
De Kwakel
Netherlands
Breeder: Katrin Meinl, Kuhne Jungpflanzen Claus Kuhne, Dresden, Germany
Agent in Canada: BioFlora Inc.
38723 Fingal Line
R.R. #1
St. Thomas, Ontario
N5P 3S5
Canada
Tel: 519-317-7511
Application Date: 2018-09-18
Provisional Protection:: 2018-09-18
Application Number: 18-9610
Grant of Rights Date: 2021-02-23
Certificate Number: 6369
Grant of Rights Termination Date: 2041-02-23

Variety Description

Varieties used for comparison: 'H213902' and 'DISNO'

Summary: The plants of 'SAXBRIWHI' have an upright growth habit whereas the plants of 'DISNO' have a semi upright growth habit. In autumn, the stem of 'SAXBRIWHI' has a medium number of lenticels whereas the stem of 'H213902' has absent or very few lenticels and the stem of 'DISNO' has many lenticels. The inflorescence of 'SAXBRIWHI' has a small to medium sized diameter whereas the inflorescence of 'DISNO' has a medium to large diameter. The calyx of 'SAXBRIWHI' has a medium sized diameter whereas the calyx of 'H213902' has a large diameter. The sepal of 'SAXBRIWHI' has margin incisions present on all the sepals whereas that of 'H213902' and 'DISNO' have no margin incisions.

Description:

PLANT: non-climbing, upright growth habit, short
STEM: no fasciation, green, medium number of lenticels in autumn, black lenticels

LEAF BLADE: short, narrow, no lobing, elliptic, short tip, obtuse base, shallow incisions, no variegation, medium green, no secondary colour, medium degree of glossiness, weak degree of blistering

FLOWERING: begins mid-season
INFLORESCENCE: globular, short, small to medium diameter, inconspicuous or slightly conspicuous fertile flowers
CALYX: medium sized diameter
STERILE FLOWER: single type, medium degree of overlapping
SEPALS OF STERILE FLOWER: margin incisions present on all sepals, white (RHS NN155C), no secondary colour

Origin & Breeding History: 'SAXBRIWHI' originated from a cross-pollination conducted by the breeder, Katrin Meinl of Kuhne Jungpflanzen Claus Kuhne, in Dresden, Germany, early in the summer of 2006. The cross was made between the female parent designated 'A15-1' and the male parent designated '6-99/4', both unpatented proprietary selections of Hydrangea macrophylla. In April 2008, a single unique plant was selected from the progeny in Dresden, Germany based on its stem strength, length of flowering period, inflorescence colour and foliage colour. Asexual reproduction of 'SAXBRIWHI' was first conducted in June 2008, in Dresden, Germany.

Tests & Trials: The detailed description of 'SAXBRIWHI' is based on the UPOV report of Technical Examination, application number 2014/2151, purchased from the Community Plant Variety Office in Angers, France. The trials were conducted by Groupe d'Étude et de Contrôle des Variétés et des Semences in Brion, France between February 15, 2015 and December 15, 2016. Colour determinations were made using the 2007 Royal Horticultural Society (RHS) Colour Chart.

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SAXBRIWHI
Hydrangea: 'SAXBRIWHI'

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SAXBRIWHI
Hydrangea: 'SAXBRIWHI'

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SAXBRIWHI
Hydrangea: 'H213902'

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