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ZleMarianneYoshida

Rose

Denomination: 'ZleMarianneYoshida'
Trade name: Petit Pink
Botanical Name: Rosa
Applicant/Holder: Spring Meadow Nursery, Inc.
12601 120th Avenue
Grand Haven, Michigan
49417
United States of America
Breeder: David Zlesak, St. Paul, United States of America
Agent in Canada: BioFlora Inc.
38723 Fingal Line
R.R. #1
St. Thomas, Ontario
N5P 3S5
Canada
Tel: 519-317-7511
Application Date: 2010-08-13
Application Number: 10-7057
Grant of Rights Date: 2012-12-14
Certificate Number: 4448
Grant of Rights Termination Date: 2030-12-14

Variety Description

Variety used for comparison: 'The Fairy'

Summary: The centre of the flower of 'ZleMarianneYoshida' is yellow while the centre of the flower of 'The Fairy' is pink. Sepal extensions are medium for 'ZleMarianneYoshida' while they are absent or very weak to weak for 'The Fairy'. The petal of 'ZleMarianneYoshida' is obovate in shape while the petal of 'The Fairy' is obcordate. The inner side of the petal of 'ZleMarianneYoshida' is blue pink with yellow secondary colour at the apex while the inner side of the petal of 'The Fairy' is blue pink to light blue pink with no secondary colour. The petal of 'ZleMarianneYoshida' has a small greenish petal spot on the inner side while the petal of 'The Fairy' has a large white petal spot. The outer stamen of 'ZleMarianneYoshida' has a red filament while the outer stamen of 'The Fairy' has a green filament.

Description:

PLANT: shrub type, moderately spreading growth habit, medium to strong anthocyanin colouration on young shoot, few to medium number of reddish prickles on stem

LEAF: small, upper side medium green, anthocyanin colouration present, medium glossiness on upper side, absent or very weak undulation of margin
TERMINAL LEAFLET: medium elliptic, rounded base, acute apex

FLOWERING SHOOT: medium number of flowering laterals, medium number of flowers per lateral
FLOWER BUD: medium ovate
FLOWER: double, pink colour group, yellow colour of centre, medium density of petals, round shape, flattened convex profile on upper and lower parts, absent or weak fragrance, medium sepal extensions
PETAL: no reflexing of petals, obovate shape, absent or very weak incisions, absent or very weak reflexing of margin, weak undulation, two colours on inner side, main colour blue pink (RHS 65A), secondary colour yellow (RHS 8A), secondary colour distributed at apex on inner petals only, outer side yellow (RHS 8A) on inner petals only
BASAL PETAL SPOT ON INNER SIDE: small, greenish
OUTER STAMEN: predominantly red.

Origin & Breeding History: The variety 'ZleMarianneYoshida' originated from a controlled cross conducted in late spring of 2003 in St. Paul, Minnesota, USA. The female parent was a proprietary seedling designated 1G15 and the male parent was a proprietary seedling designated 1B30. The new variety was selected in the summer of 2004 based on good branching, growth habit, petal colour, continuous flowering, resistance to fungal diseases and good production characteristics. Asexual reproduction was first conducted by softwood cuttings in the Fall of 2004 in St. Paul, Minnesota, USA.

Tests & Trials: Trials for 'ZleMarianneYoshida' were conducted in a polyhouse during the summer of 2011, in St. Thomas, Ontario. The trial included a total of 15 plants each of the candidate and reference varieties. All plants were grown from rooted cuttings and transplanted into 1 gallon containers on July 7, 2011. Observations and measurements were taken from 10 plants of each variety on August 23, 2011. All colour determinations were made using the 2007 Royal Horticultural Society (RHS) Colour Chart.


Comparison table for 'ZleMarianneYoshida' with reference variety 'The Fairy'

Colour of inner side of petal (RHS)

  'ZleMarianneYoshida' 'The Fairy'
main 65A 68C-D
secondary 8A N/A

Click on image for larger view
ZleMarianneYoshida
Rose: 'ZleMarianneYoshida' (left) with reference variety 'The Fairy' (right)

Click on image for larger view
ZleMarianneYoshida
Rose: 'ZleMarianneYoshida' (left) with reference variety 'The Fairy' (right)

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