JWNWOOD4
| Denomination: | 'JWNWOOD4' |
|---|---|
| Trade name: | Pink Chiffon |
| Botanical Name: | Hibiscus syriacus |
| Applicant/Holder: |
Spring Meadow Nursery, Inc. 12601 120th Avenue Grand Haven, Michigan 49417 United States of America |
| Breeder: |
Roderick Woods, Kings Lynn, United Kingdom |
| Agent in Canada: |
BioFlora Inc. 38723 Fingal Line R.R. #1 St. Thomas, Ontario N5P 3S5 Canada Tel: 519-317-7511 |
| Application Date: | 2011-09-16 |
| Application Number: | 11-7370 |
| Grant of Rights Date: | 2013-11-27 |
| Certificate Number: | 4656 |
| Grant of Rights Termination Date: | 2031-11-27 |
Variety Description
Variety used for comparison: 'Notwood1' (Lavender Chiffon)
Summary: The leaf blade of 'JWNWOOD4' has moderate to strong undulation of the margin while the leaf blade of 'Notwood1' has absent or weak undulation. The flower of 'JWNWOOD4' has many petaloid stamens while the flower of 'Notwood1' has a medium number of petaloid stamens. The flower of 'JWNWOOD4' has a dark purple red eye zone with rays of dark purple red to dark pink red while the flower of 'Notwood1' has a dark purple red eye zone with rays of dark purple red to purple. The petal of 'JWNWOOD4' is shorter and narrower than the petal of 'Notwood1'. The main colour on the inner side of the petal of 'JWNWOOD4' is light blue violet with a blush of light blue pink while the inner side of the petal of 'Notwood1' is violet to light blue violet with a lighter blue violet at the margin edge.
Description:
PLANT: upright growth habit, sparse to medium branching density, greenish current-year shoot
LEAF BLADE: slightly elongated length/width ratio, obtuse to wedged shape base, medium green, medium to deep lobing, moderate to strong undulation of margin, medium number of margin incisions, no variegation
FLOWER: semi-double, many petaloid stamens, outermost petals moderately ascending and moderately to strongly overlapping, medium length staminal column
EYE ZONE: medium size relative to petal with medium length extensions, dark purple red (RHS 53A) with dark purple red to dark pink red (RHS 53A-B-C) rays
PETAL: slightly elongated shape, main colour on inner side light blue violet (RHS 69C-D) with blush of light blue pink (RHS 69A-B) near eye zone, petaloids light blue pink (RHS 69A-B), medium incisions, weak to medium undulation.
Origin & Breeding History: The variety 'JWNWOOD4' originated from a controlled cross made in July 2003 in Norfolk, United Kingdom. The female parent was a proprietary seedling designated 3311, and the male parent was a proprietary seedling designated 4243. On September 4, 2006, the new variety 'JWNWOOD4' was selected as a single plant based on criteria for flower size and colour, the lacy appearance of petaloids stamens, and good plant vigour.
Tests & Trials: Trials for 'JWNWOOD4' were conducted in a polyhouse during the summer of 2012 in St. Thomas, Ontario. The trial included a total of 15 plants each of the candidate and reference variety. All plants were grown from rooted cuttings and transplanted into 8.8 litre containers on July 7, 2011. Observations and measurements were taken from 10 plants of each variety on July 18, 2012. All colour determinations were made using the 2007 Royal Horticultural Society (RHS) Colour Chart.
Comparison tables for 'JWNWOOD4' with reference variety 'Notwood1'
Colour of eye zone (RHS)
| 'JWNWOOD4' | 'Notwood1' | |
|---|---|---|
| main | 53A with rays of 53A-B-C | 60A with rays of 60A-B-C |
Length of petal (cm)
| 'JWNWOOD4' | 'Notwood1' | |
|---|---|---|
| mean | 5.7 | 6.7 |
| std. deviation | 0.22 | 0.29 |
Width of petal (cm)
| 'JWNWOOD4' | 'Notwood1' | |
|---|---|---|
| mean | 5.4 | 7.0 |
| std. deviation | 0.38 | 0.35 |
Colour of inner side of petal (RHS)
| 'JWNWOOD4' | 'Notwood1' | |
|---|---|---|
| main | 69C-D with blush of 69A-B near eye | 84B-C with 84D at margin edge |
Click on image for larger view
Rose of Sharon: 'JWNWOOD4' (left) with reference variety 'Notwood1' (right)
Click on image for larger view
Rose of Sharon: 'JWNWOOD4' (left) with reference variety 'Notwood1' (right)
Click on image for larger view
Rose of Sharon: 'JWNWOOD4' (left) with reference variety 'Notwood1' (right)
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