Twinkling Star
| Denomination: | 'Twinkling Star' |
|---|---|
| Botanical Name: | Hylotelephium telephium |
| Applicant/Holder: |
Future Plants Licentie B.V. Achter de Watertoren 11 2182 DV Hillegom Netherlands |
| Breeder: |
Hubertus Gerardus Oudshoorn, Rijpwetering, Netherlands |
| Agent in Canada: |
Variety Rights Management 475 County Road 18 R.R. #2 Oxford Station, Ontario K0G 1T0 Canada Tel: 613-258-9015 |
| Application Date: | 2010-01-08 |
| Application Number: | 10-6798 |
| Grant of Rights Date: | 2013-09-05 |
| Certificate Number: | 4614 |
| Date rights surrendered: | 2020-09-05 |
Variety Description
Varieties used for comparison: 'Bronco' and 'Yellow Xenox'
Summary: The plants of 'Twinkling Star' are smaller than those of 'Bronco'. The stems of 'Twinkling Star' have medium thickness with strong anthocyanin colouration while those of 'Bronco' are thick with medium anthocyanin colouration. The leaf blades of 'Twinkling Star' are smaller than those of 'Bronco'. The inflorescence of 'Twinkling Star' are smaller than those of 'Bronco' and larger than those of 'Yellow Xenox'. The secondary colour at the base of the upper side of the petals of 'Twinkling Star' is light yellow brown while that of 'Bronco' is brown purple and that of 'Yellow Xenox' is yellow.
Description:
PLANT: vegetatively reproduced, perennial, upright-bushy growth habit, medium branching density
STEM: purple, strong anthocyanin colouration, absent or very weak glaucosity, absent or very sparse pubescence, medium thickness, smooth
LEAF: opposite arrangement, simple, ovate, acute apex, cordate base, dentate margin, absent or very sparse pubescence on upper and lower sides, brown green (RHS 146B-C) with brown purple (RHS 184B-C) anthocyanin colouration on upper side, no variegation, no petiole
INFLORESCENCE: late flowering, medium to long flowering period, cyme, terminal position, erect attitude
PETAL: very open arrangement, few, small, ovate, acute apex, absent or very weak recurvature of tip, entire margin, absent or very sparse pubescence on lower side, upper and lower sides white (RHS 155B) with light yellow brown (RHS 158B) at base
Origin & Breeding History: 'Twinkling Star' originated from a population of seedlings created from the hybridization of 'Purple Emperor' and 'Sunkissed' at Rijpwetering, The Netherlands in the summer of 2004. The new variety was selected in the summer of 2005 from the population of seedlings based on plant habit and flower colour.
Tests & Trials: Trials for 'Twinkling Star' were conducted at Variety Rights Management in Oxford Station, Ontario during the summer of 2012. The trial consisted of 11 plants of 'Twinkling Star', 5 plants of 'Bronco' and 11 plants of 'Yellow Xenox' with one plant per pot. The pots were 22 cm in diameter and were spaced approximately 45 cm apart. All colour determinations were made using the 2001 Royal Horticultural Society (RHS) Colour Chart.
Comparison tables for 'Twinkling Star' with reference varieties 'Bronco' and 'Yellow Xenox'
Plant height (cm)
| 'Twinkling Star' | 'Bronco' | 'Yellow Xenox' | |
|---|---|---|---|
| mean | 26.35 | 65.00 | 25.10 |
| std. deviation | 1.60 | 9.14 | 1.41 |
Plant width (cm)
| 'Twinkling Star' | 'Bronco' | 'Yellow Xenox' | |
|---|---|---|---|
| mean | 24.50 | 39.20 | 28.50 |
| std. deviation | 2.88 | 6.22 | 1.91 |
Leaf blade length (cm)
| 'Twinkling Star' | 'Bronco' | 'Yellow Xenox' | |
|---|---|---|---|
| mean | 4.56 | 5.84 | 4.30 |
| std. deviation | 0.43 | 0.79 | 0.40 |
Leaf blade width (cm)
| 'Twinkling Star' | 'Bronco' | 'Yellow Xenox' | |
|---|---|---|---|
| mean | 2.38 | 3.49 | 2.23 |
| std. deviation | 0.24 | 0.57 | 0.24 |
Inflorescence diameter (cm)
| 'Twinkling Star' | 'Bronco' | 'Yellow Xenox' | |
|---|---|---|---|
| mean | 10.72 | 16.17 | 8.42 |
| std. deviation | 1.64 | 2.32 | 0.97 |
Colour of upper side of petal (RHS)
| 'Twinkling Star' | 'Bronco' | 'Yellow Xenox' | |
|---|---|---|---|
| secondary | 158B | 185D | 7D |
Click on image for larger view
Sedum: 'Twinkling Star' (right) with reference varieties 'Bronco' (centre) and 'Yellow Xenox' (left)
Click on image for larger view
Sedum: 'Twinkling Star' (bottom) with reference varieties 'Bronco' (top right) and 'Yellow Xenox' (top left)
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