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Syast Draip


Denomination: 'Syast Draip'
Trade name: Dragon Improved
Botanical Name: Aster
Applicant/Holder: Syngenta Crop Protection AG
Schwarzwaldallee 215
Breeder: Mark Smith, Syngenta Flowers, Inc., Gilroy, United States of America
Agent in Canada: BioFlora Inc.
38723 Fingal Line
R.R. #1
St. Thomas, Ontario
N5P 3S5
Tel: 519-317-7511
Application Date: 2010-03-19
Application Number: 10-6888
Grant of Rights Date: 2012-12-14
Certificate Number: 4432
Date rights surrendered: 2017-12-14

Variety Description

Variety used for comparison: 'Days'

Summary: The plant of 'Syast Draip' is shorter than the plant of 'Days'. The involucre of 'Syast Draip' is smaller in diameter than the involucre of 'Days'. The disc of 'Syast Draip' is larger in diameter than the disc of 'Days'. The stamen of 'Syast Draip' has a light yellow filament and yellow anthers while the stamen of 'Days' has a red-purple filament and dark red-purple anthers.


PLANT: bushy-rounded
STEM: medium green, very weak anthocyanin colouration at internode and at leaf axil, medium pubescence, thin, ribbed shape

LEAF: alternate arrangement, simple, linear to slightly lanceolate, acute apex, entire margin, very sparse pubescence on upper side, medium green on upper side, very weak anthocyanin colouration

FLOWER: head type inflorescence, erect attitude
RAY FLORET: hortizontal attitude, many in number, elliptic shape, obtuse apex, straight, flat in cross section, upper side blue violet (RHS 90C-D) with violet (RHS N87B) tones, colour slightly lighter at base, lower side blue violet (RHS N88C-D)
STAMENS: light yellow filament, yellow anthers.

Origin & Breeding History: The variety 'Syast Draip' originated from an open pollinated cross made in August 2003 in Alva, Florida, USA. The cross was between the female parent, the variety 'Yodaydream', and pollen from an unknown male parent. Seed from the resultant cross was collected and sown on April 26, 2004. The new variety was selected by the breeder on September 20, 2004, based on criteria for flower colour and size, response time and plant habit.

Tests & Trials: Trials for 'Syast Draip' were conducted in an outdoor trial 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 a single rooted cutting transplanted into a 20 cm standard pot on June 23, 2011. Observations and measurements were taken from 10 plants of each variety on September 29, 2011. All colour determinations were made using the 2007 Royal Horticultural Society (RHS) Colour Chart.

Comparison tables for 'Syast Draip' with reference variety 'Days'

Plant height (cm)

  'Syast Draip' 'Days'
mean 25.5 30.6
std. deviation 0.85 1.26

Involucre diameter (mm)

  'Syast Draip' 'Days'
mean 5.3 6.5
std. deviation 0.48 0.53

Disc diameter (cm)

  'Syast Draip' 'Days'
mean 8.1 7.4
std. deviation 0.74 0.70

Click on image for larger view
Syast Draip
Aster: 'Syast Draip' (left) with reference variety 'Days' (right)

Click on image for larger view
Syast Draip
Aster: 'Syast Draip' (left) with reference variety 'Days' (right)

Click on image for larger view
Syast Draip
Aster: 'Syast Draip' (left) with reference variety 'Days' (right)

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