Aushunter
Denomination: | 'Aushunter' |
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Trade name: | Jubilee Celebration |
Botanical Name: | Rosa |
Applicant/Holder: |
David Austin Roses Limited Bowling Green Lane Wolverhampton Albrighton WV7 3HB United Kingdom |
Breeder: |
David Austin, David Austin Roses Limited, Albrighton, 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: | 2004-01-13 |
Application Number: | 04-3940 |
Grant of Rights Date: | 2010-03-17 |
Certificate Number: | 3812 |
Grant of Rights Termination Date: | 2028-03-17 |
Variety Description
Variety used for comparison: 'Ausjump' (Christopher Marlowe)
Summary: 'Aushunter' has a more upright growth habit than 'Ausjump'. 'Aushunter' has a larger leaf and larger flower diameter than 'Ausjump'. 'Aushunter' differs slightly from 'Ausjump' in flower colour.
Description:
PLANT: English shrub rose, bushy growth habit
YOUNG SHOOT ANTHOCYANIN: medium intensity, reddish brown
PRICKLES/THORNS: deep concave, green and red, sparse short prickles, average number of long prickles, absent to very few on pedicel
LEAF: medium green on upper side at time of first flowering, medium glossiness on upper side, five leaflets
TERMINAL LEAFLET: dentate margin, leathery texture, obtuse base
FLOWERING HABIT: mid-season, two flowering periods, duration more than ten weeks
FLOWER BUD: ovoid, orange pink upper surface, light red pink on under surface with tint of yellow
SEPAL: weak extensions
FLOWER: medium number per flowering shoot, irregularly rounded when viewed from above, flat on upper part when viewed from the side, concave on lower part when viewed from the side, flower centre infold, very double corolla type, pink blend American Rose Society colour group, overall colour red pink and yellow, fading to light blue pink with age, strong fruit tropicana fragrance
PETAL: middle zone of outer side orange, marginal zone of outer side light red-pink, middle zone of inner side orange-pink, marginal zone of inner side orange red, medium reflexing and undulation of margin
BASAL PETAL SPOT (inner side and outer side): medium size, yellow
OUTER STAMEN: yellow filament
STYLE: medium length, yellow-green, weak hairiness on upper half, positioned below anthers
RECEPTACLE: medium size, pitcher shaped, no prickles
Origin & Breeding History: 'Aushunter' originated from a cross between 'Ausgold' as the seed parent and an unnamed pollen parent. The cross was made at Bowling Green Lane, Albrighton, United Kingdom in 1998. Selection criteria included plant growth habit and repeated flowering.
Tests & Trials: 'Aushunter' was tested at Pickering Nurseries Inc. in Port Hope, Ontario in 2008. The trial included 8 plants of the candidate variety and 7 plants of the reference variety. The candidate and reference varieties were planted in the field as one year old plants in 2006. Measured characteristics were based on 30 measurements.
Comparison tables for 'Aushunter' with reference variety 'Ausjump'
Leaf length (mm)
'Aushunter' | 'Ausjump' | |
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mean | 157.3 | 109.4 |
std. deviation | 20.63 | 13.03 |
Leaf width (mm)
'Aushunter' | 'Ausjump' | |
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mean | 108.4 | 77.6 |
std. deviation | 17.05 | 8.22 |
Flower diameter (mm)
'Aushunter' | 'Ausjump' | |
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mean | 89 | 74 |
std. deviation | 9.44 | 9.54 |
Flower overall colour (RHS)
'Aushunter' | 'Ausjump' | |
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overall | 49A and 9A | 50C |
fading to | 55C | 54C |
Petal colour (RHS)
'Aushunter' | 'Ausjump' | |
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outside - middle | 24C | 50C |
outside - margin | 37C | 22B |
inside - middle | 37A | 55B |
inside - margin | 39B | 55B |
Click on image for larger view
Rose: 'Aushunter' (left) with reference variety 'Ausjump' (right)
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