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Denomination: 'Noalesa'
Trade name: Yellow Flower Carpet
Botanical Name: Rosa
Applicant/Holder: Noack, Reinhard
Im Fenne 54
Breeder: Reinhard Noack, Gütersloh, Germany
Agent in Canada: Pan American Nursery Products Inc.
5151-152nd Street
Surrey, British Columbia
V3Z 1G9
Tel: 604-576-8641
Application Date: 2003-04-14
Application Number: 03-3559
Protective direction granted: 2003-03-26
Grant of Rights Date: 2004-09-01
Certificate Number: 1915
Exemption from compulsory licensing: Yes
Expiry date for exemption from compulsory licensing: 2006-09-01
Grant of Rights Termination Date: 2022-09-01

Variety Description

Varieties used for comparison: 'Sun Sprinkles' and 'Sunsprite'

Summary: 'Noalesa' has a growth habit that is trailing while it is bushy for 'Sun Sprinkles' and upright to bushy for 'Sunsprite'. The intensity of the anthocyanin colouration in the young shoots of 'Noalesa' is weaker than in 'Sun Sprinkles' and 'Sunsprite'. 'Noalesa' has fewer short prickles on the stem and pedicel than 'Sun Sprinkles'. The entire leaf and terminal leaflet of 'Noalesa' is smaller than 'Sun Sprinkles' and 'Sunsprite'. 'Noalesa' has a glossier upper side of the leaf than 'Sun Sprinkles' and 'Sunsprite'. The time of first flowering is later for 'Noalesa' compared to 'Sun Sprinkles' and 'Sunsprite'. 'Noalesa' has a weaker sepal extension than 'Sun Sprinkles'. The sepal length of 'Noalesa' is shorter than 'Sun Sprinkles' and 'Sunsprite'. 'Noalesa' has a larger diameter flower than 'Sun Sprinkles' but smaller than 'Sunsprite'. 'Noalesa' has a lighter yellow flower colour than 'Sun Sprinkles' and 'Sunsprite'. 'Noalesa' has a semi double flower type while 'Sun Sprinkles' and 'Sunsprite' have a double flower type. There is a basal petal spot in 'Noalesa' and not in 'Sun Sprinkles'. 'Noalesa' has weaker reflexing of the petal margin but stronger undulation of the petal margin than 'Sun Sprinkles' and 'Sunsprite'.


'Noalesa' is a ground cover rose variety which has a trailing growth habit. The young shoot has absent to very weak anthocyanin colouration. The stem has a sparse number of short and long prickles which are deep concave in shape and yellow in colour. The leaves are medium green and have strong glossiness on the upper side. There are seven leaflets. The terminal leaflet has a denticulate margin and a leathery texture. The leaflet base is obtuse.

'Noalesa' flowers mid-season and flowers almost continuously for more than ten weeks. There are a low number of flowers per flowering shoot and the flower pedicel has a low number of hairs or prickles. The flower bud is pointed and sepal extensions are weak. The flower is round when viewed from above, flat on the upper part when viewed from the side and flat on the lower part when viewed from the side. The flower center is normal and the corolla is semi-double. 'Noalesa' has medium yellow flowers. The petals have a very small sized spot at the base of the inner and outer side. The petal margin has weak reflexing and medium undulation. The outer stamen has a yellow filament. The style is short, white and has no hairs on the upper half. The stigma is positioned at the same level as the anthers. The receptacle is small, pear shaped and has no prickles. The flower has a weak tea fragrance. 'Noalesa' is resistant to mildew and black spot.

Origin & Breeding History: 'Noalesa' originated from a cross made in early 1994 in Gutersloh, Germany between the female parent 'Korimro' and the male parent an un-named seedling. The selection criteria for 'Noalesa' were disease resistance, dark foliage, repeat flowering, flower colour that doesn't fade, propagates well, hardiness to zone 3-4, and vigorous compact growth habit.

Tests & Trials: Tests and trials for 'Noalesa' were conducted in 2003 at Pan American Nursery Products Inc., Surrey, British Columbia. Five plants of each variety were grown in containers outdoors.

Comparison tables for 'Noalesa' with reference varieties 'Sun Sprinkles' and 'Sunsprite'

Leaf length (cm)

  'Noalesa' 'Sun Sprinkles' 'Sunsprite'
mean 6.42 8.80 11.50
std. deviation 0.64 1.53 1.42

Leaf width (cm)

  'Noalesa' 'Sun Sprinkles' 'Sunsprite'
mean 4.57 6.17 9.40
std. deviation 0.75 0.87 1.92

Terminal leaflet length (cm)

  'Noalesa' 'Sun Sprinkles' 'Sunsprite'
mean 3.48 4.79 7.17
std. deviation 0.67 0.81 1.33

Terminal leaflet width (cm)

  'Noalesa' 'Sun Sprinkles' 'Sunsprite'
mean 1.67 2.34 3.79
std. deviation 0.32 0.31 0.76

Overall flower colour (RHS)

  'Noalesa' 'Sun Sprinkles' 'Sunsprite'
colour 9C 14B 6B

Colour of outer surface of petal (RHS)

  'Noalesa' 'Sun Sprinkles' 'Sunsprite'
margin 7D 14B 6B
middle zone 7D 14B 6B

Colour of inner surface of petal (RHS)

  'Noalesa' 'Sun Sprinkles' 'Sunsprite'
margin 7D 14B 6B
middle zone 7D 14B 6B
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