Hot Papaya

Coneflower

Denomination: 'Hot Papaya'
Botanical Name: Echinacea purpurea
Applicant/Holder: AB Kwekersrechten B.V.
Burg. Tonckensstraat 47
7921 KB
Zuidwolde
Netherlands
Breeder: Arie Blom, Vleuten, Netherlands
Agent in Canada: BioFlora Inc.
38723 Fingal Line
R.R. #1
St. Thomas, Ontario
N5P 3S5
Canada
Tel: 519-631-6241
Application Date: 2008-12-04
Application Number: 09-6632
Grant of Rights Date: 2012-08-23
Certificate Number: 4392
Grant of Rights Termination Date: 2030-08-23

Variety Description

Variety used for comparison: 'Pink Double Delight'

Summary: The plants of 'Hot Papaya' are taller in height than those of 'Pink Double Delight'. The leaf blades of 'Hot Papaya' are longer and wider than those of 'Pink Double Delight'. The flowers of 'Hot Papaya' have a larger diameter than those of 'Pink Double Delight'. The flowers of 'Hot Papaya' have a wider anemone than those of 'Pink Double Delight'. The ray florets of 'Hot Papaya' are longer than those of 'Pink Double Delight'. 'Hot Papaya' is red on the upper side of the ray florets while 'Pink Double Delight' is blue pink. 'Hot Papaya' is brown purple on the lower side of the ray florets while 'Pink Double Delight' is blue pink with purple red streaks.

Description:

PLANT: upright growth habit, basal branches with lateral branching
STEM: thick, round shape, light green, sparse pubescence, medium to strong anthocyanin
LEAF BLADE: alternate arrangement, lanceolate, acuminate apex, attenuate base, serrate margin, weak to medium undulation of margin, medium green on upper side, medium pubescence, no glossiness, absent or very weak anthocyanin on upper side, petiole present
PEDUNCLE: absent waviness
CALYX: light green, reflexed sepals
FLOWER: anemone type
RAY FLORET: downward longitudinal attitude, reflexing at tip, dentate apex, orange red (RHS N25A-C) when newly opened on upper side, red (RHS 42A) with red tones (RHS 34A) on upper side, brown purple (RHS 184D) on lower side

Origin & Breeding History: 'Hot Papaya' is a product of a planned breeding program conducted by the breeder, Arie Blom, in The Netherlands. It originated from a cross made in 2005 in Vleuten, The Netherlands, between the female propriety seedling 'EC 512-17' and pollen from unknown male parent. 'Hot Papaya' was selected by the breeder in Zuidwolde, The Netherlands, in July 2007. The selection criteria included good branching, stem strength, leaf characteristics, flower form and colour.

Tests & Trials: Trials for 'Hot Papaya' were conducted during the summer of 2011 in St. Thomas, Ontario. The trial included 12 plants of the candidate variety and 10 plants of the reference variety. All plants were grown from rooted cuttings planted in 1 gallon containers on May 31, 2010, and transplanted to the field in September 2010. Observations and measurements were taken from 10 plants of the candidate variety on July 7, 2011, and the reference variety on July 14, 2011. All colour determinations were made using the 2007 Royal Horticultural Society (RHS) Colour Chart.


Comparison tables for 'Hot Papaya' with reference variety 'Pink Double Delight'

Plant height (cm)

  'Hot Papaya' 'Pink Double Delight'
mean 80.0 57.6
std. deviation 6.18 2.68

Leaf length (cm)

  'Hot Papaya' 'Pink Double Delight'
mean 15.1 9.5
std. deviation 1.27 0.56

Leaf width (cm)

  'Hot Papaya' 'Pink Double Delight'
mean 4.8 2.7
std. deviation 0.67 0.32

Flower diameter (cm)

  'Hot Papaya' 'Pink Double Delight'
mean 8.6 7.5
std. deviation 0.34 0.45

Flower anemone width (cm)

  'Hot Papaya' 'Pink Double Delight'
mean 5.9 4.2
std. deviation 0.37 0.36

Ray floret length (cm)

  'Hot Papaya' 'Pink Double Delight'
mean 5.5 3.1
std. deviation 0.39 0.35

Ray floret width (cm)

  'Hot Papaya' 'Pink Double Delight'
mean 1.1 0.9
std. deviation 0.08 0.11

Ray floret colour (RHS)

  'Hot Papaya' 'Pink Double Delight'
upper side 42A with 34A tones 62B with 63B-C streaks
lower side 184D 63C-D with 59D streaks

Click on image for larger view
Hot Papaya
Coneflower: 'Hot Papaya' (left) with the reference variety 'Pink Double Delight' (right)

Click on image for larger view
Hot Papaya
Coneflower: 'Hot Papaya' (left) with the reference variety 'Pink Double Delight' (right)

Click on image for larger view
Hot Papaya
Coneflower: 'Hot Papaya' (left) with the reference variety 'Pink Double Delight' (right)

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