Jin Cobule


Denomination: 'Jin Cobule'
Trade name: Javelin Compact Blue
Botanical Name: Lavandula stoechas
Applicant/Holder: Syngenta Crop Protection AG
Schwarzwaldallee 215
Breeder: Eric Giesen, Syngenta Seeds B.V., Andijk, Netherlands
Agent in Canada: BioFlora Inc.
38723 Fingal Line
R.R. #1
St. Thomas, Ontario
N5P 3S5
Tel: 519-631-6241
Application Date: 2007-12-24
Application Number: 07-6094
Grant of Rights Date: 2010-08-27
Certificate Number: 3916
Date rights surrendered: 2014-07-11

Variety Description

Variety used for comparison: 'Belpur' (Bella Purple)

Summary: The leaves of 'Jin Cobule' are longer than those of 'Belpur'. The flowering stems of 'Jin Cobule' are thick whereas they are thin on 'Belpur'. The spike of 'Jin Cobule' is longer and wider than that of 'Belpur'. The corolla diameter of 'Jin Cobule' is larger than that of 'Belpur'.


PLANT: dense, upright bushy growth habit, erect attitude of outer flowering stems
LEAF: semi-erect to erect attitude, blue green upper side, weak intensity of green, medium intensity of grey, no margin incisions

FLOWERING STEM: thick, light green, dense pubescence, no lateral branching above foliage
SPIKE: dense whorls, cylindrical shape, many flowers, infertile bracts violet (RHS N81C)
CALYX: greenish with red brown tones, dense pubescence
COROLLA: strong intensity of dark violet (RHS 86A) when newly opened, strong intensity of dark violet (RHS 83A) when fully opened

Origin & Breeding History: 'Jin Cobule' originated from the cross of 'LA04-1-1', a proprietary line with purple flowers and 'LA03-2-1', a proprietary line with lavender flowers, made in May 2003 at Andijk, the Netherlands. Seed from the resulting cross was sown in a greenhouse in January 2005. A single plant from the progeny was selected for flower colour and plant habit in August 2005.

Tests & Trials: Trials for 'Jin Cobule' were conducted in a polyhouse during the summer of 2009 at BioFlora Inc. in St. Thomas, Ontario. The trial included a total of 15 plants per variety. Rooted cuttings were planted into 15 cm pots on May 5, 2009. Observations and measurements were taken from 10 plants of each variety on July 7, 2009. All colour determinations were made using the 2001 Royal Horticultural Society (RHS) Colour Chart.

Comparison tables for 'Jin Cobule' with reference variety 'Belpur'

Plant height (cm)

  'Jin Cobule' 'Belpur'
mean 24.4 20.9
std. deviation 1.54 3.04

Plant width (cm)

  'Jin Cobule' 'Belpur'
mean 21.7 25.4
std. deviation 2.13 3.63

Leaf length (cm)

  'Jin Cobule' 'Belpur'
mean 3.8 2.8
std. deviation 0.16 0.25

Spike length (cm)

  'Jin Cobule' 'Belpur'
mean 4.5 3.3
std. deviation 0.32 0.38

Spike: width of fertile bracts (mm)

  'Jin Cobule' 'Belpur'
mean 13.1 6.9
std. deviation 0.77 0.99

Corolla diameter (mm)

  'Jin Cobule' 'Belpur'
mean 6.1 4.8
std. deviation 0.37 0.35

Click on image for larger view
Jin Cobule
Lavender: 'Jin Cobule' (left) with reference variety 'Belpur' (right)

Click on image for larger view
Jin Cobule
Lavender: 'Jin Cobule' (left) with reference variety 'Belpur' (right)

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