USCALI402-1

Calibrachoa

Denomination: 'USCALI402-1'
Trade name: Superbells Yellow Chiffon
Botanical Name: Calibrachoa
Applicant/Holder: Plant 21 LLC
32149 Aquaduct Road
Bonsall, California
92003
United States of America
Breeder: Ushio Sakazaki, Shiga, Japan
Agent in Canada: BioFlora Inc.
38723 Fingal Line
R.R. #1
St. Thomas, Ontario
N5P 3S5
Canada
Tel: 519-631-6241
Application Date: 2007-02-23
Application Number: 07-5763
Grant of Rights Date: 2009-09-23
Certificate Number: 3631
Grant of Rights Termination Date: 2027-09-23

Variety Description

Varieties used for comparison: 'USCALI386-2' (Superbells White Improved) and 'Sunbelkuho' (Million Bells Trailing White)

Summary: The plants of 'USCALI402-1' are taller than those of 'Sunbelkuho'. 'USCALI402-1' has larger flowers than 'Sunbelkuho'. The corolla of 'USCALI402-1' have very weak degree of lobing while those of 'Sunbelkuho' have medium degree of lobing. 'USCALI402-1' has a very small yellow eye at the transition to the corolla tube on the upper side of the corolla while both reference varieties have none.

Description:

PLANT: upright growth habit, medium to tall, narrow to medium width

LEAF BLADE: short to medium length, obovate, narrow acute apex, no variegation, medium green on upper side, no blistering
PETIOLE: very short to short

SEPAL: short, narrow, elliptic and rhombic, no anthocyanin colouration
FLOWER: single, medium to large diameter, salverform, short pedicel
COROLLA: very weak to weak degree of lobing, two coloured on upper side
COROLLA LOBE: white (RHS 155B) with very small yellow (RHS 9A) eye marking at transition to corolla tube on upper side, yellow veins, very weak conspicuousness of veins on upper side, white (RHS 155B) on lower side, truncate apex
COROLLA TUBE: medium length, yellow (RHS 9A) on inner side, very weak conspicuousness of veins on inner side
ANTHER: yellow before pollen dehiscence

Origin & Breeding History: 'USCALI402-1' originated from a controlled cross between the female parent 'CJ04-01' and the male parent 'CJ04-09' conducted on April 20, 2004 by the breeder Ushio Sakazaki, in Shiga, Japan . The new variety was selected as a single plant from the resultant progeny on May 24, 2005 in Gensingen, Germany. Selection was based on plant growth habit, summer performance and Thielaviopsis resistance. 'USCALI402-1' was first propagated by vegetative cuttings on May 25, 2005, in Gensingen, Germany.

Tests & Trials: Trials for 'USCALI402-1' were conducted in a polyhouse during the spring of 2008 in St. Thomas, Ontario. The trials included a total of 20 plants each of the candidate and reference varieties. All plants were grown from rooted cuttings and transplanted into 30 cm hanging baskets on May 23, 2008. Each basket contained 4 cuttings with a total of 5 baskets per variety. Observations and measurements were taken from 10 plants of each variety on July 22, 2008. All colour determinations were made using the 2001 Royal Horticultural Society (RHS) Colour Chart.


Comparison tables for 'USCALI402-1' with reference varieties 'USCALI386-2' and 'Sunbelkuho'

Plant height (cm)

  'USCALI402-1' 'USCALI386-2' 'Sunbelkuho'
mean 21.2 20.1 11.7
std. deviation 1.82 1.34 1.15

Flower diameter (cm)

  'USCALI402-1' 'USCALI386-2' 'Sunbelkuho'
mean 3.5 3.3 2.8
std. deviation 0.24 0.19 0.16

Secondary colour on corolla lobe (RHS)

  'USCALI402-1' 'USCALI386-2' 'Sunbelkuho'
upper side 9A N/A N/A

Click on image for larger view
USCALI402-1
Calibrachoa: 'USCALI402-1' (left) with reference varieties 'USCALI386-2' (centre) and 'Sunbelkuho' (right)

Click on image for larger view
USCALI402-1
Calibrachoa: 'USCALI402-1' (left) with reference varieties 'USCALI386-2' (centre) and 'Sunbelkuho' (right)

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