Canadian Food Inspection Agency Canada
Français Contact Us Help Search Canada Site
Home What's New Acts and Regulations Site Map
Food Safety Animal Health Plant Protection Corporate Affairs

bullet Plant Products
bullet Plant Production
bullet Main Page -Plant Breeders' Rights Office
bullet Act and Regulations
bullet Guidelines / Reports
bullet Application process
bullet Varieties
bullet Plant Varieties Journal
bullet Contacts

Plants > Plant Breeders' Rights > Crop Reports 

Levgold

(Spirea)
Denomination: Levgold
Previously Proposed Denomination: Firegold
Synonym: N/A
Trade name: N/A
Botanical Name: Spiraea xvanhouttei
Applicant/Holder: Levac, Denis
3800 CH. Montsauvage
Ste-Adèle, QC
J8B 2E3
Canada
Tel: 450-229-9545
Fax: 450-229-0507
Breeder: Levac, Denis
Agent in Canada: N/A
Application Date: 2005-05-09
Application Number: 05-4887
Protective direction granted: 2005-05-09
Grant of Rights Date: N/A
Certificate Number: N/A

Variety Description

Variety used for comparison: Spiraea ×vanhouttei

Summary: 'Levgold' has golden yellow leaves while Spiraea ×vanhouttei has bluish green leaves.

Description: PLANT: vase shaped growth habit, medium branching density, medium texture in leaf, weak suckering tendency, fast rate of growth, Canadian hardiness zone 4

SHOOT: yellow orange, no pubescence, round in cross section, straight in side view, smooth surface, secondary shoots present, no tertiary shoots

BUD: sparse pubescence, pointed apex, medium in length, narrow, numerous exterior scales

LEAVES: golden yellow when first unfolding, golden yellow when fully open (RHS 151D grown in full sun), golden yellow with green hues (RHS 145B grown in partial shade), orange in fall, obovate shape, obtuse apex, acute base, dentate margin, no pubescence on margin, no pubescence on upper and lower sides, medium glaucosity on lower side, no glaucosity on veins on lower side, no pubescence on veins on lower side, pinnately veined, smooth texture, petioles present

FLOWERING: early, two week period, on previous season's wood

INFLORESCENCE: umbel, emerge after leaves, located in axils of stem

FLORETS: perfect type (bisexual), white, medium in number

PEDUNCLE: foliage present, no pubescence

FOLLICLE: medium brown, persistent

Origin & Breeding History: 'Levgold' was discovered as a chance mutation of 'Spiraea ×vanhouttei'by Mr. Denis Levac at Les Cedres, Québec in June of 1997. It was selected for the colour of its foliage and plant hardiness. 'Levgold' has been propagated both by stem cuttings as well as in-vitro.

Tests & Trials: The tests and trials for 'Levgold' were conducted in Boisbriand, Québec from 2002 to 2005, inclusive. There were 10 plants per variety. Each plant was planted in 5 gallon pots and grown outdoors. Additional trials to determine hardiness were conducted in Sainte-Adèle, Québec in 2004 and 2005. All colour characteristics were determined using the 2001 Royal Horticultural Society (RHS) colour chart.

Comparison table for 'Levgold'
  'Levgold' Spiraea ×vanhouttei*
Leaf length (cm)    
mean 4.1 4.3
std. deviation 0.59 0.54
Leaf width (cm)    
mean 2.6 2.8
std. deviation 0.37 0.45
*reference variety

Spirea: 'Levgold' (left) with reference Spiraea ×vanhouttei (right)
Spirea: Levgold (left) with reference Spiraea ×vanhouttei (right)


Top of Page
Top of Page		 Important Notices