Setanta

Potato

Denomination: 'Setanta'
Botanical Name: Solanum tuberosum
Applicant/Holder: Irish Potato Marketing Limited
G House Sandyford
76 Furze Road, Sandyford Industrial Estate
Dublin
D18
Ireland
Breeder: Teagasc Crops Research Centre, Carlow, Ireland
Agent in Canada: Global Agri Services Inc.
376 New Maryland Highway
New Maryland, New Brunswick
E3C 1E5
Canada
Tel: 506-462-9493
Application Date: 2008-05-01
Application Number: 08-6326
Protective direction granted: 2008-05-01
Protective direction withdrawn: 2012-04-20
Grant of Rights Date: 2013-05-31
Certificate Number: 4517
Exemption from compulsory licensing: Yes
Expiry date for exemption from compulsory licensing: 2015-05-31
Grant of Rights Termination Date: 2031-05-31

Note: The applicant has requested an exemption from compulsory licensing to allow time to multiply and distribute propagating material of the variety. If the exemption is granted, it may be allowed for two years from the date rights are granted for the variety.


Variety Description

Variety used for comparison: 'Chieftain'

Summary: The lightsprout tip of 'Setanta' has medium intensity of anthocyanin colouration and sparse pubescence while there is a strong intensity of anthocyanin colouration and dense pubescence for 'Chieftain'. The flower bud of 'Setanta' has strong extent of anthocyanin colouration while it is weak for 'Chieftain'. 'Setanta' has a low frequency of flowers while it is high for 'Chieftain'. 'Setanta' matures very late while for 'Chieftain' it is medium to late. The tuber flesh of 'Setanta' is dark yellow while it is white for 'Chieftain'.

Description:

PLANT: intermediate type foliage structure, semi-upright growth habit, very late maturity

STEM: high extent of anthocyanin colouration along full length

LEAVES: medium to large outline, intermediate openness, medium presence of secondary leaflets, dark green, high extent and strong intensity of anthocyanin colouration on the midrib of the upper side, absent or low frequency of coalescence of terminal and lateral leaflets
SECOND PAIR OF LATERAL LEAFLETS: medium to large size, narrower than long width in relation to length
LEAFLET: absent or very weak waviness of margin, medium depth veins, medium glossiness of upper side, no pubescence on blade at apical rosette

INFLORESCENCE: low frequency per plant, medium size, high extent of anthocyanin colouration on peduncle
FLOWER BUD: high extent of anthocyanin colouration
COROLLA: medium to large size, high extent of anthocyanin colouration on the inner side, anthocyanin weak to medium in intensity with absent or low proportion of blue

TUBER: short oval, dark yellow flesh
TUBER EYES: shallow depth
TUBER SKIN: red, red at base of eye

LIGHTSPROUT: small to medium size, spherical to ovoid, medium to many root tips, short lateral shoots
LIGHTSPROUT BASE: strong intensity of anthocyanin colouration, low to medium proportion of blue in the anthocyanin colouration, medium to dense pubescence
LIGHTSPROUT TIP: small size in relation to base, closed habit, medium intensity of anthocyanin colouration, sparse pubescence

Origin & Breeding History: The origin of 'Setanta' is the result of a cross made in 1992 between 'Brodick' and 'Rooster' at the Teagasc Oak Park Research Centre in Carlow, Co. Carlow, Ireland. The selection criteria included earliness, skin finish quality, disease resistance, yield and taste.

Tests & Trials: Tests and trials were conducted during the 2011 growing season in Drummond, New Brunswick. Plots consisted of 60 plants grown in a single row with a row length of 18.5 meters and a row spacing of 0.9 meters. Plants were spaced 0.3 meters apart within the row.

Click on image for larger view
Setanta
Potato: 'Setanta' (left) with reference variety 'Chieftain' (right)