Symfonia

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General

• Origin & Breeding: bred by Z.P.C. & A. from the cross (Morene x WAL 77-139) in Walsma (The Netherlands), in 1980.
• Year registered in Canada: 2004
• Registration number: 5733
• Maturity: medium late

Botanical Features

• Plants: medium to tall, erect to semi-erect; stems very strongly pigmented; wings prominent, waved single; nodes slightly to moderately swollen, moderately pigmented.
• Leaves: dark green, semi-open; midribs strongly pubescent and very strongly pigmented; petioles very strongly pigmented.
  Terminal leaflet: fused with the first pair of primary leaflets giving it an irregular shape; tip acute; base cordate and very slightly asymmetrical; medium to strongly wavy margins.
  Primary leaflets: five pairs; small; narrowly ovate, tip acute; base cordate and very slightly asymmetrical.
• Flowers: moderately numerous; buds moderately to strongly pigmented; rather small red-violet corolla, moderately prominent star; bright yellow anthers; peduncle very strongly pigmented.
• Tubers: oval to oblong; smooth red skin; shallow eyes, evenly distributed; eyebrows slightly prominent; light yellow flesh.
• Sprouts: spherical; blue-violet; base glabrous, very strongly pigmented; apex semi-open, weakly to moderately pigmented, weakly pubescent.

Agricultural Features

High to very high yielding variety; high number of tubers per plant; very good resistance to external damage; good storability; high dry matter content.

• Utilization: firm to fairly firm cooked texture; none to trace after cooking blackening, very good for baking and boiling.
• Chief Market: fresh market.

Reaction to Diseases

Immune: potato wart (race 1).
Highly resistant: PVA, PVX, PVY, tobacco rattle virus, common scab, golden nematode (G. rostochiensis race 1).
Moderately resistant: leaf roll, late blight, phoma rot.

References:   1, 2, 4.

Send your comments to cfia.potatosection-sectiondespommesdeterre.acia@inspection.gc.ca regarding potato variety descriptions.