Yukon Gold

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Leaf Flowers Plant
Sprout Tuber Sliced tuber


  • Origin & Breeding: bred from the cross (Norgleam x W5279-4) at the University of Guelph and selected jointly by Agriculture Canada, the University of Guelph and the Ontario Ministry of Agriculture and Food, Guelph, Ontario (Canada) in 1966.
  • Year registered in Canada: 1980
  • Registration number: 2047
  • Maturity: mid-season

Botanical Features

  • Plants: medium large, upright with little tendency to spread; lower three-quarters of stems purplish with the upper quarter faintly purple.
  • Leaves: open, moderately shiny, olive green, stiffly pubescent; nodes not swollen.
    Terminal leaflets: obovate, gradually tapered to the base; tip slightly acuminate.
    Primary leaflets: ovate; tip acute to slightly acuminate; four pairs.
    Secondary leaflets: broadly ovate, varying from two on the lower leaves to six or eight on the upper leaves.
    Tertiary leaflets: small, varying from none on the lower leaves to twenty on the mid and upper leaves.
  • Flowers: light violet; star yellow-green at the base becoming light violet towards the edges; buds light green to purplish green.
  • Tubers: oval, slightly flattened; finely flaked yellowish white skin; shallow pink eyes; light yellow flesh.
  • Sprouts: reddish purple.

Agricultural Features

Medium to high yielding variety of attractive appearance. Large tubers are slightly susceptible to hollow heart. Excellent storability; long dormancy period. High specific gravity.

Remark: often sold under its variety name.

  • Utilization: very good for boiling, baking, and French frying; unsuitable for chipping; retains its yellow flesh color when cooked.
  • Chief Markets: fresh market and seed export potential.

Reaction to diseases

Highly resistant: PVA
Moderately resistant: leaf roll.
Susceptible: common scab, PVY, air pollution.

References: 1, 6.

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