Varieties Details: Yukon Gem
The plants of 'Yukon Gem' are shorter than those of 'Yukon Gold'. The leaf silhouette of 'Yukon Gem' is intermediate whereas it is open in 'Yukon Gold'. The skin of most of the tubers of 'Yukon Gem' has a red splash whereas there is no splash on the tuber skin of 'Yukon Gold'. The light sprout of 'Yukon Gem' is ovoid in shape with strong intensity of anthocyanin colouration at the tip whereas the light sprout of 'Yukon Gold' is spherical in shape with weak anthocyanin colouration at the tip.
Origin & Breeding:
Yukon Gem originated from a cross between Brodick and Yukon Gold, made in 1994 at North Dakota State University and further selected by the United States Department of Agriculture/Agriculture Research Services, University of Idaho Potato Breeding Program
Plants:
Semi-upright growth habit, stem to intermediate type foliage structure
Leaves:
Light to medium green, intermediate silhouette, absent or very weak anthocyanin colouration on upper side of rachis and petiole, low frequency of coalescence, deep veins, absent or very weak waviness of margin
Flowers:
Medium persistence, medium intensity of anthocyanin colouration
Tubers:
Oval, medium yellow flesh with no secondary colou
Sprouts:
Medium size, ovoid shape, medium number of root tips, medium length lateral shoots
Resistant:
PVY; Net Necrosis; Late Blight Tuber; Pink Rot;
Moderately Resistant:
Common Scab; Late Blight Foliar; Dry Rot;
Susceptible:
Verticillium;
Moderately Susceptible:
Soft Rot;
