Umatilla Russet

Umatilla Russet a moderately late maturing variety of potato especially suitable for frozen french fries processing. It was joinly released by the Agricultural Experiment Station of Oregon, Idaho, and Washington and the U.S. Department of Agriculture in 1998.^[1] Umatilla Russet has been equal to or better than Russet Burbank in fry color in Oregon and regional trials.

Botanical features

• Tuber skin is tan color and russetted
• Tubers are long with a tendency for tapered apical ends
• Flesh is slightly creamy
• Leaves are dark green, medium pubescence
• Few(7) flowers per plant
• Flowers are light purple with a yellow-orange center cone

Agricultural features

• Less susceptible to Verticillium wilt
• Less susceptible to net necrosis
• Resistant to Potato Virus X (PVX)
• Expresses foliar symptoms of Potato Virus Y (PVY)
• Less susceptible to tuber infection and decay caused by Phytophthora infestans
• More susceptible to blackspot and shutter bruise
• Less susceptible to hollow heart, brown center, growth cracks and sugar ends

References

Potato cultivars
List of potato cultivars
Adirondack Blue Adirondack Red Agata Almond Alturas Amandine Amflora Anya Atlantic Austrian Crescent Bamberg Belle de Fontenay Bintje Black Champion Bloomer British Queen Butte Champion Désirée Gala Golden Wonder Home Guard International Kidney Irish Lumper Irish White Kennebec Kerr's Pink King Edward Laura Lenape Marcy Marfona Megachip Melody Mizen Pike Pink Fir Apple Ranger Russet Ratte Red Gold Red La Soda Red Norland Red Pontiac Rooster Russet Burbank Shetland Black Skerry Champion Stobrawa Superior Ulster Emblem Umatilla Russet Villetta Rose Vitelotte Vivaldi Yellow Finn Yukon Gold
Creamer potato Fingerling potato Russet potato