May/June 2020
Cultivar Corner: Huron Chipper has strong tolerance to common scab

Huron Chipper (MSW485-2) is a new chip-processing variety developed by Michigan State University.

Parentage: MSQ070-1 x MSR156-7

Developers: Michigan State University and the MSU AgBioResearch (

Plant Variety Protection: To be applied for.

Strengths: MSW485-2 is a chip-processing potato with resistance to and late blight (Phytophthora infestans) and stronger tolerance to common scab (Streptomyces scabies) than Atlantic. This variety has high yield and good specific gravity, with attractive, uniformly round tubers. MSW485-2 has a strong vine and a mid-season maturity, and has demonstrated excellent long-term storage chip-processing quality. MSW485-2 has performed well in multiple locations in the Potatoes USA National Chip Processing Trials (NCPT) and national SFA (SNaC) trials.

Incentives for production: Excellent chip-processing quality out of the field and long-term chip quality with resistance to late blight and common scab and a good size profile of uniform, round tubers.

Morphological Characteristics

  • Plant: Medium height vine, semi-erect with a balance between stems and foliage visible, and flowers.
  • Tubers: Uniform, smooth, round tubers with lightly netted, tan colored skin. Tubers have a white flesh with a low incidence of internal defects.

Agronomic Characteristics

  • Vine Maturity: Mid-season maturity.
  • Tubers: Smooth, round tubers with lightly netted, tan colored skin and white flesh.
  • Yield: Above average yield under irrigated conditions, with uniform tubers.
  • Specific Gravity: Averages similar to above Atlantic and Snowden.
  • Culinary Quality: Chip processes from short- to long-term storage.
  • Diseases: Resistant to late blight (Phytophthora infestans) and tolerant to common scab (Streptomyces scabies).

MORE varieties from Cultivar Corner

75 Applewood Dr. Ste. A
P.O. Box 128
Sparta, MI 49345


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