March 2021
Petoskey is a chipper with common scab resistance, good long-term storage potential

Petoskey (MSV030-4) has excellent chip processing quality out of the field and long-term chip quality with high specific gravity and resistance to common scab, and a good size profile of uniform, round tubers.


  • Parentage: Beacon Chipper x MSG227-2
  • Developers: Michigan State University and the MSU AgBioResearch.
  • Plant Variety Protection: To be applied for.
  • Strengths: Petoskey is a chip processing potato with resistance to common scab (Streptomyces scabies). This variety has high specific gravity and yield potential, with attractive, uniformly round tubers. Petoskey has a medium vine and a midseason maturity, and has demonstrated excellent long-term storage chip processing quality. MSV030-4 has performed well in Michigan and multiple locations in the Potatoes USA National Chip Processing Trials (NCPT) and national SFA (SNaC) trials.

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-full 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 higher than common chipping potatoes Atlantic and Snowden.
  • Culinary Quality: Chip processes from short and long-term storage.
  • Diseases: Resistant to common scab (Streptomyces scabies).

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


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