Wisconsin seed certification

central Wisconsin seed potatoes

Strict Standards Mean High Quality From Wisconsin.

  • All certified seed potatoes are produced in a limited generation program with a maximum of five generations of propagation.
  • Certified seed potato growers must enter their entire potato acreage for certification, and plant all acreage with foundation class seed.
  • Only certified seed potato growers with a record of no bacterial ring rot for two consecutive seasons can produce foundation class seed.
  • All potatoes entered for certification undergo a minimum of two field inspections and a tuber inspection at harvest or in storage.
  • All potatoes meeting field and tuber inspection standards must be winter tested to be eligible for certified seed tags
  • All potato storage facilities must be inspected and approved prior to filling with certified seed potatoes.
  • All certified seed potatoes must be graded in accordance with U.S. seed potato grade standards before official tags can be attached.

 

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