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Potato Late Blight Quarantine Letter


The State of Alaska, Division of Agriculture would like to advise retail store managers of the plant health requirements for the sale of seed potatoes and tomato plants in Alaska.  In order to prevent commodities infected with Potato Late Blight disease (Phytophthora infestans) from entering Alaska, the Division of Agriculture has established a quarantine.  This quarantine is in effect and is summarized below.

RESTRICTIONS: The following regulated articles are prohibited into Alaska except under the following conditions:

Seed potatoes or potato plants:

a. must be produced as certified seed potatoes in the state or country of  origin and be certified; and

b. must be inspected in storage with no late blight found in the lot; and

c. must be inspected at the shipping point with no late blight found

Tomato plants imported from outside Alaska: (Tomato seeds are not regulated articles):

a. must be grown in a nursery/greenhouse inspected and found free of late blight; and

b. must be inspected at the shipping point and no late blight is found; and

c. must be treated prior to shipment with a registered fungicide for late blight disease control

d. Each shipment of tomatoes into Alaska shall be accompanied by an official

Phytosanitary Health Certificate issued by the government regulatory agency in the state or county of origin assuring that the conditions of this quarantine have been met.

Please note:

In addition to this, under Alaska Administrative Code (ACC) 11 ACC 32.050, seed potatoes must

also be labeled with the following information:

a. the name and address of the grower or packer

b. net weight

c. USDA Grade of the seed potatoes, in letters not less than one inch in height on containers of 24 lbs or more, and in letters not less than one-half inch in height on containers holding less than 24 lbs.

d. All seed potatoes must have attached to each container or display the applicable seed certification tag or identification issued by the official certification agency of the state or country of origin.

Please be advised that staff from the Division of Agriculture will be conducting inspections to ensure compliance with this quarantine. Seed potatoes or tomato plants that that do not meet the above requirements will be detained.

The Division of Agriculture currently listing of Alaska Certified Seed Potato Growers and certified varieties.  These growers can provide Alaska Grown products to reduce the risk of importing of invasive pests and diseases.  The list is provided on the Division of Agriculture web site: www.dnr.alaska.gov/ag/

Thank you for helping to keep this devastating crop disease out of Alaska.  If you would like additional information or have questions about this important subject please contact Mia Kirk at (907) 761-3853, Mia.Kirk@alaska.gov or Barb Hanson at (907) 761-3854, Barbara.Hanson@alaska.gov or visit our web site at: http://dnr.alaska.gov/ag/.

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