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Allendan Seed


Allendan Seed Company is a family owned and operated seed and plug enterprise located in Madison County, Iowa. Our relentless initiative and energy to provide quality conservation products began over 40 years ago. Thousands of acres have been reclaimed, originating from handfuls of collections from remnant sites. Our seed is source identified and certified to provide you with the ecologically diverse resources needed to achieve your restoration goals.

Physical / Mailing Address:

1966 175th Ln
Winterset, IA 50273-8500


Dan Allen
ph: (515) 462-1241
fax: (515) 462-4084

Area of Operation:

United States

Alabama, Arizona, California, Colorado, Connecticut, Delaware, Florida, Georgia, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, New Hampshire, New Jersey, New Mexico, New York, Nevada, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Vermont, Virginia, Washington, Washington, DC, West Virginia, Wisconsin, Wyoming


Nursery Products and Services

  • Contract growing
    • Restoration / Conservation
      • Forbs
      • Grasses
      • Shrubs
      • Wetlands species
Nursery type
  • Private not Government
Business type
  • Contract legal agreement involved, including Custom Growing
  • Internet online ordering
  • Mail receive and ship orders by mail
  • Retail sell to ultimate consumer
  • Wholesale sell to others for resale
Production capacity
  • 1,000,000 – 5,000,000
Stocktypes produced
  • Bare Root
  • Container
    Gallon pots and plugs
  • Seedlings for sale
    • Restoration / Conservation
      • Forbs
      • Grasses
      • Shrubs
      • Wetlands species
  • Containers and trays
    Gallon pots and plugs