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Cooperative Extension Services

Although the emphasis in their publications is rural and agricultural, there are excellent resources in foods and nutrition, consumer education, family life, health and safety and horticulture that even city folk can use! Please be aware that the agricultural information is geared towards that state. includes a Google Custom Search Engine that allows you to search 1008 Cooperative Extension Sites provided by 74 universities in the United States.


Web Sites


Pittsburgh Region




Nearby States

These are likely to have publications that are applicable to gardening in Pennsylvania.

  • Cornell University Gardening Resources
    The New York extension service offers brochures on Vegetables, Flowers, Fruit, Lawn, Trees & shrubs, Houseplants, Weather & climate, Soil & composting, Pests, and Landscape planning.
  • Ohio State University Extension
    • OhioLine
      • Yard and Garden
        Includes a huge collection of publications about the Home, Yard, and Garden, including cold frame construction, poison ivy identification, overwintering plants, controlling wildlife, composting, lawn care, information on specific plants such as raspberries, blueberries, grapes, strawberries, apples, wisteria, clematis, hardy kiwi, asparagus, cucumbers, lettuce, garlic, and mushrooms.
    • Plant Facts
      PlantFacts has merged several digital collections developed at Ohio State University to become an international knowledge bank and multimedia learning center.
  • West Virginia University Extension Service

Last updated October 19, 2012