Home and Garden IPM from Cooperative Extension

Plant Diseases:

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Visit Our Plant Disease Diagnostic Lab

• Plant Disease Diagnostic Testing | Plant Disease Diagnostic Submission Form
• Plant Disease Fact Sheets (See also our UMaine Cooperative Extension Plant Disease Publications)
• Photos: Plant Diseases

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Additional Plant Disease Resources:

• Late Blight:
  • Potato Late Blight Fact Sheet
  • Tomato and Potato Late Blight Information for the Upcoming Growing Season
  • Late Blight Photos / Symptoms
  • Late Blight Prediction in Maine
  • Late Blight Garden Alert
  • Gardening After Late Blight (pdf) | Gardening After Late Blight (MS Word)
• Vegetable Diseases (Cornell University Fact Sheets listed by crop)
• Diseases of Perennial Flowers (includes roses and tulips) (University of Illinois Extension)
• Diseases of Perennial Flowers and Common Flower Diseases (University of Vermont)
• How to ID, Prevent, and Manage Plant Problems (University of Maryland)

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