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Plant Diseases

Common diseases of plants frequently grown in greenhouses, interiorscapes, and in outdoor landscapes and nurseries in the northeastern U.S.

This site is a collection of fact sheets available on common diseases of plants frequently grown in greenhouses, interiorscapes, and in outdoor landscapes and nurseries in the northeastern U.S.

Since many other diseases and disorders are known to occur and new diseases are recorded frequently, this compilation should not be considered complete.

The main purpose of these publications is to provide information helpful in the diagnosis of diseases and to give some indication of what measures must be taken to manage the problem.