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How to Control Phytophthora

Hausbeck, M. Greenhouse Management and Production 27(4):58. 2007.

Phytophthora root rot is more difficult to control than Pythiumand Rhizoctonia. While Phytophthora can contaminate greenhouse floors and used flats, it can also come in on rooted cuttings or prefinished plants. Early on, infected plants may not show symptoms until the infection is established or the plant becomes stressed, such as from over- or under-watering.


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Author(s): M. K. Hausbeck

Section: Pest Management