plants in greenhouse

Discussion in 'Greenhouse Growing' started by pamela, Jan 18, 2005.

  1. pamela

    pamela Apprentice Gardener

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    i have a powdery dust on geraniums in greenhouse
     
    pamela, Jan 18, 2005
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  2. Webmaster

    Webmaster Webmaster Staff Member

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    Pamela,

    It's probably mildew, usually caused by lack of ventilation. Use a fungicidal spray and repeat as necessary according to directions on the spray.

    Hope this helps [​IMG]

    Nathan.
     
    Webmaster, Jan 18, 2005
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