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Center for Agriculture, Food, and the Environment
UMass Extension Greenhouse Crops and Floriculture Program
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Greenhouse Update Photo Library

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    Pansy - Cercospora Leaf Spot

    Pansy - Cercospora Leaf Spot

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    Calibrachoa - Black rot (Thielaviopsis)

    Calibrachoa - Black rot (Thielaviopsis)

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    Tarnished Plant Bug injury on chrysanthemum

    Tarnished Plant Bug Injury on Chrysanthemum

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    Flea Beetle Damage on Chrysanthemums

    Flea Beetles - Chrysanthemums

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    Budworm on petunia

    Budworm - Petunia Calibrachoa, Geranium

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    Tipburn of Hydroponic Lettuce

    Hydroponic Lettuce - Tipburn

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    Flower drop due to furnace malfunction

    Flower Drop and Bud Blast - Furnace Malfunction

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    Greenhouse Pepper Production

    Greenhouse Pepper Production

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    Greenhouse peppers - Blossom end rot

    Pepper - Blossom End Rot

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    Poinsettia - Enations

    Poinsettia - Enations

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    Rodent damage in greenhouse

    Rodent Damage

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    Leaf distortion on poinsettia

    Poinsettia - Leaf Distortion

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    Symptoms of late blight of tomato. Photo by Ohio State U.

    Late Blight disease on Tomatoes

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    Symptoms of late blight of tomato. Photos by Ohio State U.

    Late Blight of Tomato

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    Black leg on geranium caused by Pythium

    Geranium - Back leg (Pythium)

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    "Bronze speckle" symptoms on geranium foliage due to low medium pH

    Geranium with “Brown Speckle” Symptoms Due to Low pH

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    Peony anthracnose

    Peony Anthracnose

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    Moth eggs (sterile) for Orius nutrition on pepper banker plants

    Moth Eggs (sterile) for Orius Nutrition on Pepper Banker Plants

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    Sunflower Moth Caterpillar

    Sunflower Moth Caterpillar

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    Grasshoppers on perennials

    Grasshoppers

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    Pseudomonas on Basil

    Basil - Pseudomonas

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    Tomato spotted wilt virus on pepper plant

    Pepper - Tomato Spotted Wilt Virus (TSWV)

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    Powdery mildew on poinsettia

    Poinsettia - Powdery mildew

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    Nitrogen and magnesium deficiency on geraniums in greenhouse

    Geranium - Nitrogen Deficiency

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Greenhouse Updates

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ag [at] cns [dot] umass [dot] edu (ag[at]cns[dot]umass[dot]edu)

 

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