Penn State University College of Agricultural Sciences

Plant Disease Fact Sheets

AgSci » Extension » Plant Disease Fact Sheets » Foliage Plant Diseases (Interior)

Foliage Plant Diseases (Interior)

African Violet Diseases

Aglaonema Diseases

Bacterial Blight of Geraniums

Begonia Diseases

Calceolaria Diseases

Early Reports of Downy Mildew

There are reports noting that in the sunny South, they are finding a lot of downy mildew on various plants...already!

Exacum Diseases

Fern Diseases

Ficus Diseases

Fuchsia Diseases

Gazania Diseases

Geranium Bacterial Blight

Geranium Diseases

Gerbera Diseases

Gloxinia Diseases

Grape Ivy (Cissus) Diseases

Greenhouse Plants Threatened with Impatiens Necrotic Spot Virus

Important information for all who work with greenhouse crops!

Hydrangea Diseases

Kalenchoe Diseases

Maranta Diseases