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Powdery Mildew in Geranium (Pelargonium)
How to identify and treat powdery mildew in Geranium (Pelargonium).
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Geranium (Pelargonium) care requirements
water
Allow to slightly dry between waterings. Drought-tolerant.
soil
Well-draining potting mix or garden soil.
light
Full sun to partial shade.
symptoms
Symptoms to look for in Geranium (Pelargonium)
White, powdery coating on leaves and stems, sometimes causing distorted new growth in humid, poorly-ventilated conditions.
help
Common causes in Geranium (Pelargonium)
While geraniums generally prefer dry conditions that discourage mildew, poor airflow or overcrowded planting can create the humid microclimate this fungus needs.
healing
How to treat powdery mildew in Geranium (Pelargonium)
Improve airflow by spacing plants and removing crowded growth, and apply a fungicide if the infection is spreading.
shield
Preventing powdery mildew in Geranium (Pelargonium)
Provide good air circulation, which this plant needs anyway, and avoid overcrowded planting.