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Roman wormwood > Leaf white mold
Why Do Roman wormwood Suffer From Leaf White Mold?
Roman wormwood, also known as Small absinthe
Leaf white mold is a fungal disease that impacts Roman wormwood, causing pale lesions, wilted foliage, and reduced vitality. Management involves cultural practices and chemical treatments to mitigate damage.

Symptom Analysis

On Roman wormwood, symptoms include white, cottony growth on leaves, wilted and discolored foliage, leaf drop, and stunted growth.
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What Causes Leaf white mold Disease on Roman wormwood?

Pathogen
Leaf white mold is caused by the fungal pathogen Sclerotinia sclerotiorum.
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How to Treat Leaf white mold Disease on Roman wormwood?

Non pesticide
Pruning: Remove and destroy affected plant parts to reduce spread.

Improved Airflow: Increase plant spacing for better air circulation, reducing humidity.
Pesticide
Fungicide Application: Apply approved fungicides with active ingredients like chlorothalonil or copper-based compounds.

How to Prevent Leaf white mold on Roman wormwood?

Crop Rotation
Rotate crops to prevent pathogen buildup.
Sanitation
Keep the area free of debris and weeds that can harbor the fungus.
Resistant Varieties
Plant resistant varieties of Roman wormwood to reduce susceptibility.
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When is Leaf white mold Most Active Period on Roman wormwood?

The disease is most active in cool, moist conditions, especially during spring and fall.

Infectivity

The fungal spores spread relatively easily under favorable conditions.

Lethality

While damaging, it is often non-lethal with proper management.

FAQs on Roman Wormwood

Can leaf white mold kill Roman wormwood?
Although it can severely impact the plant's health, with early detection and management, it is generally non-lethal.
How is leaf white mold on Roman wormwood identified?
Identify it by the white, cottony growth on leaves and other symptoms such as wilt and discoloration.
Can leaf white mold spread to other plants?
Yes, it can spread to nearby susceptible plants under favorable conditions for the fungus.
Is chemical treatment necessary for controlling leaf white mold on Roman wormwood?
Chemical treatment can help manage the disease, but it's best used in conjunction with non-chemical methods.
What environmental conditions promote leaf white mold in Roman wormwood?
Cool, moist conditions, often found in spring and fall, are conducive to the development of leaf white mold.
How can I prevent leaf white mold in my Roman wormwood garden?
Prevention can be achieved through crop rotation, good sanitation practices, and planting disease-resistant varieties.
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