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London pride > Spots
Why Does London pride Get Spotty Leaves?
London pride, also known as Pyrenean saxifrage, St. Patrick's cabbage, Prattling parnell
Spots on London pride are a common disease impacting its aesthetics and vigor. They result from fungal attacks, causing discolored lesions on leaves and can lead to a decline in plant health if not managed.

Symptom Analysis

Distinct circular or irregularly shaped spots or lesions on the leaves are characteristic of the disease, often surrounded by a yellow halo. Affected parts may yellow and drop prematurely, reducing London pride's vigor.
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What Causes Spots Disease on London pride?

Fungal pathogens
Different fungi, like those from the genus Septoria or Colletotrichum, are often responsible for spot diseases.
Environmental factors
High humidity, excessive moisture, and poor air circulation contribute to the development and spread of spores.
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How to Treat Spots Disease on London pride?

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

Improved air circulation: Space plants adequately and control weeds to facilitate better airflow.

Water management: Water at the base of plants to avoid wetting the foliage and reducing humidity levels.
Pesticide
Fungicides: Apply appropriate fungicides registered for use on London pride as a preventative or at disease onset.

How to Prevent Spots on London pride?

Sanitation
Regularly remove debris and fallen foliage from around London pride to prevent fungal spore buildup.
Proper spacing
Plant London pride with enough space between them to ensure good air flow and reduce humidity.
Resistant varieties
If available, choose disease-resistant varieties of London pride for planting.
Routine inspection
Closely monitor London pride for early signs of the disease and act promptly to treat it.
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When is Spots Most Active Period on London pride?

Spots are most active in warm, wet conditions during late spring to summer when humidity is high and the foliage remains damp.

Infectivity

The disease can spread among plants under conducive conditions but is typically not rampant.

Lethality

Spots may disfigure London pride but are usually not fatal if appropriate control measures are applied.

FAQs on London Pride

Can spots kill my London pride?
While spots are typically not lethal, severe infections can significantly weaken London pride and make it more susceptible to other stresses.
Are spots on London pride contagious to other plants?
Yes, spots can spread to nearby susceptible plants, especially in favorable conditions for the disease.
How can I tell if London pride has spots?
Look for discolored patches or lesions on leaves, often with a yellowing halo around them.
Should I use chemicals to control spots on London pride?
Chemicals should be a last resort. First try non-pesticide measures like pruning and improving air circulation.
How often should I inspect my London pride for spots?
Regular monitoring throughout the growing season is key, especially during periods of high humidity.
Are chemical controls safe for London pride?
Use fungicides that are specifically registered for use on London pride, and always follow the manufacturer's instructions to ensure safety.
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