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  • 4 min read
  • 06.10.2025

Leaf Spot in the Garden – Identification & Natural Remedies

Leaf spot causes brown or black circular spots with yellow haloes on leaves, sometimes leading to leaf drop. This common fungal issue affects vegetables, herbs, and ornamentals. Manage it naturally by removing affected leaves, spraying with chamomile tea, improving airflow, and maintaining healthy soil. Learn how to identify leaf spot symptoms early and protect your garden with these simple, eco-friendly strategies.

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Nothing ruins a leafy patch faster than the dreaded leaf spot. This common fungal issue can appear on vegetables, herbs, and ornamentals, making leaves look unsightly and, in severe cases, causing them to drop. With the right approach, you can manage leaf spot naturally and keep your plants healthy and thriving.

What Is Leaf Spot?

Leaf spot is caused by several fungal pathogens that thrive in damp, humid conditions. While it doesn’t always kill plants, it can weaken them and reduce productivity. Recognising it early is key to preventing spread.

Symptoms of Leaf Spot

Look out for:

  • Circular or irregular brown or black spots on leaves
  • Yellow haloes surrounding the dark spots
  • In severe cases, leaves may drop prematurely

The combination of dark spots and yellow rings is the clearest sign that leaf spot is affecting your garden.

Key Identifiers

To distinguish leaf spot from other leaf problems, focus on:

  • Dark spots with yellow haloes on leaves
  • Progression from small spots to larger patches if untreated

Early identification allows for simple, natural remedies before the problem spreads.

Natural Ways to Manage Leaf Spot

Remove Affected Leaves

Prune or pluck any spotted leaves and dispose of them away from your garden. This simple step reduces the fungal load and prevents spores from spreading.

Chamomile Tea Spray

Chamomile tea isn’t just soothing for humans, it’s a natural fungicide for plants. Brew a weak chamomile infusion, let it cool, and spray on affected leaves to help reduce fungal activity and protect healthy foliage.

Improve Airflow & Spacing

Crowded, damp conditions encourage fungal growth. Thin out plants and avoid overhead watering to keep leaves dry and healthy.

Maintain Soil Health

Healthy, nutrient-rich soil supports strong plants that can resist fungal attacks. Regular composting and mulching help maintain a resilient garden ecosystem.

Leaf spot may be a common garden nuisance, but it doesn’t have to derail your harvest. By spotting the tell-tale dark spots with yellow haloes, removing affected leaves, and using natural sprays like chamomile tea, you can keep fungal infections under control. With good airflow, spacing, and healthy soil, your garden can thrive even during damp spells.

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Meet the author
Nelly

Nelly works in the She Grows Veg marketing department and is an incredible cook! She's learning how to grow veg fast in her very own container garden. Her favourites so far are the Dwarf Sunflower called 'Sunspot' and our Dwarf Pea called 'Tom Thumb'.

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