Rhododendron leaf spot

in : Problems: Shrubs & climbers

Symptoms

A fungal attack causes an outbreak of spots on the leaves. The dark marks are often surrounded by a pinkish-purple ring.

Find it on rhododendrons, azaleas
Time to act spring, summer, autumn, winter

Problem categories

Overview

This fungal problem results in rounded spots on the leaves. Although it's unsightly, leaf spot is only a significant problem on poorly growing or unhealthy plants, which might end up dropping a substantial number of leaves.

Solution

A fungal attack causes an outbreak of spots on the leaves. The dark marks are often surrounded by a pinkish-purple ring.

Organic

Promptly remove and destroy all infected leaves, both on the plant and on the ground. Don't put them on the compost heap. Also improve the growing conditions - add a mulch of well-rotted compost, and regularly feed and water. Keep deadheading.

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Talkback: Rhododendron leaf spot
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nimrod 24/11/2011 at 15:27

Which are the best outdoor tomatos to grow

Regards Nimrod