Why do tomatoes have black leaves and stems?

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Tomatoes are the most loved and widespread vegetables in the world. They are delicious, versatile and relatively easy to grow. However, like all plants, i tomatoes are prone to disease and growth problems. One of the most common symptoms that worries growers is the onset of black leaves and stems in tomato plants. This problem is due to a specific disease of fungal origin and can cause a serious deterioration in plant health and productivity, therefore it is important to take the appropriate measures to prevent it.

In this article, we reveal why tomatoes can develop black leaves and stems. Grow healthy and lush tomatoes it requires an understanding of the possible issues that can occur during the plant growth cycle.

Black leaves and stems of tomatoes: cause and solution


Black stem

The reason why tomatoes have black leaves and stems is a disease with a precise name, namely the downy mildew of tomato, caused by the fungus Phytophthora infestans. This phytopathology causes, as the first visible symptoms, the appearance of black leaves and stems in plants, a manifestation that can occur at any stage of the vegetative cycle.


The post continues on our Blog: Why do tomatoes have black leaves and stems?

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