As tomatoes reach the half-grown stage, the fruits that may seem fine otherwise can begin to develop hardened brownish areas along the bottom. This symptom, which can also occur on related members of the nightshade family, such as peppers and eggplants , is usually a condition known as blossom end rot BER. Despite the name, blossom end rot is not a bacterial rot, nor is it a disease. It is a condition caused by a calcium deficiency in the plant when the fruit is forming.
Diagnosing and Controlling Fungal Diseases of Tomato in the Home Garden
What Causes Tomatoes to Rot on the Bottom?
If you notice that your tomatoes are rotting on the bottom, congratulations — you have blossom end rot. No one likes to see blossom end rot on their plants. After all your hard work, it can be upsetting to see inedible tomatoes hanging from the plant or rotten squash under the leaves. It leaves you wondering what this disorder is and how can you prevent it from getting worse. That leads to a lower quality of fruit and damages the yield of the plant. Blossom end rot is caused by calcium deficiency, but adding calcium to your soil may not help either.
Blossom end rot commonly affects tomato plants but can also mar other parts of your vegetable garden ; here's what you need to know about what causes it and how to prevent it. Blossom end rot is not a fungus, bacteria, or other disease. It is not caused by an insect or other animal pest. It is a physiological disorder that begins during the early stages of fruit development. Tomato plants are famous for developing blossom end rot, but it is sometimes seen in other garden veggies like peppers, squash, and cucumbers as well.
If you follow good tomato gardening practices then tomato diseases is a topic you can hopefully avoid. Unfortunately conditions for growing tomatoes are never perfect and you may find yourself saying, "what in the world is wrong with my tomatoes! Got a question about tomato diseases or pests? Ask here.