Why are my tomato leaves turning GREY?
Michael Henderson
Published Feb 15, 2026
Why are my tomato leaves turning GREY?
Gray leaf spot on tomatoes is caused by the fungus Stemphylium solani. The affected leaves die and drop. Stems may also develop spots, primarily young stems and petioles. The consistently dropped leaves can lead to sunscald on fruit, which can make the tomato unpalatable.
Why are my leaves wilting on my tomato plant?
Tomato plants wilt when they don’t receive enough water, but they can also wilt due to overwatering. The plants wilt when their stems and leaves lack water. Often, the plants revive in the evening, and they probably don’t need extra water. If they remain wilted when the sun’s gone down, they could need more water.
What do Overwatered tomato leaves look like?
Early signs of overwatering in tomato plants include cracked fruit and blisters or bumps on the lower leaves. If the overwatering continues, the bumps or blisters on the leaves turn corky. The leaves and stems wilt and change color, and finally the whole plant collapses and dies.
How do you treat wilt in tomato plants?
Plants may wilt badly when soils are dry, but will revive rapidly when they are watered. A thorough watering once a week during hot, dry weather should be sufficient. Apply water directly to the soil around the base of the plants with a garden or soaker hose.
Can tomatoes recover from leaf curl?
One part of the plant showed significant leaf curl because the growing point of this part of the plant was accidentally removed. As long as there are other growing points remaining, the plant can recover, and the leaf curling will only be a temporary observation.
What does tomato blight look like?
Early blight symptoms usually begin after the first fruits appear on tomato plants, starting with a few small, brown lesions on the bottom leaves. As the lesions grow, they take the shape of target-like rings, with dry, dead plant tissue in the center.
Can too much rain cause tomato plants to wilt?
When there is too much rainfall in a short period of time, the roots do not have the ability or necessity to rapidly absorb all the water. This causes them to become waterlogged. One of the first signs of poor soil drainage and root rot on a tomato plant is wilting leaves.
Should I cut off wilted tomato leaves?
Plants need foliage to create energy from photosynthesis, but the growth and development of foliage uses up a lot of the plant’s energy that could be used for fruit production. Removing dead, diseased, or just unnecessary leaves and stems from tomato plants increases the fruit.
Can tomato plants get too much sun?
Tomato plants that receive too much sun and heat become stressed and fail to flower or drop the flowers and fruits. With proper care, when daytime temperatures drop below 95 degrees Fahrenheit, the plants will recover.
Why are my tomato plants twisting?
High winds, blowing dust and low humidity can damage the leaves and stems on tomato plants. Heat and low moisture can cause the edges of the tomato leaves to die back, then twist and curl. Hot dry weather may also cause a symptom called physiological leaf roll.
What is wrong with my tomato leaves?
Tomato plants and leaves can wilt when the soil is either too wet or too dry. Too wet and the roots literally drown, while very dry soil won’t supply plants with all the moisture they need. Tomato plants may develop yellow leaves as well as looking wilted.