What causes my upper tomato leaves to turn yellowish and fall off?

What causes my upper tomato leaves to turn yellowish and fall off?
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1 Answer

Answer :

A. Many conditions may cause these symptoms, including spider mites, diseases and nutrient deficiencies. Examine the underside of the leaves for small, red to greenish mites. If you find mites, treat with two to three applications of insecticides at five-day intervals.
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Related questions

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Description : What causes the lower leaves of my tomato plants to roll up?

Last Answer : A. Leaf roll (curling of the leaflets) is a physiological condition that occurs most commonly when plants are trained and pruned. Any type of stress can cause leaf roll. It does not affect fruiting or quality, and it is not a disease.

What causes the flowers to drop off my tomato plants?

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Last Answer : A. During unfavorable weather (night temperatures lower than 55 degrees F or above 72 degrees F and day temperatures above 95 degrees F with dry, hot winds), tomatoes do not set fruit and the flowers drop. The problem usually disappears as the weather improves.

What causes a tomato fruit to crack? What can I do?

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The foliage on my tomatoes is covered by small circular-shaped spots that cause it to turn yellow and drop off. This occurs in all seasons and is on the top and bottom leaves.

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Last Answer : A. Several types of leaf spots attack tomatoes. Septoria leaf spot quite often starts at the bottom of the plant and rapidly spreads. It can be controlled with a fungicide spray. Begin the spray program early in the life of the plant.

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Description : The lower foliage on my tomatoes is beginning to turn yellow and drop. The leaves have circular dark brown to black spots.

Last Answer : A. This is Alternaria leaf spot or early blight, a common problem on tomatoes that causes defoliation usually during periods of high rainfall. Plant tomatoes on a raised bed to improve water drainage ... the growing season until harvest. Use a fungicide such as Daconil approved for home garden use.

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Last Answer : A. Your fruit has been invaded by the tomato pinworm. They usually do not damage all fruit and can be controlled only by a preventive insecticide spray every 7 to 10 days. When the damage is evident, it is too late to do anything about it.

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Description : what causes tomato leaves to wilt and turn yellow

Last Answer : Need Answer

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