Why does my tomato plant have curling leaves?
Why does my tomato plant have curling leaves?
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. This is a self- defense response, where leaves and leaflets curl slightly to prevent further water loss (Fig. 6).
Should I remove curled tomato leaves?
Although physiologic effects for tomato leaf curl do not affect the overall growth or crop yields of plants, when the tomato leaf curling is due to a viral infection, removal of the infected plants is necessary.
Why are my hydroponic tomatoes leaves curling?
When leaves curl upward, they are missing a vital nutrient. With a potassium deficiency, it’s the older leaves that curl and begin to turn yellow. When the solution is lacking sufficient calcium, the younger leaves start to curl and become stiff. Younger leaves are also affected by a lack of boron or zinc.
What is curly top virus on tomato plants?
Beet Curly Top Virus (BCTV) is taxonomically a Curtovirus in the Geminiviridae family of plant pathogenic viruses. It is vectored, or carried, by the beet leafhopper (BLH) insect. BCTV causes curly top of tomato, a comon disease in Utah and the western U.
How to prevent tomato leaf curling?
Preventing Tomato Leaf Curling 1 Plant Disease Resistant Varieties 2 Regular Consistent Care – watering, feeding 3 Correct Pruning 4 Correct Plant Spacing 5 Consider other plants More
How to diagnose tomato yellow leaf curl virus?
To confirm tomato yellow leaf curl virus, submit plant samples to the Texas Plant Disease Diagnostic Laboratory (http://plantclinic.tamu.edu). Pull up and dispose of diseased plants. They key to solving the problem of twisted or curled leaves is to identify the source or sources of the problem.
Why are my tomato leaves turning purple?
Purple leaves on tomato plants due to phosphorus deficiency is more common in cold soil (below 60 degrees Fahrenheit). Exposure to intense light can also cause purple leaves on young tomato plants. In addition, certain pests (such as psyllids) and diseases (such as tomato purple leaf disorder) cause tomato leaves to turn purple.
What should I do if my tomato plants have yellow leaves?
As with any tomato leaf damage, you must identify the cause before making any management decisions. To confirm tomato yellow leaf curl virus, submit plant samples to the Texas Plant Disease Diagnostic Laboratory (http://plantclinic.tamu.edu). Pull up and dispose of diseased plants.