Search results
Results from the WOW.Com Content Network
Pests, herbicides, or environmental factors can all cause tomato leaves to curl. Learning to recognize the cause is the first step toward solving this common problem.
The tomato leaf mold fungus is a specific pathogen that only infects tomatoes, mainly in greenhouses. The symptoms of this disease commonly occurs on foliage, and it develops on both sides of the leaf on the adaxial and abaxial surface. The older leaves are infected first and then the disease moves up towards young leaves. [2]
The problem will progress up the plants until they’re virtually bare. General-purpose garden fungicides will control this late-spring disease that is made worse by water on leaves. Spider mites.
Alternaria solani is a fungal pathogen that produces a disease in tomato and potato plants called early blight. The pathogen produces distinctive "bullseye" patterned leaf spots and can also cause stem lesions and fruit rot on tomato and tuber blight on potato. Despite the name "early", foliar symptoms usually occur on older leaves. [3]
The foliage of affected tomato plants shows mottling, with alternating yellowish and darker green areas, the latter often appearing thicker and raised giving a blister-like appearance. The leaves tend to be fern-like in appearance with pointed tips and younger leaves may be twisted. The fruit may be distorted, yellow blotches and necrotic spots ...
Black Krim heirloom tomato cut open through the top. The Black Krim (Solanum lycopersicum) [1] (also known as Black Crimea and Noire de Crimée) is an heirloom tomato originating from Crimea. [2] The plant is open-pollinated, indeterminate, bearing 8 ounce flattened globe fruits with a diameter around 8-12 centimeters. The unique color of the ...
Pseudocercospora fuligena is a fungal plant pathogen infecting tomatoes. [2] It is the cause of the fungal disease black leaf mold. [3] The fungus was first described in the Philippines in 1938 and has since been reported in numerous countries throughout the tropics and subtropics.
Tomato mosaic Tomato mosaic virus Tomato mottle Tomato mottle geminivirus: Tomato necrosis Alfalfa mosaic virus: Tomato spotted wilt Tomato spotted wilt virus: Tomato yellow leaf curl Tomato yellow leaf curl virus: Tomato yellow top Tomato yellow top virus: Tomato bunchy top: Potato spindle tuber viroid [5] Tomato planto macho Tomato planto ...