Can anyone tell me what to do about my tomato plants turning yellow from the bottom & spreading towards the top? Then later the yellow part dies. The plants are really looking bad, please help.
Ohioline provides access to hundreds of Ohio State University Extension fact sheets covering a wide array of subjects such as agriculture and natural resources, family and consumer sciences, community development, and 4-H youth development.
Under the "Yard & Garden" section you will see a number of interesting bulletins for all types of common garden vegetables.....
One you may find of particular interset to resolve your problem is the bulletin on "Fusarium & Verticillium Wilts of Tomatoes, potatoes.
Also check out the Farm section as they have great bulletins on soil prep, fertilization and weed control methods.
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