Tomato blight is a disease condition of the tomato plant that is marked by quick spreading of brownish black lesions or patches. Such lesions are caused by Phytophthora infestans fungi which thrive on warm wet conditions. As the fungi spread, the infected tissues die rapidly.

How is Tomato Blight Identified?
Early blights can appear at the bottom of a tomato plant as tiny dark brown spots at the tips and margins of leaflets. Then the spots move progressively upward.

Home Remedies for Tomato Blight

Listed below are some of the effective home remedies for tomato blight:

  • Baking Soda Spray as a Treatment for Tomato Blight: It is suggested that the non-toxic and anti fungal properties of baking soda can help in killing fungi. This can help treating tomato blight. One might mix one tablespoon baking soda and one tablespoon dormant oil in one gallon of water. One can spray this mixture with a hand sprayer to the affected portion of infected plant
  • Compost Tea as a Treatment for Tomato Blight: One might mix one ounce of blackstrap molasses, one ounce of apple cider vinegar and one teaspoon of powdered seaweed to a gallon of water. The antibiotic property of compost tea can help in controlling fungal growth and in treating tomato blight
  • Garlic Tea and Baking Soda Spray for Tomato Blight Treatment: One can mix one tablespoon of baking soda in one-fourth cup of garlic tea and spray the mixture to the plant. The antifungal property of garlic tea and baking soda might help in arresting the spread of tomato blight
  • Neem Oil Spray for Tomato Blight Treatment: One might frequently spray neem oil alternately with garlic spray to arrest the spread of tomato blight. The fungicidal property of neem oil can help in treating tomato blight

To prevent fungal infection, one might grow tomatoes in a warm and dry condition. One may also want to prune the infected plants to check the spread of infection.


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