Is neem oil OK to use on tomatoes? Protect your veggies from pests and fungus.
Neem oil has a dual purpose in the vegetable garden as both a pesticide and a fungicide. It works on arthropod pests that often eat your vegetables, including tomato hornworms, corn earworm, aphids and whiteflies.
Will neem oil hurt my vegetable plants?
Yes, neem oil is safe. Neem oil has been used as an insecticide on plants in India for over 400 years. Applying neem oil does not harm the plants, vegetables, or people eating them. Precautions do need to be taken when spraying neem oil, as some people may have an allergic or respiratory reaction.
Is neem oil safe for plant roots?
Neem oil root drench can protect the plant's roots and prevents root rot. It prevents fire blight, a bacterial disease that makes plants appear wilt like they have been burned. To use neem oil in this case, spray it on trees when it is still in its dormant stage. Neem oil is also effective in killing fungus in plants.