Yellowing leaves on tomato plants

Question

The article I read says add nutritious matter to the soil. What would you suggest to add?

Answer 1

You can use organic compost to top dress your plants.
If you do not have your own compost, you can purchase bags at most garden centers and greenhouses.

Here are some links with more information.

https://www.gardeningknowhow.com/edible/vegetables/tomato/yellow-tomato-leaves.htm
https://www.gardeningknowhow.com/edible/vegetables/tomato/tomato-fertilizer.htm
https://www.gardeningknowhow.com/composting/basics/compost-as-garden-mulch.htm