Q.Tomatoes have light green leaves in the center
Have already fertilized tomatoes,what can I do for my plants now,not clay soil,not really wet although have had some rains on and off.Can I spray my plants with anything,maybe a home remedy? From looks online it is iron deficiency?
There can be a few reasons for yellowing tomato leaves.
Do not over fertilize to try to correct.
Check watering and inspect for pests.
You can feed your Tomato plants with Epsom Salt. I use weekly on my tomato plants with good results.
These links have more information.