Understanding Septoria Leaf Spot. Do you have brown or black spots on your tomato leaves? It could be septoria leaf spot.

Tomato plants are a popular addition to vegetable gardens, but they can be a real challenge. From the moment tomato seeds sprout to the day you compost the plant at the end of the season, tomato ...

Q • The lower leaves of my tomatoes are turning yellow, and they have small black spots on them. Some of the spots are grayish white in the center and brown on the outer edges with a yellow ring ...