Black spots on tomato leaves are usually caused by fungal diseases like Septoria leaf spot or early blight, which thrive in warm, humid weather and can reduce yields or kill plants if untreated. Treat ...

Tomatoes are one of the most popular crops grown by home gardeners. They also are commonly affected by pests and diseases caused by fungal or bacteria infections. If your tomato leaves have white ...

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

Tomato leaves will begin showing signs of leaf-spot diseases soon if they haven’t already, Kansas State University horticulture expert, Ward Upham said. Brown spots on the leaves indicate Septoria ...

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 ...

There are many different types of diseases that can affect tomato plants. Backyard gardeners need to be aware of these diseases, so they do not ruin your entire crop. Even if you only have a few ...

A: Based on the look of the spots and the fact that the older leaves are showing these signs first, I’d say early blight. This fungus overwinters in the soil and can splash up onto those lower leaves ...

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 ...

Many of you have heard stories or read about the great potato famine which occurred in Ireland during 1840’s and 50s. But did you know it originated in Mexico? In 2009, there was a major outbreak of ...