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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Close-up photo of tomatoes on the vine with mold and tomato blight - Irina Starikova1811 ...

Answer: It sounds like the problem with your tomatoes could be septoria leaf spot, which is a common tomato disease found in Minnesota. The Brainerd lakes area has had warm, wet, humid conditions, ...

Tomato disease can be traced to one of four causes: fungal, bacterial, viral, and environmental. Learn to identify them and fight back.

A third disease, late blight, is a less common but much more serious infection that occurs during cool, moist years. We won’t have to worry about that this year because of the hot, dry summer we’ve ...

Pennsylvania’s No. 1 home-garden vegetable crop‚ tomatoes, should be hitting peak form this week and churning out trusses full of juicy, ripe fruits. However, this long-time summer pleasure is being ...

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 ...

Your photo and description indicate Septoria leaf spot, which is very common on Rudbeckia and is prevalent in Illinois. The disease begins on lower leaves and progresses up the plant but does not ...

Hello, Mid-Ohio Valley farmers and gardeners! Humidity and rain seem to be the theme this week in the valley. I have seen some corn starting to tassel and it won’t be long till many home gardeners are ...

Nothing is better than a home-grown, garden tomato, but growing tomatoes does have its pitfalls, including disease problems. Tomatoes are subject to many diseases, both leaf spots and wilts. Tomatoes ...

If the leaves on your tomato plants look like they are trying out for a part as a Dalmatian pup in the school play, trouble lies ahead. Caused by fungal infections, if the black spots spread, they can ...