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 ...

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 ...

Q: I was trimming some of my Aphrodite sweetshrub bushes and found a weird growth on them (see reader's photos). I was trimming them back anyway, so I cut those branches off. Should I spray something?

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, ...

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 ...

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 ...