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 ...

It's easy to see why tomatoes are a popular choice among home gardeners. They're relatively easy to grow, come in a range of cultivars, and produce plenty of delicious, vitamin-rich fruits. Before ...

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 ...

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 ...

Foliar leaf spot diseases and blights of tomato plants are common problems for tomato growers in Delaware and the Mid-Atlantic States. Pathogens survive in plant debris or weed hosts, and are favored ...

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 ...