Black spot is a serious fungal disease named after the big dark splotches that can appear on rose leaves once the plant is ...

Avoid crowding plants or watering them in the evening, and rotate edibles year to year. Problem: Black spot is a fungal ...

Black spot is a serious fungal disease named after the big dark splotches that can appear on rose leaves once the plant is infected. It can only thrive in warm, rainy conditions, so it tends to be ...

As for diseases, the best strategy is to start with disease-resistant cultivars. “Buy ‘fisherman roses,’” Pscheidt said. “The ...

A new disease is plaguing cornfields across the Midwest. Phyllachora maydis is the fungus that causes a corn disease called ...

The symptoms of rose black spot and the tobacco mosaic virus (TMV) are shown below. dig up and destroy infected plants wash their hands after handling infected plants wash tools that have come ...

Is a particular pest or disease affecting your plants? Use the A to Z links to determine what's wrong and to help you deal with the problem. If you're not sure, try our interactive Pest and ...