Water-soaked black and brown spots on plant leaves and stems often indicate a fungal or bacterial disease is the problem.

To help you work out why your plant is struggling ... while in other cases, leaves may develop brown spots with a yellow ‘halo’ – a type of disease that can be caused by overwatering.

One of the most devastating of these is responsible for a disease called spot blotch, which is caused by a necrotrophic fungus – meaning that it kills infected plant cells – and which is characterized ...

A common disease infecting ... to a single plant, but it will manifest in the form of small grey patches. Under more humid conditions, these spots can spread into fuzzy grey-brown mould which ...

I purchased Azoxystrobin as you recommended for control of lawn diseases, but I can’t figure out how to use it. The ...