Bayer Garden Potato Blight Control Uk. Blight is a virulent fungal pathogen that is capable of wiping out potato crops very quickly. Planning a tuber blight programme has become more complex and expensive.
Rhs chief horticulturist guy barter looks at one of the vegetable gardener’s worst enemies, potato blight, and offers hints and tips on how to control it. These brown areas will speedily spread into a wet rot that kills the leaves, spreading to the.