Any of several plant diseases causing the formation of dark cankers.
The larva of the turnip sawfly (Athalia rosae), an agricultural pest having the appearance of a black caterpillar.
The bacterium, virus or fungus that causes such a condition.
A rapid and complete chlorosis, browning, then death of plant tissues such as leaves, branches, twigs, or floral organs.
Anything that impedes growth or development or spoils any other aspect of life.
To spoil, ruin, or destroy (something).
To affect with blight; to blast; to prevent the growth and fertility of.
To suffer blight.