P. nodorum has a wide host range, which includes wheat species, other cereals, and wild grasses. Leaf blotch can lead to head infection known as glume blotch. Symptoms begin in the low canopy as small ...

The beech leaf-mining weevil isn't very big at only two millimetres in length. But Acadia University biology professor Kirk Hillier says it shouldn't be underestimated because of its size.