Tag Archives: Willow grubs are the larvae of the Saw Fly (Pontania Proxima)
We be Grubbin’
By Chris Dore Things are hotting up in Southern NZ and to many Southern locals, this means Willow Grubbing time! Willow grubs are the larvae of the Saw Fly (Pontania Proxima) , and pupate within those angry red blisters found on the leaves of willow trees. As...