grub in vitis vinifera

grub in vitis vinifera

Observation - grub in vitis vinifera. Description: While cutting back a dead vine I have, I found several of these grubs living in small chambers within the vine trunk. I don't know what it is and whether it was the cause of the vine's death.

While cutting back a dead vine I have, I found several of these grubs living in small chambers within the vine trunk. I don't know what it is and whether it was the cause of the vine's death.