Cladius grandis, poplar sawfly
Not known to be established in New Zealand
The adult flies are 6-9mm in length, mostly reddish-yellow and have a black head and a partly black thorax.
The larvae can be up to 16mm and are yellow overall, with two lateral rows of black spots and white hairs.
- Managing the poplar sawfly (Cladius grandis)
Information sheet, April 2019 Young larvae feeding together. What does it look like? Mature larva. Caterpillar-like larvae are the most conspicuous life stage of the poplar sawfly, a new pest…
- Look out for poplar sawfly, not known to be established in New Zealand
Adult and young larva Young larva Grown larva Feeding Pupa Feeding damage 18 February 2019 Recently, a single poplar sawfly, Cladius grandis (Tenthredinidae), larva was detected in a gypsy moth…