What you will see
Needles yellow-brown, thin in heavy infestation, shoot tips die back, tree looks “whitewashed” (mountain pine is among the hosts).
The source says: it is an especially serious pest of mountain pines in sheltered places.
When to look
How to protect
- Prevention
- check ornamental pines in April and July
- Biological all seasonladybirds and parasitoid wasps feed on it – do not use broad-spectrum sprays
- Chemical — only when nothing else helps May; July–Augusta product authorized in your country against pine needle scale, on the young crawling scales in May and again from mid-July to August




















