Collect symptomatic shoots and place in a ziplock bag. Seal the bag and place inside another sealed ziplock bag to prevent insects escaping.
Include your name, address, email, farm name, and age or size of tree (s) sampled and mail to
Marianne Elliott or Gary Chastagner
WSU Puyallup Research and Extension Center
2606 West Pioneer
Puyallup WA 98371
We will inform you of the results via email.