Invasive Birch Leafminers

A little late sharing this post from Invasive Species Awareness Week, the week of March 4th:

It’s Invasive Species Awareness Week, so let’s learn how invasive birch leafminers overwinter in AK! These tiny sawflies survive the winter by staying insulated under the snowpack inside cocoons within their host birch leaves. https://bit.ly/3sEwFQf #NISAW22 #AlaskaForestHealth