On September 28, Mary Alice and I went on the PGC’S tour of SGL 12. While on the tour we noticed several trees that were loaded with red berries. Upon checking we learned that the trees were known as ...

It is always the last tree to bud in spring and its canopy, compound leaves come out very late — sometimes at the end of May. Each year, I hold my breath, wondering if this is the spring it will no ...

Naturally occurring compounds in ash leaves could be linked to susceptibility or resistance of individual trees to the fungal disease ash dieback (ADB) Naturally occurring compounds in ash leaves ...

Emerald Ash Borer beetles haven’t been identified in Eugene, yet. But the city’s foresters know the destructive insect will ...