Oak trees have a surprising trick to fight back against hungry caterpillars: they simply wait. When trees are heavily ...

A new study reveals oak trees delay sprouting leaves by 3 days to avoid being infested by hungry caterpillars, after it ...

An infestation of caterpillars can make an oak tree postpone when it opens its leaves next year by three days, wrong-footing ...

Every spring across Europe, billions of oak leafroller moth caterpillars hatch on oak branches and immediately start chewing. Their survival depends on perfect timing: the larvae must emerge just as ...

Oak trees delay spring leaf-out after caterpillar attacks, reducing damage by more than 50% and revealing a new way trees ...

PORTLAND, Ore. (KOIN) – An invasive insect has caused noticeable damage to Oregon’s white oak trees in 2022, the Oregon Department of Forestry said. The oak lace bug, scientific name Corythucha ...

The non-native oak lace bug is causing increased damage to Oregon white oak trees, according to the Oregon Department of Forestry. While the oak lace bug has been in Oregon since 2015, their damage ...

Welcome to our tree column, “Ask your local arborist.” Each month, arborists from the Davey Tree Expert Company in Menlo Park discuss a tree-related topic from general care and planting tips to how ...

Fertilize key plants: May is prime time to fertilize pumpkins, roses, hydrangeas, tomatoes, rhododendrons, and fruit trees for optimal growth and yield. Apple tree care: Tasks include watering, ...