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

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

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

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

That urge to grab your pruners the moment temperatures rise is one of the most natural impulses in gardening, and one of the most destructive. Every March, well-meaning gardeners pick up their loppers ...

Researchers believe the delay is an adaptation, not a physiological response.

Winter is the perfect time to prune oak trees. Oak trees are special for many reasons: they’re Iowa’s state tree, they’re important to our ecosystem and — they shouldn’t be pruned during the spring ...

If you are due to prune your oak trees, scheduling tree work for the winter months can make a huge difference in preventing oak wilt in your community, according to ReLeaf Michigan. Oak wilt is spread ...

Forests don’t always wake up as soon as spring arrives. Sometimes, they hold back. A new study suggests that oak trees ...