Events are free unless noted. Please email calendar submissions at least three weeks in advance to events@oregonian.com. ONGOING Environmental Learning Center Wildlife & Water-friendly Garden Series: ...

In the past, I have written about how to properly prune trees. To add a little bit of interest, I thought perhaps it would be beneficial to show examples of poor pruning and the reasons why these ...

Portland’s trees are an integral part of the city’s character, shrouding neighborhood streets in distinctive, charming Pacific Northwest greenery. Portland's Urban Forestry leaders want to make sure ...

PORTLAND, Ore. (KOIN) — As recent windstorms have toppled countless trees across the region, one community in Sellwood is working together to salvage a century-old American chestnut tree that recently ...

Follow these tips for pruning citrus trees to encourage strong branches and improve fruit production. Pruning citrus trees, such as lemons, limes, grapefruit, tangerines, oranges, and Meyer lemons, ...