By fall mason bees have spun a waterproof silk cocoon, making it the perfect time to safely harvest them to remove harmful predators like pollen mites, chalkbrood, Houdini fly and mono wasps.

Pop-Up Nature! Crafty Natureland: 10 a.m.-1 p.m. Dec. 21-22. Create nature-inspired crafts using leaves, cones, acorns, moss ...

Without proper maintenance, these well-meaning efforts can actually harm bee populations instead of helping them. By fall mason bees have spun a waterproof silk cocoon, making it the perfect time to ...

Events are free unless noted. Please email calendar submissions at least three weeks in advance to [email protected]. ONGOING Walk With a Friend at Tualatin Hills Nature Park: 9 a.m. first ...

To increase backyard insect biodiversity, it's time to rethink cutting back dead standing plants and other yard work. It will ...

Learn to harvest and clean mason bee cocoons. Bring your own cocoons for harvesting and cleaning, as well as a bowl, colander and lidded container to take cocoons home. Attendees will be eligible ...