Ask an Expert - Featured Questions

When weeding, I twist the weed to the right, to remove the root. Knowing that the northern hemisphere has a different 'spin' from the southern, am I doing it correctly?

Will Asian pears pollinate European varieties, and vice versa?

I'm noting a reduction in the growth of our grass in the pasture. It has slowed down noticeably over the past month. This slowdown is more than normal due to increased temperatures of August. I was wondering if the smoke is having a filtering effect on the light that reaches the ground,...

I have a small grove of Madrones behind my house. I have put a couple of annual beds under them but nothing seems to grow under them. I have looked all over the net to no avail on this issue. I did amend the soil in the beds. I also planted a few Dogwood trees under them from tiny sticks....

Yellow jackets have nested inside the side view mirror on my husband's truck. They crawl in and out behind the mirror and swarm all over the whole mirror frame. The truck is always parked in the driveway. How do we get rid of them?

I have a small garden plot that I have let go fallow over the summer, but would like to plant something to keep the weeds down until next year. Most of the cover crops I read about look a lot like the invasive weeds I'm always pulling! What should I plant that can be easily tilled into...

We have a large infestation of flea beetles, centralized in our garden. There are millions of the beetles. We put 1000 ladybugs out last night. The garden is approximately 60x100 ft. Do we need more lady bugs or is there another approach to kill these beetles?

What kind of exotic fruit trees can i grow here? Where is the best place to get them and other fruit trees?

Where can I get some of the tansy flea beetles ? We used these many years ago and they did an incredible job. I do have some of the cinnabar larva present but they never start working early enough to prevent the plants from going to seed. The neighboring property has an enormous tansy...

An Extension specialist in NW Portland identified my spiders as Hobos 3-4 years ago. Since then, their August mating routes have brought them into my house at an annual rate that has increased substantially, and I want to eradicate them / their nests so I can relax in my home. IS IT POSSIBLE...