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Questions From Near You

Maple Valley, WA
Erosion control plantings in Washington state
Hi, I am trying to do an eagle project that involves putting vegetation onto a hill to prevent erosion. I live in Washington state where there is plenty of rain so erosion is a big problem. We are t...
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Kent, WA
Datura in the state of Washington.
I have a datura species growing beneath my bird feeder. How did it get here in Western Washington?? It has the typical fragrant, tubular flowers & spiky seed pods. It has grown 3' tall & 4' wide. Am...
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Renton, WA
Native trees for property in Washington State
We bought a piece of property on Lake Wenatchee, Washington. It was cleared more than we would like and want to know what types of trees grow well there and can handle the snow. Should I wait until ...
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Auburn, WA
Information on Lansium domesticum
Where can I purchase a Lansium domesticum plant ? Will it grow here in Auburn, Wa?
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Federal Way, WA
Problems with non-native Star jasmine
My Jasmine leaves are turning red. I think it's a Star Jasmine as it get those pretty little white fragrant flowers that look like a star. What is causing this and is it something I should be conce...
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Federal Way, WA
Companion plants for Douglas fir in Federal Way, WA
What are good companion plants for large Douglas Fir trees? we have 5 large trees in our cul-de-sac "island" and would like to plant something colorful around the trees. It's very dry, shady, and c...
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Bellevue, WA
Cutting Juncus effusus back from Bellevue WA
I read your posts about Juncus effusus and just have one follow-up question. When is the best time to cut them back to the ground - before winter or early spring? I live in the Pacific NW. I recent...
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Bellevue, WA
Canadian Marine West Coast Plants
What type of plants are found in the Canadian marine west coast climate?
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Carnation, WA
Plant identification, possibly Actaea rubra, red baneberry
I came across a plant that has leaves similar to the astillbe shrub, stands about 3 feet high, and instead of a flower spire, has a chunk of bright red berries the size of medium-sized pearls atop its...
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Puyallup, WA
Yellowing leaves on non-native Betula pendula
I live in Puyallup, Washington. I purchased and planted a weeping birch on June 21, 2008. For the first few days all seemed well and the tree seemed to be settling in to its new home. Less than e...
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Redmond, WA
My Mock Orange fails to flower in Redmond, WA.
I planted a Mock Orange shrub about 5 years ago. The first few years, it only produced leaves but no blossoms. Then, last year, it finally produced 4-5 blossoms on 2 of the branches. This year, it a...
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Redmond, WA
Leaves shriveling on non-native Japanese maple in Redmond WA
My husband and I bought a Japanese Maple 3 years ago which we planted in an old wine barrel for our patio, along with some ivy and grass to keep the surface covered. Until recently, it has been doing ...
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Seattle, WA
Arborvitae and flower garden fighting for space in Seattle WA
Hi, I put in dozens of Arbovitae, mature evergreen trees, 4 yrs ago for privacy. They are doing well, but I was surrounding a flower garden which now appears to be suffering due to the root system of ...
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Seattle, WA
Evergreen oak in Washington
Mr. Smarty Plants, I live in the Pacific Northwest and noticed an oak tree growing near the road that was evergreen (unusual for here). I was so curious that that last time that I passed the tree,...
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Seattle, WA
Maintenance policy for Ask Mr. Smarty Plants
Greetings, I am a volunteer at the University of Washington’s Elisabeth C. Miller Horticultural library. I am currently developing a maintenance policy for our database of gardening questions and ...
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Seattle, WA
Is Devilsclub related to Gunnera?
Is Devil's Club related to Gunnera?
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Seattle, WA
Grass for Seattle Arboretum
I am writing to you on behalf of the Arboretum at South Seattle Community College Arboretum. I am interested in Panicum virgatum Switch Grass as a plant for a very heavy clay garden in our Arboretum a...
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Seattle, WA
Why is Rhus aromatica more deer resistant from Seattle
I have a large area that I would like to cover with Rhus aromatica. My landscaper says that in his experience, Rhus typhina and glabra in this area are heavily browsed by deer. I noticed in your dat...
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Seattle, WA
Wildlife benefit of western coneflower (Rudbeckia occidentalis)
A neighbor and I are planting a nearby waste area. I'd like to plant things that will help any wildlife that's managed to survive, probably birds. I may be able to get Western Coneflower (Rudbeckia ...
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Seattle, WA
Root rot in trees near Lake Wenatchee State Park, WA
Lake Wenatchee State Park, WA has been closed due to root rot for a year. I own a cabin 1 mile from the State Park. I cannot find a single piece of information about whether private property near th...
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Seattle, WA
Local native plant for grave marker in Washington
Dear wildflower expert, Our friend’s dog died, and is buried in western Washington, near the town of Monroe. My wife is from central Texas, and thought a Texas perennial would be a nice marker. ...
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