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Questions From Near You

Kenmore, WA
Low maintenance, shade tolerant groundcover for Pacific Northwest
What's a good low maintenance, shade tolerant ground cover for the Pacific Northwest? It needs to have good erosion control, too.
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Mountlake Terrace, WA
Leaves turning brown on geum in Mountlake Terrace WA
Assuming a geum is North American . . . mine are turning brown unlike any time before. They get watered occasionally and then dry out. Is there something special I should be doing for geums? They get ...
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Woodinville, WA
Eliminating yuccas from yard in Woodinville, WA
My plant areas are being overrun by Yucca plants. They are also growing and destroying my asphalt driveway. How can I get rid of some of them permanently?
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Woodinville, WA
Distressed non-native weeping willows in Washington State
What could be causing my weeping willows to be distressed year after year?
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lynnwood, WA
Kinnikinnick for a green roof
Hi Mr. Smarty Plants, I live just north of Seattle and want to build a green roof (outdoor kitchen) I'm concerned about the weight of the soil (saturated), drainage etc. am building from scratch and...
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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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Bellevue, WA
Canadian Marine West Coast Plants
What type of plants are found in the Canadian marine west coast climate?
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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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Seattle, WA
Propagation of poinsettias
How do I grow poinsettias from seed pods?
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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
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
Identification of gooseberry plant
Grew up in Colorado, our yard and several near us had medium to large size deciduous shrubs that produced small (.25"-.375") red berries that were very tomato-like. Delicate with a thin skin, sligh...
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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
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
Smarty Plants on Blue Cohosh
I acquired a potted plant of Blue Cohosh at a sale. My question is where can I plant it? I live in Seattle but also garden in Zone 5 at Lake Wenatchee Washington. Shade or sun? How hardy is it? ...
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Seattle, WA
Growing non-vascular moss as a lawn from Seattle WA
I have lots of moss in my back yard. How can I encourage it to grow over the whole yard?
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Seattle, WA
Is Devilsclub related to Gunnera?
Is Devil's Club related to Gunnera?
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Seattle, WA
Large evergreens for screen in Seattle
Our building would like large evergreens to help with freeway noise (it's right across the street with a large green belt around it.) Which Northwest Evergreens would work best? We need tall and wide...
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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
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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