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Questions From Near You

Sandy, OR
How to care for blueberries in Oregon
New to oregon and to blueberry bushes - can you tell me the proper way to care for them - location-sandy, Oregon and unsure of which type of blueberry they are thank you
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Gresham, OR
Is Cerinthe major toxic to cats in Gresham, OR
Hi, I was wondering about whether a specific plant was poisonous or not specifically to cats.. I've done a lot of searching and can't find anything on whether or not this plant is considered toxi...
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Oregon City, OR
Non-native peanutbutter tree suckering in Oregon City OR
I have a beautiful 'peanutbutter tree' in my yard. I have noted that there are plantlets coming up that appear to be attached to the main root(s) of the tree. I have been breaking them off as I don...
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Oregon City, OR
200 year old white oak with no acorns in Oregon City OR
We have a white oak tree in our yard that is about 200 yrs old. We have lived in the house for 30+ years, and have never seen an acorn. We have had it pruned by an arborist, who said it is in good...
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Colton, OR
Deer-resistant native plants for Oregon
I have 21 acres of timber property in Oregon. We are converting part of that property to residential and I would like to plant wild flowers. I want to make sure I only plants native to Oregon and wo...
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West Linn, OR
Skin irritation caused by blanket flower (Gaillardia sp.)
Could you tell me whether it is the leaves or the spent flower heads, the seed heads, that cause irritation to bare legs after walking through a field of Indian Blankets? Gallardia I believe is the La...
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West Linn, OR
Plant with orange berries in Oregon
I have a viney type plant that hangs down over and along a rock wall at my house in Portland, that is producing an orange colored berry. What is it? Is it edible? My neighbor just tried one and he ...
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Lake Oswego, OR
Viability of Juniperus ashei for making furniture
My husband uses juniper from Oregon to make beautiful furniture. Underneath the ugly bark is a wonderful wood. Is this the same Juniper as we saw all around Austin, Texas.
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Portland, OR
Walnut tree root coming through basement floor in Portland, OR
I have a walnut tree root coming through my basement floor. I need advice as to what will it do to tree when I remove the root, like another root though a different part of my home. It is a large tree...
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Portland, OR
Shade tree for Portland, OR
Looking for shade tree for Portland, Oregon, with non-invasive root system. House will be 20 ft away, with basement.
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Portland, OR
Spreading Poison Oak to Clothes and Shoes
I had a poison oak rash about 2 years ago and during that time I had to attend a wedding. At the wedding I wore a pair of dress shoes and a pair of cowboy boots. Can I wear these shoes again? Is there...
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Portland, OR
Plants for wall with afternoon sun in Oregon
Portland, Or. We have a stacked cement wall about 30 feet long that receives afternoon sun from the west. we would like to plant something edible along that wall that can tolerate afternoon sun. G...
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Portland, OR
Leaf burn on hydrangeas
What causes my leaves to burn on my healthy hydrangeas?
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Portland, OR
Rubber (latex) in Balloon plant (Asclepias physocarpa)
I need milkweed leaves that contain rubber. The common milkweed species Asclepias syriaca has rubber in it. Do the milkweed of Balloon plant milkweed (Asclepias physocarpa) contain rubber?
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Portland, OR
Plant ID from Chicago
When I was hiking in Portland, OR, my friend had me eat a leaf off of a trail-side plant. It tasted very much like sour apple, it was delicious. It has average-sized green leaves and in July it had no...
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Portland, OR
Vines for a shady porch in Oregon
My husband and I just bought our first home this fall in St. Johns, Portland. We would like to grow a vine on our front porch, but it is in full shade. It faces north east. We planted some jasmine vin...
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Portland, OR
Nativity of Bidens frondosa from Portland OR
Is Bidens frondosa (Beggar's Tick) native to North America or is it introduced? If introduced, is it considered invasive?
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Portland, OR
Looking for leaves of milkweed plants for experiment
I am an undergraduate chemistry student at the University of Portland and want to perform an experiment using milkweed leaves. How would I get milkweed leaves at this time of year? Any help you can p...
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Portland, OR
Timing for planting wildflower seeds in the Pacific Northwest
Do you think it is better to sow wildflower seeds in the Pacific NW in the Fall/early Winter or Spring?
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Portland, OR
Alleotrophic effects of caffeine found in Ilex species
I'm doing research for my biology class on the alleotrophic effects of caffeine. I'm planning to use Ilex vomitoria as the caffeine-producing plant. As the control I want to use another non-c...
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Portland, OR
Flower with spike of yellow flowers with hairy purple filaments
Fuzzy purple stamens! I can't find this plant identified anywhere. Blooms abt 1" or a little more across. 5 yellow petals, 5 sepals, & 5 stamens with yellow anthers, & the filaments are covered wi...
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