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Questions From Near You

Corte Madera, CA
Visual differences among members of the Apiaceae
What is the visual difference between queen anne's lace and hemlock and cowslip parsley? I live in Marin county, California and have often been confused as to which is what? Thank you!
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Kentfield, CA
Plant for science experiment from Kentfield CA
What is a fast growing plant I should use for a science experiment?
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San Rafael, CA
The perfect tree for San Rafael CA
Want to plant a tree that is slow growing and has shallow root system that won't lift the concrete, that does not shed, and is green throughout the year.
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san rafael, CA
Looking for a specimen shade tree in San Rafael, CA
I'm looking for a specimen shade tree that can get 30'x30', that doesn't drop a bunch of crud (seeds, etc) on the patio (leaves are ok), medium to low water requirement, roots are behaved, zone 9,...
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San Anselmo, CA
Vine for complete shade in California
I'm looking for a vine to put over my back door which is in complete shade.
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San Anselmo, CA
Plant ID from San Anselmo CA
I have a spreading ground cover that no one has been able to ID in years of searching. I have taken photos of flower and foliage. I want to ID to try to improve site conditions and increase covera...
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San Anselmo, CA
Problems with non-native Mayten tree
Hi. Our Mayten tree was doing really well, but just in the last month has last a great amount of its leaves, and it seems to be tilting slightly now. We placed some small plants in the same area of ...
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Belvedere, CA
Invasive horesetail in Belvedere CA
Can I ever get rid of horsetail? It was planted without a barrier and is now in my garden, not quite everywhere yet.
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Fairfax, CA
Native vine for California deck
Can you recommend a native California vine to grow on our deck to cover a trellis under a deck? There is a canopy of live coast oak above the deck so there is bright, filtered light. Thank you.
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94933, CA
Vine for Marin County, CA
Looking for relatively fast growing evergreen vine (not Ivy). Plant along sturdy 7 foot wire fence. Mostly sun, some shade. Soil drains reasonably well. I had some success w/ star jasmine, but too...
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North of San Francisco, CA
Inadvisability of allowing native orchids to cross-breed
Hello LBJ Native plants helper! This is the perfect place for me to ask a question that has been very perplexing to me. I live in Northern California and am doing research for naturalization of the te...
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SF, CA
Pustules on geranium
I have a geranium that has developed oblong red/brown pustules/raised bumps on the undersides of the lower leaves. The foliage around the bumps is stil green but everything else has yellowed
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San Francisco, CA
Root growth on non-native Pittisporum Tobira from San Francisco
How do the roots grow and spread for the Pittosporum Tobira shrub? I have one that is about 20 feet tall and wonder how to care for it? Do you have a picture of how the roots grow?
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San Francisco, CA
Removing juniper roots from San Francisco
Topic-Juniper Tree Root Removal (agh!) Needs-3 removed yet roots remain, some growing UNDER the cement, driveway and house!!! (under growth = ~3" as far as I can determine, thus far). Question-Do I ...
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San Francisco, CA
About Salvia superba
About 10 years ago, nurseries were offering a small salvia, called salvia superba or meadow sage. A few years later, "May Night" and "Blue Hill" appeared on the market similar to this first sal...
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San Francisco, CA
Is there an automated image download function for the NPIN Image Gallery?
Hi, I have a database/web technical question. Do you provide an interface to retrieve photos from your website programatically? Thanks!
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San Francisco, CA
Propagating Quercus agrifolia (Coast Live Oak)
I am a gardener for the city of San Francisco. I am just curious about the best way to prepare an acorn from Quercus agrifolia for planting. I have heard many ideas about using sandpaper and microwavi...
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San Francisco, CA
How to keep plants alive in a pot beside a patio waterfall.
Mr. Smarty Plants, I have a waterfall on my patio and I can't keep my plants alive in the flower pot next to waterfall. Is that beacuse of algae produced by waterfall? If so, can you please recomme...
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San Francisco, CA
Eliminating unwanted vine on arbor in San Francisco
There is a vine growing on our arbor, it has sickle-shaped pods and is crushing the arbor, how do we get rid of it?
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Novato, CA
Evergreen shrub for hedge in pasture in California
I am looking at putting in a hedge along a pasture between my neighbor and me. I was considering a podacarpus plant about every 4' for 100'. is this a fast growing, full thickness, tall evergreen bu...
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Novato, CA
Sources of native plants for Marin County, CA
Where in Marin County, California can I get native area plants?
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