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topicquestion
What plant looks like poisonous water hemlock
March 28, 2016
I thought that hemlock was a tree. I grew up in Carmel Valley, CA. As a kid we used to play in fields that looks just like this stuff. Some were over six feet and an inch around. In summer we pulled ...
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White and Violet Flower in Missouri
March 17, 2016
When I was small I came into contact with a plant that gave me cold sweats, chills and hallucinations. All I remember was it bore a single flower with a little white and a lot of violet. It had a dark...
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Are Carolina jessamine flowers toxic to bees?
March 08, 2016
Hello Mr. Smarty Plants, My husband and I recently planted 15 yellow Carolina Jessamine bushes along our back fence. Our hope is that it will vine up into the fence and give us privacy. I went online...
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Should flower stems of Texas mountain laurel be removed after they bloom?
March 02, 2016
Should I trim off the old flower stems from this years bloom on a Texas Mountain Laurel?
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How to Control Poison Ivy
February 22, 2016
We have lots of Poison Ivy on a site we are clearing it is adjacent to a pond and children are around this area all the time. We are creating hiking paths. I have a lot of experience but I do not wan...
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Is Penstemon Poisonous to Dogs?
February 21, 2016
Is Penstemon palmeri poisonous to dogs? I couldn't find in ASPA guide.
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Western Poison Oak Sap Transfer
January 26, 2016
My partner is a park ranger and constantly exposed to poison oak. He gets infected sometimes but mostly seems to tolerate it pretty well. I, on the other hand, keep getting reinfected with it, all ove...
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Herbal properties of Dicentra formosa
January 23, 2016
I would like to get some information on the Dicentra formosa plant such as the benefits of the plant. Is it poisonous? Can it be infused in an oil?
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Will blue eyed grass grow under black walnut trees?
January 18, 2016
Will blue eyed grass grow under black walnut trees? I know the Siberian Iris is tolerant but the scientific names are not the same yet everything I read indicates that blue eyed grass is not in the g...
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Can a dog die from eating a holly bush?
January 12, 2016
Can a dog die from eating a holly bush?
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Non-Toxic Hedge for Wisconsin
December 17, 2015
What would be a good non-toxic for dogs, privacy hedge about 3-6 feet tall for Wisconsin climate zone 4b?
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Non-toxic trees for cattle, horses and swine in Washington state.
December 04, 2015
What non-toxic trees can be planted in cattle pastures in Central Washington? We also have horses and swine on the property.
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How to get Poison Ivy?
November 22, 2015
I know this is a silly question but we have a lot of poison ivy in the area and I know that birds eat the seeds and berries, can you get poison ivy from bird poop or track it in the house? From shoes ...
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Is Poison ivy always rooted in the ground?
November 11, 2015
Does Poison ivy on a tree always start at the ground and climb up the tree or can it start producing its vine and leaves by itself at the top of the tree or middle?
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Food Allergy to Beautyberry or Persimmon?
October 22, 2015
I think I might have a food allergy to Beautyberry or American Persimmon, eaten Saturday at the North Carolina Great Dismal park. These were the only strange foods recently, though I've had persimmo...
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Do Delphiniums Transfer Toxins to Strawberries?
October 22, 2015
Is it safe to eat strawberries grown beside delphiniums?
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Indoor and Outdoor, Fast Growing Plants for California
October 22, 2015
I’m looking for the best plants for me. I have small kids so they would have to be safe. I would like them to be able to grow inside or outside. I would love for them to grow fast and reproduce fast.
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Non-toxic evergreen shrub around duck pen
September 10, 2015
I live in Zone 6a, and am looking for a non-toxic evergreen shrub to use around our fence that pens in our ducks. It doesn't have to be native to our particular state. I have 74 feet of fence on th...
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Urushiol Oil Persistance?
September 09, 2015
I'm trekking into poison ivy infested areas for work every other day. I make sure to wear long pants, long sleeves, boots, and long socks over my pants. I walk into my office to drop off supplies and...
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Is Convolvulus equitans poisonous?
August 22, 2015
Hello, Can you tell me if convolvulus equitans is poisonous? If so, can you tell me how poisonous and which parts are poisonous? I am considering putting this in my backyard but I have a dog and an...
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Plant Identification
August 07, 2015
I live in southeastern Michigan. I found a plant growing in the backyard that caught my eye. I chalked it off as a weed, but it's unique. It is shaped like a bushing type plant, has red stem, each cl...
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Does Virginia creeper cause a rash?
July 09, 2015
Does Virginia creeper cause a rash to everyone or those who are only allergic as in an allergy like a peanut allergy? Is it something that should be avoided like poison ivy? And does the sap stick to ...
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Discouraging Poison Ivy
June 27, 2015
Is there a fern that discourages poison ivy from growing?
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Is Texas mountain laurel honey toxic?
May 25, 2015
I have been told that honey produced from the flowers of my Texas Mountain Laurel (Sophora secundiflora) would not be safe to consume. Is this correct? The only information I have been able to find is...
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Fruit and nut trees safe for horses.
May 11, 2015
My husband and I just moved to Elgin. We have always wanted to grow fruit/nut baring trees but didn't take in to consideration that horses might eat them. We have never had land or horses before, s...
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Identification of potentially toxic weed in California
May 08, 2015
Hi! Sorry about the error, I'm not very computer savvy! I have a weed that grows on my land; about 1 foot tall its flower looks like a Q-tip. My neighbor says it killed her horse! I can't find i...
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Will Hellebores planted in the soil near vegetables transfer poisons to them?
April 29, 2015
I just planted helleborus in my garden and have now read that they are toxic. They are planted near vegetable plants, will they affect the vegetables and leave them inedible? Also, are they toxic to d...
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Vines for a backyard pergola not toxic to dogs and cats
April 26, 2015
We have just built a pergola in out backyard and are wanting a vine to grow up and around the posts. We have 3 dogs and also have a cat that loves to go outside. We are really looking for something th...
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Is Thyme Toxic to Cats?
April 15, 2015
Is 'Pink Chintz' thyme, the ground cover, toxic to cats?
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Non Toxic Fruit Plants
April 03, 2015
I am trying to plant on my backyard. My dog spends about 8 hours a day outdoors and I am afraid she will be poisoned. I am overwhelmed by the information of toxic trees\plants for dogs. However, I ju...
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Pool-Side Plants for Miami
April 02, 2015
I am looking for plants, along the line of ti plant cordyline features, to plant around my chlorinated pool area with full South Miami sun. We have a dog therefore they must be non-toxic plants. The...
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Agave attenuata Poisonous?
March 12, 2015
Is Agave attenuata (foxtail agave) poisonous to horses or humans?
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Non-Toxic Flowering Vine for Sunny Trellis in California
March 12, 2015
I am looking for a flowering trellis plant that is non-toxic to my dog, will grow in the California area that I live in, and will be in full sun.
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Skin Reaction form Cochineal on Prickly Pear
February 16, 2015
I have severe burning and peeling skin on pads of fingers after touching "white stuff" on a prickly pear. White stuff tuned purple then burned skin even after washing hands. Skin has been cracking a...
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Are Viguiera dentate leaves toxic to dogs?
November 26, 2014
Many dogs on the Turkey Creek Nature Trail in Emma Long Metropolitan Park love to snack on the leaves of the Viguiera Dentata plants. The leaves SEEM to be harmless. I am writing to request informat...
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Is the fruit of Melothria pendula edible?
November 22, 2014
Is the fruit of Melothria pendula edible?
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Kousa Dogwood Fruit Toxic to Dogs?
October 14, 2014
Are Kousa dogwood berries toxic to dogs?
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Is mulch from hackberry and chinaberry trees safe for flowerbeds?
September 17, 2014
We had to remove several large hackberry and china berry trees. Is its mulch safe to use in garden and in flower beds?
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Groundcover for shade in Duval County, Florida
September 17, 2014
What low growing ground cover would be good for a lake edge area. This area is shaded with overlying woodland type trees. I planted some autumn ferns but they have getting overrun with poison ivy. I a...
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Are Castor Bean Leaves Toxic to Pets?
September 13, 2014
I understand that the beans of the castor plant on lethal if chewed on. Are the leaves that toxic? I would love to plant this plant and not let it flower, but I do have visiting grandchildren and dog...
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Identification of bush/vine with purple berries
August 09, 2014
I was clearing fence line and came across this plant it looks like a Bush but underneath grows like a vine it has long broad leaves that reminded me of Polk salad but it grows berry clusters the berri...
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Is Viburnum dilatatum 'Henneke' (Cardinal Candy) toxic to horses?
July 01, 2014
Is Viburnum-Cardinal Candy/Viburnum dilatatum 'Henneke' reported to be toxic or non-toxic to horses?
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Identification of possible toxic plant in Austin, TX
June 20, 2014
When we hike with our dogs along Turkey Creek in Austin, they seem to make a bee line to a small green leafy plant when they find it along the trail and eat a few leaves of it. We assume it's not dan...
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Eliminating silverleaf nightshade from Albuquerque NM
June 07, 2014
I have silverleaf nightshade in my yard and would like to eradicate it (yeah, I know, good luck!) or at least control it. Do you have any suggestions?
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Plant ID from San Marcos TX
June 07, 2014
My dogs love to eat the leaves of a certain little orange wildflower. It might be Wedelia or Texas creeping oxeye. Have you ever heard of this?
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Is Phyla lanceolata (frogfruit) poisonous to dogs fromTitusville FL?
June 01, 2014
Is Phyla lanceolata, also called Fogfruit, Lanceleaf Fogfruit, or Northern Fogfruit, toxic to dogs? We have it growing amongst our grass. I can't find it on any toxic plant list.
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Non-native astilbe resemblance to non-native poisonous castor bean from Tomslake BC
May 21, 2014
I have a plant that looks like a castor bean but it has flowers like a Younique Silvery Pink Astilbe. Need to id because castor bean is poisonous. This plant grows up to 5 feet in height. Thank you !
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Will Canada geese eat Asclepias tuberosa from Cape May Court, NJ
May 20, 2014
Will Canada geese eat my butterfly milkweed (Asclepias tuberosa)? I know this plant is deer resistant. I really want to plant some on sandy bank near pond in my back yard, but I fear the geese will ...
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Muhlenbergia dumosa safe for horses from Austin
May 13, 2014
Is Muhlenbergia dumosa safe for horses? Will horses eat it? I have a client who has a mini-horse who visits her property on occasion, and I want to ensure that what I plant is both safe for the hors...
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Is Fern-like Plant with White Flower Poison Hemlock?
May 06, 2014
I have a fern-like plant which produces white flowers that uncurl from the stem as the plant starts to grow. Is this poison hemlock?
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Plants for farm animals from East Greenwich RI
May 03, 2014
What type of perennial flowers and shrubs are safe to plant around farm animals (dogs, horses, chickens, turkeys) in New England climate?
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Native Plants Toxic to Dogs?
April 22, 2014
Are society garlic, Salvia greggii, black escarpment cherries, and wine cup wildflowers toxic to dogs?
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Planting Mountain Laurel grown from seeds in Argentina
April 09, 2014
Hello, I was transferred to Cordoba, Argentina 2 years ago from San Antonio, the climate hereis similar to S. TX, anyway I brought some mountain laurel seeds with me and they have been in 2 gallon pot...
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Plant mistakes from Cedar Park, TX
April 09, 2014
At our "Wilts End" in Cedar Park, TX. and are looking for a tall shrub/tree that will hide a 6-ft tall concrete wall and muffle the noise from a busy street. The wall forms a very wide-angled V shap...
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Butterfly Garden, non-poisonous to Dogs, in Taylor MI
March 27, 2014
I have a small fenced yard with a patio that my dogs have free access to. I would like to create a butterfly garden and add other plants that are non toxic to my dachshunds. Any suggestions. I am f...
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Defense against poison ivy from The Woodlands TX
March 24, 2014
Hi and thank you in advance for your help. My husband is allergic to Poison Ivy, Oak, Sumac, or something in our yard. We need someone who is very knowledgeable to come and identify any poisonous pla...
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Different colors of Argemone spp. from McAllen TX
March 16, 2014
I took pictures of at least 5 colors of pricklepoppy today. Is this common to have so many colors in one area? How do I harvest the seedpods and when is the best time to do so?
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Evergreen trees for California that are non-toxic for dogs
February 19, 2014
Hi, we live in California, San Bernardino County and would like to know what evergreen trees are safe to plant in our backyard with 2 little dogs being around. I did quite some search online but ever...
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Is non-native mascagnia macroptera poisonous to animals from Hockley TX
February 17, 2014
Is Mascagmia macroptra (Butterfly Vine) poisonous to animals (horses and dogs)?
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Tough, Non-toxic Vine to Cover Fence in Washington
February 16, 2014
I have about 150 feet of 6-foot high chain link fence that I would like to cover with a vine for privacy. I really want an evergreen or semi-evergreen plant that requires very little care. I also don...
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Are the berries of Gun bumelia poisonous to dogs from Willow Park TX
February 13, 2014
We have been told we have a Bumelia Lanuginosa (Chittamwood) tree in our yard. My dog has been eating the berries. (She has had stomach issues for several months and only recently found out she has ...
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Are magnolia trees toxic for dogs?
February 05, 2014
Del Mar, California- are magnolia trees, (their bark, roots, pods) toxic to small dogs? My Westie terriers are exhibiting lack of appetite and diarrea this late winter. Tonight I saw on our local n...
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Identification of shrub with red berries in Tennessee
January 24, 2014
Hello, I've got a shrub in my backyard; it has leaves off in groups of 3 and it has multiple reddish berries in groups by the dozens. I'm not sure what plant it is. The shrub is stick-like and appr...
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List of poisonous plants for Bexar County, Texas
January 14, 2014
I need to know local poisonous plants in Bexar County San Antonio. Please respond soon I'm trying to get Tenderfoot tonight and am doing my board of review.
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Vines for fence, safe for horses in California
December 12, 2013
I live in a fire prone part of Orange County, CA named Silverado and own horses. Am interested in fast growing vines to cover a fenced area which are horse safe. Thank you.
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Shrubs not toxic to cattle in NJ
December 09, 2013
I am working to rejuvenate the hedgerows on a farm in New Jersey by removing invasive plants and planting native shrubs. How do I find out which native shrubs are toxic to cattle and should not be pl...
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Are bald cypress cones toxic to dogs?
October 27, 2013
Are bald cypress tree seed pods poisonous? to dogs? We just got a rescue dog and we go out in the yard with her. But now that we are into fall and the pods are falling. She goes right to them. Are...
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Plants Toxic to Horses
October 26, 2013
I want to put planters on the front of my horse barn, which is also in the front field, so the horses could eat what is in it if they want to. I am looking to put a miniature pine tree in the planter....
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Remedy for sore finger scratched by an Agave plant
October 18, 2013
I scratched my ring finger on a Agave plant this afternoon. It did bring blood to the surface and i washed it off. Where the scratch is, is very tender and it is swollen and tingles. Any suggestions f...
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Flying insects eating leaves of non-native Brugmansia in Aline CA
October 17, 2013
I have an Angel Trumpet tree. We live in Aline, California 30 miles east of San Diego. Little yellow and black flying bugs eat the leaves. Do you have a remedy for this problem.
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Juniperus Toxic to Pets?
October 15, 2013
Are blue rug juniper plants toxic to dogs?
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Plant-related skin rashes from Round Rock TX
September 23, 2013
I have been plagued with persistent skin rashes this summer, and it is happening with plants that have never bothered me before, for example, red yucca. The dermatologist says it is a plant reaction,...
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Are seeds of trumpet vine poisonous from Creston BC
September 12, 2013
Are the seeds in the trumpet vines pods poisonous to humans or can I use them as dried beans? I have one plant that covers most of my house's south wall. It is a very established plant.
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Identity of plant with thorns in Maryland
August 27, 2013
I live in Maryland and was walking in the woods one day when I accidentally stumbled in to a thorn bush. I don't remember what color the thorns where or very much about the plant in general but I do ...
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Does non-native Crown of Thorns cause cancer?
August 24, 2013
Does the plant, Corona De Cristo (Crown of thorns) cause cancer?
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Shade trees not toxic to dogs in Kempner TX
August 21, 2013
Dear Mr Smarty Plants, we are looking for shade trees to plant around our home in Kempner, Tx. I saw another family that asked a similar question but we have dogs and holly or oak trees are toxic (my...
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Identification of shrub/small tree with small purple fruit
July 31, 2013
Hi! I have a tree/bush that has come up on its own in the backyard. This year it set what looks like small purple plums. Is there any chance that they might be poisonous?
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Shrub to scrren house from dust from gravel road
July 28, 2013
HI: We live in the foothills of Dobbins, California (2 hours North of Sacramento, Ca). I live on a gravel dirt road with traffic that goes about 45 miles an hour. When they drive by our house it lo...
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Is Bignonia capreolata (Crossvine) known to cause skin irritation
July 23, 2013
Is Crossvine (Bignonia capreolata L.) known to cause a rash? We are trying to identify the source of a rash-after-gardening, and have not seen any of the big three (poison ivy, poison oak, poison suma...
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Controlling Cnidoscolus texanus (Texas bullnettle)
July 18, 2013
Hello,I need your help to control some nasty weeds in my yard/pasture. I am an old timer and do not have a picture to include—haven't figured out that part of the camera/phone yet. This weed is a pri...
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Member of Taxus genus native to southern Illinois from Granite City IL
July 12, 2013
Is there a native Southern Illinois similar to Taxus baccata? I live in Granite City IL and am looking for a native plant/scrub that stays green year round about 2-3 feet tall to it helps insulate the...
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Is Sucissa pratensis (Devil's bit scabious) allelopathic?
July 04, 2013
Lady Bird Johnson Wildflower Center pointed me to you. Can you comment on Devil's Bit Scabious? A neighbor pointed out these volunteer plants in my yard and wants me to kill them. He called them Devi...
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Can oleander poison the ground below it?
June 29, 2013
Can oleander poison the ground below it? Would it kill/damage grass or other plants below it? Thanks.
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Poison Ivy in Semi-wetland Massachusetts
June 27, 2013
You answered this question for Tennessee, but I would like an answer for a Massachusetts semi-wetlands area: What can I plant to discourage poison ivy, or at least make it very clear that it is poison...
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Major poisonous plants in California
June 26, 2013
Hi! So I'm working on an art project that requires a comprehensive list of poisonous plants within California. I'm looking specifically however, for plants which are fatally poisonous (upon inges...
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Is non-native Ixora poisonous to horses?
June 26, 2013
My horse was eating an ixora bush at a park in south florida. Is the Ixora shrub poisonous to horses?
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Source for a soapberry in Pittsburgh PA
June 22, 2013
Flower box Where can I buy a soapberry tree in Pittsburgh Pennsylvania?
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Can poisonous seed of wild plum be safely removed after steaming from Seymour IA
June 20, 2013
I read on a related questions that you said the pit/seeds of all wild plums are poisonous. My question is this, can I juice the entire fruit for making jelly without removing the pit first? I have a s...
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Can animals eat bottlebrush buckeye without being poisoned?
June 13, 2013
Can deer, bear and wild turkey and squirrels eat the nuts and leaves from the bottlebrush buckeye shrub without being posioned by it.
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Ingestion of agave sap from Albuquerque NM
June 11, 2013
My boyfriend was out in the Arizona desert without water for two days and sought moisture through what he thought was a yucca plant but instead we believe was agave. He sucked the moisture off the ins...
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Non-floweriing vines not poisonous to dogs from Pittsburgh PA
June 10, 2013
Are there any vines or crawlers (nothing that flowers) that are non poisonous to dogs? Everything I am finding is poisonous, I want to plant some vines up a chain link fence around a swimming pool.
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Damaged leaves on bottlebrush buckeye from Glen Mills PA
June 09, 2013
My recently planted bottlebrush buckeye plants' leaves are looking damaged but it doesn't look like insect or fungus damage. They look battered by wind but I don't understand why that would happen...
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Vines non-poisonous to dogs from Madison WI
June 09, 2013
Are there any vines or crawlers that are non poisonous to dogs? Everything I am finding is poisonous, I want to plant some vines up a fence on their kennel run.
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Is Clethra alnifolia toxic to dogs?
June 01, 2013
Is Clethra alnifolia toxic to dogs?
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Climbing Vine for Illinois That is Non-Toxic to Dogs
May 31, 2013
I am looking for a climbing vine hardy in Illinois (zone 5) that it non-toxic to dogs. Can you help?
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Spreading Poison Oak to Clothes and Shoes
May 31, 2013
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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Non-native pothos ivy from Houston
May 30, 2013
My pothos devils ivy is about 5 years old and grows outside. A couple of years ago its leaves became spectacularly large, like 12" wide and its stalk about 1 - 2" wide. A couple of years ago i gui...
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Beneficial characteristics of Phytolacca americana (Pokeweed)
May 21, 2013
I have a surprise Polk weed plant growing in my back yard, does it have any beneficial uses,and if not, how best to eradicate it. Thank you.
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Non-native Star Jasmine poisonous to dogs from Dallas
May 20, 2013
Is star jasmine poisonous to dogs?
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Wildlife garden for Austin
May 19, 2013
I am trying to make my backyard more wildlife friendly. I have pecan trees for the canopy and some understory shrub/trees like rough leaf dogwood and redbud. I am having a really hard time finding sui...
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