While most conifers are not poisonous to dogs, some can be harmful if ingested. Yew and dogwood trees, for example, contain toxins that can cause vomiting and diarrhea in dogs.
Conifers are a type of tree that includes evergreens, pines, firs, and cedars. They are popular trees to have in yards because they are low-maintenance and provide year-round interest. Many people don’t realize that conifers can be poisonous to dogs.
The sap from these trees contains chemicals that can cause skin irritation, vomiting, diarrhea, and respiratory problems in dogs. If your dog ingests any part of a conifer, it is important to contact your veterinarian immediately.
Are Evergreens Toxic to Dogs?
Many people are unaware that evergreen trees can be toxic to dogs if they ingest the needles or bark. Some of the more common symptoms of toxicity include vomiting, diarrhea, drooling, weakness, and tremors.
In severe cases, it can lead to liver failure and death. If you suspect your dog has ingested any part of an evergreen tree, it is important to seek medical attention immediately.
Are Fir Trees Poisonous to Dogs?
No, fir trees are not poisonous to dogs. However, the oils in the needles can be irritating to a dog’s skin and digestive system if they consume a large amount.
Are Evergreen Trees Poisonous to Dogs?
It’s a common belief that evergreen trees are poisonous to dogs, but this is not the case. While there are some evergreen species that can be toxic to dogs if ingested, the vast majority are perfectly safe.
Many dogs enjoy chewing on evergreen branches and needles as a way to relieve boredom or teethe during their puppyhood. So, if you’re wondering whether it’s safe to let your dog play in an evergreen tree, the answer is probably yes.
Just make sure they don’t eat any of the needles or branches, as this could cause stomach upset. As always, consult your veterinarian if you have any concerns about your dog’s health.
Are Conifers Poisonous to Cats?
Yes, some conifers are poisonous to cats. The most common toxic conifer is the yew, which contains a compound called taxine. Taxine is a cardiac toxin that can cause vomiting, diarrhea, seizures, and death if ingested in large enough quantities.
What is Poisonous to Dogs in the Garden
Many common garden plants are poisonous to dogs if ingested. Some of the most dangerous include:
Rhododendrons and azaleas: These popular shrubs contain grayanotoxin, a substance that can cause vomiting, diarrhea, weak pulse, and even coma in dogs. Even small ingestions can be deadly, so keep your dog away from these plants!
Sago palms: All parts of this plant are poisonous to dogs, but the seeds (nuts) are the most toxic. Ingestion can cause severe liver damage and even death.
Oleander: Another pretty but deadly plant, oleander contains several toxic compounds that can cause gastrointestinal distress, irregular heartbeat, and seizures in dogs.
Lilies: Many types of lilies are toxic to dogs, including daylilies, Asiatic lilies, tiger lilies, and Easter lilies. Even small ingestions can cause kidney failure in dogs, so it’s best to keep them away from all lilies.
Autumn Crocus: The entire plant is highly toxic and can cause severe gastrointestinal and kidney damage, respiratory failure, and death.
Foxglove: Ingesting any part of the foxglove plant can cause heart failure, tremors, and vomiting.
Castor Bean Plant: The seeds of the castor bean plant contain ricin, a highly toxic substance that can be lethal to dogs.
Daffodils: Ingesting daffodil bulbs can cause severe gastrointestinal issues, convulsions, and a drop in blood pressure.
Tulips: The bulbs contain toxins that can cause nausea, drooling, and, in severe cases, difficulty breathing and an increased heart rate.
Chrysanthemum: These plants contain pyrethrins, which can cause vomiting, diarrhea, hypersalivation, and incoordination.
Conclusion
Yes, some conifers are poisonous to dogs. Yews and Taxus species are the most common, but others such as junipers can also be toxic. The toxins affect the heart and can cause arrhythmias, hypotension, and even death.
Clinical signs usually occur within 24 hours of ingestion and include vomiting, diarrhea, weakness, collapse, and cardiac arrest. If you suspect your dog has ingested a coniferous plant, please contact your veterinarian or emergency clinic immediately.
