German greenweed Toxic?
All parts of German greenweed are confirmed to be toxic for exposed organisms
Its toxicity level ranges from mild to severe depending on the amount of plant material ingested
It shares the same class of toxic alkaloids as the closely related common broom (Cytisus scoparius)
FAQ
Is German greenweed toxic to Humans?
Limited specific data available; expected symptoms based on related species include gastrointestinal upset, dizziness, and potential cardiac arrhythmia in high-dose exposures (High)
Is German greenweed toxic to Cats?
No formal symptom data documented; potential signs include vomiting, lethargy, and reduced appetite following ingestion (Unknown)
Is German greenweed toxic to Dogs?
No formal symptom data documented; potential signs include vomiting, diarrhea, abdominal pain, and lethargy following ingestion (Unknown)
Is German greenweed toxic to Horses?
No formal symptom data documented; potential signs include salivation, diarrhea, reduced coordination, and cardiac changes following ingestion (Unknown)
Toxicity Details
Limited specific data available; expected symptoms based on related species include gastrointestinal upset, dizziness, and potential cardiac arrhythmia in high-dose exposures
No formal symptom data documented; potential signs include vomiting, lethargy, and reduced appetite following ingestion
No formal symptom data documented; potential signs include vomiting, diarrhea, abdominal pain, and lethargy following ingestion
No formal symptom data documented; potential signs include salivation, diarrhea, reduced coordination, and cardiac changes following ingestion
Toxicity Snapshot
First Aid & Prevention
First 30 Minutes
- • Remove any remaining plant material from the mouth, skin, or surrounding area of the exposed individual immediately
- • Rinse the mouth of the conscious exposed person/animal thoroughly with clean, cool water
- • Do not induce vomiting or administer home remedies without explicit instruction from a medical or veterinary professional
Contact Vet Immediately
- • If your pet or horse has ingested any quantity of German greenweed
- • If abnormal symptoms (including vomiting, lethargy, or irregular breathing/heart rate) appear after exposure
- • If you are unsure of the amount of plant material ingested by an animal
Prevention
- • Keep this plant out of reach of children, pets, and grazing livestock including horses
- • Learn to identify this species to avoid accidental ingestion during foraging, hiking, or gardening activities
- • Remove German greenweed plants from yards, pastures, and other areas accessible to pets and livestock
Treatment & Prognosis
- • Supportive care including fluid therapy and targeted symptom management as prescribed by a qualified medical or veterinary provider
- • Decontamination measures such as activated charcoal administration if performed within 2 hours of ingestion
- • Cardiac monitoring for severe exposure cases to identify and address potential arrhythmias
Professional Toxicology
• Toxic quinolizidine alkaloids interfere with nervous system signaling and cardiac muscle function, as documented in closely related toxic Fabaceae species
Information from CliniTox veterinary text.
The following plants look similar and may be confused:
Related Toxic Plants


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Data Sources
This information is for reference only and does not constitute medical advice. If ingestion or poisoning is suspected, seek medical or veterinary attention immediately.