Cotoneaster spp are a genus of flowering evergreen shrubs or small trees from the rose family. They are native to Eurasia, but have been cultivated worldwide for their use as ornamentals, and are now considered invasive in many countries, including the United States.
All parts of Cotoneaster spp can contain varying amounts of cyanogenic glycosides, which are toxic if ingested. Although there have been no previous cases of poisoning by this genus of plants in horses, there has been fatal case involving a llama. Horses are susceptible to cyanide poisoning, which is caused by ingestion of cyanogenic glycosides.
- Cyanosis
- Dyspnea
- Tremors
- Convulsions
- Irregular Heartbeat
- Loss Of Consciousness
- Difficulty Breathing
- Death
PHYSICAL CONTROL: Mechanical methods: Removal by a weed-whacker may be feasible at the seedling stage, but it is imperative to cut plants close to the ground, which risks hitting rocks. If herbicide is not applied, the stump will produce profuse coppice shoots. Effort required to kill the stump can
