Poisonous Plants for Dogs
There are a number of plants that are toxic for dogs. In general dogs will stay away from poisonous plants but sometimes boredom or curiosity leads to them taking a nibble on something dangerous. If dogs eat these poisonous plants it can cause symptoms from vomiting to serious illness and even death.
A list of the more common house plants that are poisonous for dogs is provided below. It is not conclusive and if a plant in your garden is not listed here it doesn't meant that it's not toxic for dogs. A more comprehensive list of both toxic and non-toxic plants for dogs is availabel on the ASPCA website.
This list of toxic plants for dogs was gathered from the Cornell University –