Plants that dogs cannot eat are:

1. Plants containing insoluble oxalates: Philodendron philodendron, pink leaf, color leaf taro, Araceae, taro. If animals accidentally eat it, the needle-shaped crystals and protein-dissolving enzymes will cause severe mouth and throat irritation. It can also damage blood vessels and cause bleeding. If your dog eats, he or she will drool, vomit, have a paralyzed throat, and in more serious cases, it may even lead to kidney failure.

2. Plants that are irritating to the gastrointestinal tract of dogs: Christmas red, mistletoe, aloe vera, unicorn flower, azalea, tulip bulbs, trumpet narcissus, iris, and castor beans. These plants mainly cause gastrointestinal symptoms in dogs, such as vomiting, diarrhea, abdominal pain and other symptoms, and may also cause irregular heartbeats.

3. Plants that are extremely toxic to dogs: foxglove toxins, oleander, linglania, and foxglove. If foxglove is ingested by mistake, it can cause serious heart problems, including fainting, convulsions, and even respiratory and heartbeat arrest.

Plants that dogs can eat include:

1. Gramineae plants, such as corn leaves, wheat grass, rice, sorghum, oats, foxtail grass, black Wheat, sugar cane, etc. These plants are rich in fiber, vitamins, chlorophyll, etc., which can help dogs excrete hair balls in their bodies, and can also supplement the nutrients needed by their bodies.

2. The grasses that dogs eat mainly include blackgrass, bonegrass, goldenseal, milk thistle, valerian, etc. The grasses that dogs eat are generally non-toxic. They can be purified by eating grass. Their body system, if the dog starts eating a lot of grass, it could be that he has some disease that he is trying to treat on his own, there could be parasites in his body.