It is normal to feel some stress during pregnancy. Your body is going through many changes, and as your hormones change, so do your moods. Too much stress can cause you to have trouble sleeping, headaches, loss of appetite, or a tendency to overeatâall of which can be harmful to you and your developing baby. High levels of stress can also cause high blood pressure, which increases your chance of having preterm labor or a low-birth-weight infant.
1 Arborvitae: Plants toxic to dogs that can cause poisoning if eaten in large quantity. Look for skin allergic reaction. 2  Arrowgrasses: leaves can be toxic.  Arrowhead vine: can cause swelling in the mouth, swalloing difficulty, breathing problems, stomach upset.
Lily of the Valley. Lilly of the Valley (Convallaria majalis) is a popular holiday plant that is toxic to dogs and requires aggressive treatment. Symptoms of plant poisoning which are common to most poisonous plants include diarrhea, nausea and drooling.This particular plant also can cause severe cardiac arrhythmias, seizures and a decreased heart rate. Emergency medical attention is needed.ist of Dog Toxic Plants. This is a list of the most common types of dog poisonous plants. It does NOT contain every possible variety. Click on the link on the top of each column to see more details on the toxic parts of the plant, why it is poisonous to dogs and related symptoms.