Honeysuckle berries only become poisonous to humans when ingested in large quantities; however, they can cause illness. Their toxicity varies on the species, which range from non-poisonous to mildly toxic.Know More
The most common symptom of mild poisoning of honeysuckle berry poisoning is a stomach ache. Usually there are no other symptoms, but mild poisoning can also cause vomiting, diarrhea, sweats, dilated pupils and increased heartbeat. When these berries are ingested in large quantities, respiratory failure, convulsions and coma may occur.
Although some of the honeysuckle berries may be toxic, North Carolina State University Cooperative Extension states that the nectar from the flowers of a honeysuckle plant can be ingested without harm.Learn more in Fruits & Veggies
Raw rowan tree berries are poisonous as they contain parasorbic acid. However, if they are cooked well, the parasorbic acid turns into sorbic acid, which is not poisonous to ingest.Full Answer >
Also known as St. John’s Wort, hypericum berries are mild to moderately poisonous. In livestock, this plant is poisonous and can cause skin irritation, panting, confusion, anorexia, depression and an abnormal increase in body temperature.Full Answer >
According to Eat the Weeds, there are 180 varieties of honeysuckles. Some have edible berries, but most have toxic berries. Careful identification would be needed to eat berries from honeysuckle plants. However, they do have nectar inside their flowers that is safe for people to consume.Full Answer >
Apple seeds contain cyanide, a poison that is poisonous to humans. According to About.com, consuming the seeds of an apple, however, is not typically dangerous or lethal to people.Full Answer >