Not every pretty plant has a pleasant disposition, there are a number of toxic flowers around us although they are very beautiful and attractive. And in the post today we want to share 13 Beautiful Flowers But Contain Toxins. No one is saying you should remove them or avoid them altogether. For the best, however, you should know the names of those flowers to avoid problems and become aware of what the consequences might be to your kids and pets.
These flowers look harmless to the naked eye, but they also contain toxins and poisonous substances that can be lethal. These plants might be lurking in your garden, hiding behind fragrant flowers and beautiful blooms. Are you ready to spend your time checking the names of these flowers with us?
#1 Daffodil (Narcissus)
Source: Narcissusflower
The bulbs are the toxic part of this popular and familiar flower. If too much ingestion can cause vomiting, diarrhea, squeeze cases, tremors, and heart rhythm disorders.
#2 Azalea
Source: Flowermeaning
Both azaleas and rhododendrons are poisonous to pets. Flowers to leaves or stems can lead to nausea, abdominal pain, and difficulty in breathing if eaten.
#3 Lily of the Valley
Source: Istockphoto
The lily of the valley is very toxic, flowers, leaves, and stems should not be eaten. The plant contains cardiac glycosides, which act directly on the heart and cause vomiting, illusion, blurriness, and slow heart rates and can be fatal in some cases.
#4 Lantana
Source: Amazon
This flower is known for its intense fragrance and it also attracts butterflies. All parts of the plant contain liver toxins. Symptoms like depression, vomiting, fatigue, and liver failure are possible after ingestion.
See also 10 Houseplant Pests And Ways To Control Them
#5 Hydrangea
Source: Gardendesign
Hydrangeas contain a small amount of cyanide and can be lethal if ingested heavily. Although they are not dangerous for humans, ingestion of a specific amount of leaves or flowers can cause vomiting, diarrhea, and lethargy in pets.
#6 Wisteria
Source: Freedom-flowers
This flower has mildly poisonous, mainly to cats and dogs. Every part of it is poisonous, especially seeds. If only a few seeds are ingested they can cause mild abdominal pain, vomiting, diarrhea, and depression in the central nervous system.
#7 Morning Glory
Source: Trulyexperiences
Not all species of morning glory are poisonous but there are few, whose seeds are poisonous if swallowed. Morning glory contains the toxic called lysergic alkaloids, which cause medical signs like diarrhea, in-coordination, and liver failure if a large amount of seeds is ingested.
#8 Clematis
Source: Almanac
This flower is rather mild but toxic, clematis is poisonous. When touched or consumed, the toxin called anemonin (irritant glycoside) affects both pets and humans. It can cause dermatitis in some people after contact and mild burning sensation and an ulcer in the mouth if eaten. And while pruning clematis, care to wear gloves. It also affects the pets, and causes nausea and drooling. Clematis has a bitter taste, so pets don’t touch it!
#9 Calla Lily
Source: Thegardeningcook
Calla lily can be an excellent cut flower and looks beautiful, its leaves are edible after cooking. According to North Carolina state university, all parts of calla lily are poisonous and contain calcium oxalate crystals because of this, eating any part of the plant raw can cause swelling of the lips, tongue, and throat. Similar symptoms occur to the animals if eaten.
See also 22 Front Yard Flower Bed Ideas
#10 Periwinkle
Source: Gardenersworld
It has mildly poisonous and contains a group of alkaloids. It is used to cure high blood pressure. Its excess consumption causes a drop in blood pressure and hypotension.
#11 Calotropis
Source: Ouriquesfarm
The latex of calotropis ooze out from the flowers and leaves that contain calotropis, which if contact with the eyes can cause blindness.
#12 Foxglove
Source: Gardenersworld
Foxgloves are used to prepare medicines, all parts of the plant are mildly poisonous, and contain digitalis glycoside, digitoxin, and deslanocide to use in heart medicine. However, if you ingest a particular amount of foxgloves it can cause headache, stomach pain, and fainting.
#13 Oleander
Source: Stillpointaromatics
Oleanders are charming, fragrant, and loved by homeowners. They bloom in white, pink, yellow, or red. But be careful if you have kids, just eating a meager amount of this toxic flower can be dangerous. Because all parts of oleander are extremely poisonous if ingested, even the smoke burned from its wood is toxic. Symptoms of poisoning include dehydration, fever, slow heartbeat, tremors and death is also possible.
Related Articles

With a love for all things creative and hands-on, Adarshini has dedicated her life to exploring various do-it-yourself projects. Through her books and online platforms, she inspires and empowers individuals to unleash their creativity and transform everyday objects into unique works of art. Adarshini ‘s step-by-step instructions and innovative ideas have garnered a large following, making her a respected authority in the world of DIY.