30 Poisonous Flowers That You Need To Know

When it comes to flowers, they are symbols of beauty that bring the great things of life that nature offers. When seeing and enjoying them every day, our lives become better and more interesting. However, there are many poison flowers in gardens. And it’s important to know which ones they are. The following list of 30 Poisonous Flowers That You Need To Know to avoid because some may even cause death if ingested.
30 Poisonous Flowers That You Need To Know
These flowers have a beautiful appearance which may make it difficult to tell that they’re harmful! They turn dangerous as soon as the plant is injured in some way. Some plants are toxic enough that just brushing one with your bare skin will cause some serious irritation. Others can really ruin your day, and if you’re not careful, can result in death. If you want to grow them, make sure they are high up or in a place where pets can’t reach them. Are you ready to spend your time checking the names of these flowers with us!

#1 Poinsettia

Source: Homestolove

Poinsettia is a toxic flower to humans and pets with a wide range of symptoms of poisoning such as vomiting, diarrhea, breathing difficulties coma, or even death for furry friends.

#2 Rhododendrons

Source: Thespruce

Just one leaf of Rhododendrons can cause vomiting, diarrhea. If ingested by humans or animals being it may result in depression or even coma.

#3 Gloriosa Lilies

Source: Gardeningknowhow

Gloriosa lily is a type of dangerous flower to humans and animals. It can cause vomiting, abdominal pain, diarrhea, or convulsions along with death.

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#4 Tulips

Source: Simple.wikipedia

Tulips contain a number of alkaloids and their bulbs could make some people sick if they consume large amounts. Vomiting, diarrhea, and even convulsions are symptoms if you consume them.

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#5 Coneflowers

Source: Hgvt

Coneflowers contain pyrethrum alkaloids that can irritate the skin upon contact with mucous membranes such as eyes or mouth through dermatitis.

#6 Bird of Paradise

Source: Gardenersworld

Bird of Paradise contains toxic for humans and pets. All parts of the plant can cause nausea and vomiting.

#7 Iris

Source: Newengland

Iris contains alkaline compounds that can cause problems for both people who suffer from hay fever allergies. It also is harmful to animals as well.

#8 Hydrangeas

Source: Thespruce

Hydrangea contains saponin in these flowers causes diarrhea which could land you very sick quickly enough. Although hydrangea is not as toxic as some other plants, it can still cause a lot of discomfort and vomiting if ingested.

#9 Bluebells

Source: Britannica

Bluebells can cause numbness in the mouth and throat, progressing up through the body with symptoms including heart palpitation. If eaten in larger quantities, this may lead to seizures, dizziness, headache, drowsiness, confusion, vision problems, or bluish discoloration on fingers.

#10 Hemlock

Source: Indystar

All parts of the hemlock are dangerous with symptoms including breathing problems, seizures, and even death if ingested.

#11 Wisteria

Source: Gardeningknowhow

Wisteria has petals and stems that contain glycosides causing gastric distress if ingested, as well as skin irritation causing dermatitis in those who come into contact with it. Its most toxic part is the seeds.

#12 Oleander

Source: Bhg

Oleander is a toxic flower that contains the highest level of poison causing all sorts of health issues like dizziness or convulsions when ingested. White oleander is a toxic plant that can prove fatal to both humans and animals.

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#13 Snowdrops

Source: Romaniajournal

Any part of Snowdrops is also poisonous that causes vomiting, diarrhea, and general gastrointestinal distress.

#14 The Azalea

Source: Flowermeaning

All parts of Azalea contain grayanotoxin that causes vomiting and affects cardiac function causing low blood pressure. When ingested a small amount might just make you sick with symptoms similar to food poisoning.

#15 Daffodil

Source: Ashridgetrees

The beautiful yellow flowers of Daffodil are dangerous for humans as well as cats or dogs who eat them orally or through contact with their skin. Also, its flowers are filled with toxins that can cause a stomachache, headache, and nausea. Daffodil bulbs can lead to vomiting and abdominal pain.

#16 Chrysanthemum

Source: Lifeisagarden

The flowers of the Chrysanthemum are poisonous that cause vomiting, diarrhea, nausea, or even convulsions.

#17 Cyclamen

Source: Gardeningknowhow

Cyclamen petals are poisonous and can be hazardous to cats and dogs but aren’t fatal.

#18 Desert Rose

Source: Hgvt

The leaves of the Desert Rose contain toxins that can cause vomiting and diarrhea if consumed by humans.

#19 Calla Lily

Source: Easytogrowbulbs

Calla Lily contains poisonous alkaloids and causes intense burning and swelling in the mouth.

#20 Larkspur

Source: Lovethegarden

Larkspur is toxic to both humans and animals that cause vomiting or inflammation of the mouth. Larkspur chemicals can be lethal to humans and animals when ingested and might cause heart failure. Its nectar or pollen on its petals causes problems when contact with skin or inhalation.

#21 Bleeding Heart

Source: Gardener

The Bleeding Heart can cause seizures and other health problems. Its flowers are known for their poisonous alkaloids which may lead to heart issues in some people.

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#22 Milkweed

Source: Gardendesign

Milkweed contains cardiac glycosides causing vomiting and diarrhea as well as abdominal pain.

#23 Easter Lily

Source: Oprahdaily

The beautiful white petals of Easter Lily contain lycorine that causes nausea, vomiting, diarrhea, burning urination among other symptoms.

#24 Foxglove

Source: Theguardian

Foxglove is a toxic flower that causes nausea or difficulty swallowing when ingested.

#25 Castor Bean

Source: Amazon

The seeds of Castor Bean can kill an adult human being. The plant is also very toxic.

#26 Belladonna

Source: Fs.fed.us

Belladonna is extremely poisonous for both humans and pets causing dilated pupils, dry mouth, fever as well as convulsions.

#27 Hyacinth

Source: Thespruce

Hyacinth can cause vomiting and diarrhea.

#28 The Peace Lily

Source: Bunches

The white sap of The Peace Lily causes you some discomfort if it gets in your eyes or on broken skin. The poison inside of this flower could even burn out the mouth and cause stomach pain and vomiting too!

#29 Amaryllis

Source: Theforestflower

Amaryllis contains alkaloids that cause nausea, vomiting, labored breathing, heart arrhythmia, and in the worst-case scenario, it can even cause death if ingested in large quantities.

#30 Lily of the Valley

Source: Gardeningchannel

Lily of the Valley creates poisonous crystals inside its leaves and stems and causes nausea headaches, even heart problems are possible outcomes from eating this plant.

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