
What was Tansy used for in medieval times?
Tansy was used to treat intestinal worms, rheumatism, digestive problems, fevers, sores, and to bring out measles. During the Middle Ages and later, high doses were used to induce abortions. Contradictorily, tansy was also used to help women conceive and to prevent miscarriages.
What is tansy tea good for?
Tansy tea is often prescribed for joint pain or to alleviate fluid retention. It helps eliminate intestinal worms. Historically, a tea brewed from these dried flowers or leaves has also been used as a parasitic to treat intestinal worms, and for killing roundworm or threadworm in children.
What are the uses of tansy seeds?
It is effective remedy for Poor Appetite, Ague, Jaundice, Sciatica, Toothache, Bruises, Sunburn and Dropsy. The seeds of Tansy eliminate worms.
What are the different types of plants that use tansy?
Other plants that are helped in one way or another by the close presence of tansy include corn, squash, roses, beans and peppers, as well as raspberries and various other kinds of fruit.
See more

How do you make tansy tea?
Ingredient: Organic Tansy (Tanacetum vulgare) herb top (leaf and flower). Herbal tea dosage: Infuse a level teaspoon of this plant in a cup of boiling water, cover, infuse 3 to 5 minutes and strain. Drink 1 to 2 cups a day. Duration of use: Do not take in large doses or for a long time, no more than 2 weeks at a time.
Can you eat common tansy?
The plant produces alkaloids (neurotoxins and cardiotoxins) that are toxic to humans and livestock if consumed in large quantities. Common tansy has been used for medicinal purposes; human consumption has been practiced for centuries with few ill effects, but the toxic properties of the plants are cumulative.
What is tansy poisonous to?
It is toxic to all classes of livestock but most toxic to cattle and horses. At doses likely to be ingested, it causes a chronic liver disease that is seen as a cirrhosis-like hepatic degeneration. Affected animals generally die within several weeks or months after the tansy ragwort has been eaten.
Are tansy leaves edible?
Used as food: Set all in a sauce-pan, just to thicken, over the fire; then put it into a dish, lined with paste, to turn out, and bake it. ' Eaten in large amounts tansy can really upset your stomach. The presence of thujone is what causes the toxicity of the plant and it's bug repellent qualities.
Is tansy toxic to humans?
Tansy contains a poisonous chemical called thujone. People have died after taking as little as 10 drops of tansy oil. Deaths have also been reported from prepared tansy teas or powdered forms.
What insects does tansy repel?
Tansy is also a staunch garden protector. There are impressive claims that it repels all kinds of pests such as ants, flies, fleas, moths, mosquitoes, ticks, and even mice.
Is yarrow and tansy the same thing?
The leaves of the two plants are dissimilar as well, but the difference is not that striking. Both have leaves that are deep cut and remind me a little of yarrow (Achillea millefolium). However, tansy ragwort's leaves are a lighter in color and fleshier than those of common tansy.
What does tansy taste like?
What is tansy herb? Tansy is a perennial plant in the sunflower family that is native to Europe and Asia and features button-like, yellow flowers and feathery foliage. Because of the appearance of the flower heads and the bitter taste of the leaves, the tansy herb is also known as Golden Buttons and Cow Bitter.
What does tansy smell like?
The scent is similar to that of camphor with hints of rosemary. The leaves and flowers are toxic if consumed in large quantities; the volatile oil contains toxic compounds including thujone, which can cause convulsions and liver and brain damage.
How do you harvest and use tansy?
Tansy naturally repels pests in its plant state, but the plant also can be harvested and made into a liquid that is then sprayed around the garden. To do so, harvest both the leaves and flowers during the plant's flowering period, which is from June to September.
What does a tansy plant look like?
Tansy can be identified by its aromatic, fern-like foliage, and bright yellow button-like flowers that appear in flat-topped clusters in summer. The leaves bear a similarity to yarrow, which is also a member of the Asteraceae family of plants. Toxic to humans, dogs, cats, and livestock.
What does tansy taste like?
What is tansy herb? Tansy is a perennial plant in the sunflower family that is native to Europe and Asia and features button-like, yellow flowers and feathery foliage. Because of the appearance of the flower heads and the bitter taste of the leaves, the tansy herb is also known as Golden Buttons and Cow Bitter.
What is the difference between tansy and blue tansy?
Tanacetum annuum is often confused with common tansy (Tanacetum vulgare) but the former produces an essential oil that is completely different chemically as it contains no thujone and high amounts of chamazulene making the oil dark blue in color, giving rise to its common name of Blue Tansy Oil.
Is yarrow the same as tansy?
The leaves of the two plants are dissimilar as well, but the difference is not that striking. Both have leaves that are deep cut and remind me a little of yarrow (Achillea millefolium). However, tansy ragwort's leaves are a lighter in color and fleshier than those of common tansy.
Is feverfew and tansy the same?
While tansy has been employed as a medicine, a food, and an insect repellent, feverfew is strictly a medicinal herb.
Why is tansy tea used?
Historically, a tea brewed from these dried flowers or leaves has also been used as a parasitic to treat intestinal worms, and for killing roundworm or threadworm in children. As an emmenagogue, tansy tea is often drunk by women starting menstrual flow, to encourage regular menstruation.
What is Tansy herb?
Common throughout Europe and Asia, the tansy is a thin, weedy plant with small, yellow, button-like flowers. It was an extremely popular medicinal herb in the Middle Ages, and a culinary spice, despite the fact that the plant’s parts are actually very bitter.
Why is Tansy out of favor?
Tansy has fallen out of favor as a cooking spice because of its bitterness.
What are the benefits of eating flowers?
It is also used for a variety of digestion issues, including gas, stomach spasms, ulcers, and bloating. It is also thought to be beneficial for kidney problems.
Can you eat Tansy while pregnant?
Pregnancy & breastfeeding: Women should avoid this herb throughout pregnancy or while breastfeeding, as tansy may induce bleeding or miscarriage. Allergic reactions: If you are allergic to ragweed, you may have a cross-reaction, and tansy should also be avoided by anyone diagnosed with the metabolic disease porphyria.
Is Tansy toxic?
Tansy is toxic in large doses, due to the chemical thujone, and should only be taken carefully. Even just touching the leaves can result in contact dermatitis. [1] Tansy offers several health benefits. Photo Credit: Shutterstock.
Can scabies be treated with a scabies herb?
When applied topically, this herb may be of use for scabies, or for killing bacteria and lice . The active ingredients are an anticonvulsant in nature and are used for preventing seizures. [2] This herb may be calming to nerves and is prescribed for treating migraines.
What is Tansy Ragwort?
Tansy ragwort (Senecio jacobea) can be distinguished from common tansy by its ray flowers (petals), absence of sharp-toothed leaves, and a long fringe of soft, white hairs on the seeds. 1 Tansy is related to feverfew (Tanacetum parthenium). 1.
What is Tansy pudding?
Tansy pudding was a delicacy commonly associated with the Lenten fast. Early American history records the use of tansy for funeral shrouds and wreaths. In 1668, the first president of Harvard University was buried in a tansy-lined coffin wearing a tansy wreath.
What is Tansy used for?
Records of its uses, kept by Charlemagne as well as Swiss Benedictine monks in the 8th century, still exist; tansy was used for the treatment of intestinal worms, rheumatism, fevers, and digestive disorders.
What are the symptoms of internal poisoning?
Internal poisoning may occur with symptoms of rapid and feeble pulse, severe gastritis, violent spasms, and convulsions. Deaths have been associated with ingestion of the essential oil and tansy infusion (tea).
Where did the name Tansy come from?
Tansy is also reputed to have had a place in Greek funeral rites. The name tansy is said to derive from the Greek word athanon, or immortal, either because of the flower's long-lasting nature or because of its ability to preserve dead bodies from decomposition.
When was Tansy moved to Harvard?
When the Harvard cemetery was relocated in 1846, the tansy in the coffin still held its shape and fragrance. 2 Colonial Americans exploited the preservative properties of tansy, using it for packing meat and other perishable goods.
Where is Tansy native to?
Tansy is indigenous to Europe and was introduced to North America either for use in folk remedies or as an ornamental plant. It is an invader of disturbed sites and is commonly found on roadsides and waste areas throughout temperate regions of North America. Tansy is listed as a "noxious weed" in several states. 1.
What is Tansy?
Tansy is a flowering plant widely distributed throughout Europe, Asia and North America. Assuming that you live in one of these regions, there is a very good chance that you will be familiar with the plant. Known scientifically as Tanacetum vulgare, the plant thrives in the wild in meadows, stream banks and country roads while it is also cultivated as an ornamental garden plant.
What is Tansy used for?
The main medicinal uses of tansy are to help treat intestinal worms and parasites and to stimulate menstruation in women that have irregular cycles or the absence of menses.
Why do people use tansy?
Tansy has also been used to wash the face and is purported to have helped purify and lighten the skin. During the 19th century in Ireland, folk use recommended bathing in a liquid solution made with salts and tansy to cure rheumatism and other forms of joint pain.
Why was Tansy used in the Middle Ages?
When we go forward a few centuries to the Middle Ages, we see that tansy was used in high doses to induce abortion. Interestingly enough, the herb was also used by women trying to conceive and to reduce the risk of miscarriage.
What are the leaves of thujone used for?
Both the leaves and the flowering tops are used to prepare a herbal medicine which contains thujone in very high levels, sesquiterpenes, bitter glycocides, terpenoids, tannin and vitamin C among other medicinal compounds.
Why do Christians eat Tansy?
During the 15th and 16th centuries, tansy was added to Lenten meals by the Christians to commemorate the Israelites and the bitter herbs that they ate. It is also believed that they added tansy to the meals to help control flatulence which developed from many days of eating pulses and to help prevent parasites from eating so many fish during the Lent period.
Where did Tansy originate?
Back in the 8th century, tansy was grown by the Benedictine monks in Switzerland and in Charlemagne’s herb gardens. It was commonly used as a remedy for parasites and intestinal worms. Tansy was also used to treat a variety of other conditions including rheumatism, digestive disorders, fevers, sores and measles.
How to make a tansy tea?
Infuse One tablespoon dried Tansy leaves in a cup of water. Filter and drink twice a day.
What herb to use for intestinal worms?
Intestinal Worms may be treated by adminstering a combo of Tansy, Wormwood and Chamomile.
What is a tansy?
Tansy is a general tonic. It is effective remedy for Poor Appetite, Ague, Jaundice, Sciatica, Toothache, Bruises, Sunburn and Dropsy.
How to get rid of tansy?
Make an infusion of the leaves of Tansy. Wash the affected area.
Does a syringe increase fertility?
It increases female fertility. It reduces the chances of miscarriage.
How tall is Tanacetum vulgare?
The plant’s alternating leaves are divided into paired serrated segments, giving them a fernlike appearance. Plants reach a height of up to 3 feet.
How to infuse tansy tea?
A tea infusion can be prepared by pouring one cup of boiling water over 1 teaspoonful of the dried tansy. Leave to infuse for 10 – 15 minutes and drink twice daily. The tea is strong and bitter in taste.
What is a poultice for sprains?
When applied as a poultice, the herb is a natural treatment for skin infections and can be used to relieve sprains and reduce swelling.
What is Thor Sturluson's degree?
Thor Sturluson has a BS in Biology, majoring in Botany, from the University of Maine and a masters degree in Zoology from the Open University in London. He's an experienced Biologist with a history of working in the environmental services industry. A trained scuba diver and researcher, Thor's has a keen interest in nature conservation and animal/plant protection. His work and botany passion has made The Herbal Resource what it is.
Is Tansy a blue oil?
Common Tansy (Tanacetum vulgare) is related but chemically different from Tanacetum annum which produces a blue oil commonly called “Blue Tansy”. The oil from Tanacetum vulare is never blue.
What does "tansy" mean?
The common name, tansy, is likely derived from Greek words meaning “immortal”, which may refer to the long-lasting flowers or its traditional use in preserving dead bodies.
Does Tansy repel lice?
However, the herb’s repellent nature has long been recognized. Tansy has been used externally as an herbal remedy for lice, fleas and scabies. In the Middle Ages, it was strewn across floors, hung from rafters and slipped under bed sheets to discourage pests.
How to identify Tansy?
In late summer, you can identify tansies by the camphor-like scent of their leaves, as well by their button-shaped yellow flowers, which grow in flattened clusters from a straight, leafy stalk that’ s roughly two to three feet tall. The plants differ in several ways from a similarly named species, called tansy ragwort (Senecio jacobea), which is also toxic and found in pasture-like environments. In a garden setting, tansy grows relatively easily in any temperate environment. It’s also fairly drought-resistant and can flourish in soils with a fairly wide range of pH values.
Where is Tansy found?
Although the plant was originally found only in Europe, its long history of use led to its cultivation and intentional spread to the U.S. and Canada. The only states in the U.S. that don’t have a significant tansy population are Texas, Florida, Georgia, South Carolina, and Alabama.
What does it mean when you get tansy?
If tansy comes into regular or extended contact with your skin, it can produce an allergic condition called contact dermatitis. Potential symptoms of this condition include moderate to severe itching in the affected skin, pain, a burning sensation, and the formation of a rash that features scaly or thickened skin, raised red bumps that sometimes turn into blisters, drainage of fluid from those blisters, and unusual skin tenderness or warmth.
What is the name of the fern that stinks?
In addition to tansy, T. vulgare L. is known by a variety of other names, including golden buttons, garden tansy, scented fern, parsley fern, and, my personal favorite, stinking Willie. It belongs to the aster family, and also has the alternate scientific name Chrysanthemum vulgare L.
Is Tansy a herbal medicine?
Because of the problems associated with ingesting or touching tansy, the plant is no longer commonly used as an herbal medicinal remedy. Also, because of its limited medicinal use in modern times, there is no current reliable dosing information on tansy, and doctors don’t know much about its interactions with other herbal preparations, or with supplements or medications. In addition, while we have plenty of anecdotal information on the ways in which tansy was used medicinally in the past, researchers have not conducted many clinical trials to verify the plant’s effects in our bodies. All in all, it’s best to stay away from medicinal preparations of the plant, especially if you’re pregnant or nursing.
What are the uses of a saline plant?
External preparations of the plant have been used for purposes that include: 1 Relief of rheumatoid arthritis 2 Relief of skin eruptions 3 Treatment of sprained joints
Is Tansy tea toxic?
Tansy contains chemicals known to be toxic to humans and grazing livestock. If you eat whole fresh or dried preparations of the plant, you will probably not be in any immediate physical danger unless you consume it in very high amounts. However, the toxic effects of tansy build up in your system over time, and if you regularly use large amounts the plant, you can eventually go into convulsions and/or die. You can also die if you drink significant amounts of tansy tea or consume ten or more drops of concentrated tansy oil.
What is tansy used for?
Some women use tansy to start menstruation or cause an abortion. Tansy is also used to treat roundworm and threadworm infections in children. Other uses include treatment of epileptic seizures, colds, fever, hysteria, gout, kidney problems, and tuberculosis.
Why do women take Tansy?
Some women use tansy to start menstruation or cause an abortion.
Why is Tansy called Tansy?
The name “tansy” comes from the Greek word “athanasia,” which means “immortality.”. Tansy was thought to confer immortality, so it was used for embalming. Despite serious safety concerns, the parts of the tansy plant that grow above the ground are used to make medicine.
Is Tansy tea poisonous?
Tansy is UNSAFE when taken by mouth. It contains a poisonous chemical called thujone. People have died after taking as little as 10 drops of tansy oil. Deaths have also been reported from prepared tansy teas or powdered forms.
Does Tansy kill lice?
It is also used to kill lice and bacteria; promote sweating; calm the nerves; and act as an antioxidant, tonic, and stimulant. Tansy is applied directly to the affected area for scabies, itching, bruises, sores, sprains, swelling, freckles, inflammation, vaginal discharge, sunburn, toothache, and tumors.
Is Tansy safe for breast feeding?
It’s also UNSAFE to use tansy if you are breast-feeding because of the poisonous thujone it contains.
Can tansy cause diarrhea?
Short of death, tansy can cause restlessness, vomiting, severe diarrhea, stomach pain, dizziness, tremors, kidney or liver damage, bleeding, abortions in pregnant women, and seizures. Tansy is also UNSAFE when applied to the skin. It can cause a severe skin reaction.
What is blue tansy?
Blue tansy ( Tanacetum annuum) essential oil in a clear glass vial, not to be confused with the oil from common Tansy ( Tanacetum vulgare) which is not blue. Tansy is a flowering herbaceous plant with finely divided compound leaves and yellow, button-like flowers. It has a stout, somewhat reddish, erect stem, usually smooth, ...
What is a tansy biscuit?
In Yorkshire, tansy and caraway seeds were traditionally used in biscuits served at funerals. During the Restoration, a "tansy" was a sweet omelette flavoured with tansy juice. In the BBC documentary " The Supersizers go ...
What is the purpose of tansy?
Tansy was thought to have the added Lenten benefits of controlling flatulence brought on by days of eating fish and pulses and of preventing the intestinal worms believed to be caused by eating fish during Lent. Tansy was used as a face wash and was reported to lighten and purify the skin.
Why was meat rubbed with tansy leaves?
During the American colonial period, meat was frequently rubbed with or packed in tansy leaves to repel insects and delay spoilage. Tansy was frequently worn at that time in shoes to prevent malaria and other fevers; it has been shown, however, that some mosquito species, including Culex pipiens, take nectar from tansy flowers.
What is a tansy plant?
Tansy is a flowering herbaceous plant with finely divided compound leaves and yellow, button-like flowers. It has a stout, somewhat reddish, erect stem, usually smooth, 50–150 cm (20–59 in) tall, and branching near the top. The leaves are alternate, 10–15 cm (3.9–5.9 in) long and are pinnately lobed, divided almost to the center into about seven pairs of segments, or lobes, which are again divided into smaller lobes having saw-toothed edges, giving the leaf a somewhat fern-like appearance. The roundish, flat-topped, button-like, yellow flower heads are produced in terminal clusters from mid-to-late summer. The scent is similar to that of camphor with hints of rosemary. The leaves and flowers are toxic if consumed in large quantities; the volatile oil contains toxic compounds including thujone, which can cause convulsions and liver and brain damage. Some insects, notably the tansy beetle Chrysolina graminis, have resistance to the toxins and subsist almost exclusively on the plant.
Why was Tansy used in New England?
By the 19th century, tansy was used so much at New England funerals that people began to disdain it for its morbid association with death. During the American colonial period, meat was frequently rubbed with or packed in tansy leaves to repel insects and delay spoilage.
How much tansy repels ticks?
In 2008, researchers in Sweden investigated the use of tansy to repel ticks, showing a 64–72 percent repellency for each oil constituent.
Why is Tansy used in herb gardens?
The flavor is quite bitter. Tansy has long been considered necessary in herb gardens because of its versatility.
How to keep ants out of house plants?
The dried foliage is placed along baseboards keeps ants out of the home. In the fall, cut down the plant to the ground and toss it into your compost to add potassium. During the growing season, you make a compost tea from leaves to fertilize your houseplants. Tansy flowers can be dried and used in floral arrangements.
How long does it take for a tansy plant to germinate?
They need sunlight to germinate. Germination should occur in 3 to 4 weeks once the soil temperature reaches 68⁰F. Tansy has had a place in our gardens for centuries. No longer used medicinally, it is still important for its insect repellent qualities and use in dried floral arrangements.
What zone is Tansy in?
It can also cause contact dermatitis resulting in a rash so you may want to wear gloves when handling it. Tansy is a perennial plant hardy in US growing zones 4 through 8. It grows in clumps which expand in size each year.
Why is Tansy important?
It then escaped from their gardens and became naturalized in the landscape. Tansy has been used to treat worms, induce abortions, repel insects, and to prevent food spoilage.
What is Tansy used for?
Tansy has been used to treat worms, induce abortions, repel insects, and to prevent food spoilage. It was also used as a dye, producing a green color. It has even been used in burials to preserve bodies. Alas, modern research has not confirmed any real medicinal value for the plants.
When does Tansy bloom?
Bloomtime is July and August. Once established, the plants spread via underground runners as well by reseeding themselves in your garden. Keep them deadheaded to prevent them from reseeding all over your garden. Tansy prefers a sunny spot, but can tolerate some shade.

Clinical Overview
Botany
History
Chemistry
- Use
Tansy has no role in modern herbal medicine. Although it is toxic, tansy has been used as a vermifuge, emmenagogue, and antispasmodic. Efficacy has not been proven. - Dosing
There is no clinical evidence to support a specific dosage of tansy. Classical use of the oil as an anthelmintic was at a dose of 0.1 g/day.
Uses and Pharmacology
- Tansy is indigenous to Europe and was introduced to North America either for use in folk remedies or as an ornamental plant. It is an invader of disturbed sites and is commonly found on roadsides and waste areas throughout temperate regions of North America. Tansy is listed as a "noxious weed" in several states.1 The hardy, aromatic, perennial plant grows erect in large clust…
Dosing
- Tansy has been used extensively in traditional medicine for centuries, despite recognition of its potential toxicity. Records of its uses, kept by Charlemagne as well as Swiss Benedictine monks in the 8th century, still exist; tansy was used for the treatment of intestinal worms, rheumatism, fevers, and digestive disorders. Large doses were used to induce abortions. Conversely, smaller …
Adverse Reactions
- Analysis of tansy plant extracts has identified 6 chemotypes distinguished by the components of their essential oil.4 Fresh tansy yields between 0.2% and 0.6% volatile oil of highly variable composition.5 Variability is further increased, both quantitatively and qualitatively, by the extraction method used.3 The volatile oil is dominated by terpenes. In plants grown in the Unite…
Toxicology
- Evidence to support the use of tansy for any pharmacologic indication is lacking. Although roundworms are stunned by thujone and then expelled by the peristaltic action of the intestine, the risk of toxicity is too high to justify use as an anthelmintic. Similarly, use of tansy as an emmenagogue or abortifacient is dangerous.6
Index Terms
- There is no clinical evidence to support specific dosage of tansy. Classical use of the oil as an anthelmintic was at a dose of 0.1 g/day.
Disclaimer
- Ingestion of tansy and its extracts has been reported to cause serious systemic toxicity in animals and humans. Fatalities have occurred. Prolonged exposure to tansy may cause contact dermatitis22; an extract of tansy is routinely included in the standard testing mixture for Asteraceae allergy.23, 24 A strong cross-sensitivity between chrysanthemum and tansy exists; t…
What Is Tansy?
- As little as 10 drops of the oil may be lethal, but survival has been reported after ingestion of 15 mL.9, 26 The tea also has been fatal.26 Symptoms of internal tansy poisoning include rapid and feeble pulse, severe gastritis, violent spasms, convulsions, and uterine bleeding; treatment with gastric lavage or emesis has been suggested, followed by symptomatic treatment.27Thujone is …
Plant Description
- Tanacetum parthenium
- Feverfew
History of Use
- This information relates to an herbal, vitamin, mineral or other dietary supplement. This product has not been reviewed by the FDA to determine whether it is safe or effective and is not subject to the quality standards and safety information collection standards that are applicable to most prescription drugs. This information should not be used to decide whether or not to take this pro…
The Medicinal Benefits of Tansy
Precautions – Please Read
- This perennial, herbaceous plant belongs to the aster family and is originally a native to temperate regions of Asia and Europe. It was later brought to other areas of the world including the US and Canada. In some areas, it is regarded as an invasive species. Other common names for the plant are common tansy, cow bitter, golden buttons and bitter buttons. The plant has compound leave…