Common Name: Caraway

General Information

Carum carvi is a biennial plant producing a single stem (occasionally 2 - 8) from a cylindrical taproot up to 25cm long; it grows around 15 - 70cm tall, occasionlly reaching 150cm[].
Caraway is a well-known herb that has been cultivated for its culinary and medicinal uses since ancient times[]. It is frequently cultivated in the modern herb garden and sometimes also commercially[, ], The plant is harvested from the wild for local use as a food, medicine and source of materials.

Known Hazards

Caraway is said to contain the alleged 'psychotroph' myristicine[].

Botanical References

Range

Eurasia - almost throuthout the temperate regions excluding, UK, Japan and Korea

Habitat

Moist meadows, arable land and waste places from lowland to mountain elevations[, , ].

Properties

Edibility Rating
Medicinal Rating
Habit	Biennial
Height	0.60 m
Pollinators	Bees
Self-fertile	Yes
Cultivation Status	Wild

Cultivation Details

Succeeds in most soils as long as they are not too wet in winter[, ]. It grows best, however, in a deep, fertile, moist soil, producing more essential oil when grown in full sun, though also succeeding in partial shade[, , ]. Tolerates a pH in the range 4.8 to 7.6.
Plants growing in more northerly latitudes and also in full sun are richer in essential oils and therefore more aromatic[, ].
A commonly cultivated herb, there are some named varieties[].
Plants strongly resent root disturbance[]. They often self-sow freely when in a suitable location[].
This species is deep rooted[] and is a good plant for breaking up the sub-soil on heavy, wet land[, ]. It dislikes growing near fennel or wormwood[, ] but is a good companion for most plants, especially those that are shallow-rooted[].

Edible Uses

Seed - raw or cooked. A spicy flavour, it is used as a flavouring in confectionery and bread, also as a flavouring in salads, vegetables etc[, , , , , , , ]. It is high in protein and fat[]. The seed is often chewed after a meal in order to sweeten the breath and also to relieve heartburn after a rich meal[]. Per 100g, the seed contains 333 calories, 10g water, 20g protein, 14.5g fat, 50g carbohydrate, 12.5g fibre, 6g ash, 689mg calcium, 568mg phosphorus, 16.2mg iron, 258mg magnesium, 17mg sodium, 1351mg potassium, 5.5mg zinc, 363 IU vitamin A, 0.383mg thiamine, 0.379mg riboflavin, 3.61mg niacin[].
The crushed seeds are brewed into a tea[]. It has a soothing effect on the digestion[].

An essential oil from the seed is used as a flavouring in ice creams, candy, soft drinks etc[, ]. It is an essential ingredient of the liqueur kümmel[].

Root - cooked[]. Used as a vegetable like parsnips[, , , , , ]. Stronger in taste than parsnips, but liked by many[]. A delicious vegetable[].

Leaves - raw or as a flavouring in soups etc[, , , , ]. The young leaves are much less spicy than the seeds and are a good salad[], having a mild parsley-dill flavour[]. They give an aromatic tang to salads[]. Older leaves can be cooked as a spinach[].

Medicinal

Caraway has a long history of use as a household remedy especially in the treatment of digestive complaints where its antispasmodic action soothes the digestive tract and its carminative action relieves bloating caused by wind and improves the appetite[, , ]. It is often added to laxative medicines to prevent griping[].

The seed is antifungal, antiseptic, antispasmodic, aromatic, carminative, digestive, emmenagogue, expectorant, galactogogue and stimulant[, , , , , , , , 289. It can be chewed raw for the almost immediate relief of indigestion and can also be made into infusions[]. The seed is also used in the treatment of bronchitis and are an ingredient of cough remedies, especially useful for children[]. The seed is also said to increase the production of breast milk in nursing mothers[].
A tea made from the seeds is a pleasant stomachic and carminative, it has been used to treat flatulent colic[, ].
The seed is used in Tibetan medicine where it is considered to have an acrid taste and a heating potency[]. It is used to treat failing vision and loss of appetite[].
The seed is harvested when fully ripe, then dried and stored in a cool, dry place out of the sunlight[].

The essential oil can be extracted from the seed and has similar properties[]. Limonene, one of the main constituents of the essential oil, is said to lower cholesterol and dissolve galstones[]. The essential oil can also help to flush toxins out of the urinary tracts. It is said to increase milk in nursing mothers, relieve period pains and relieve itching skin and acne[].

Agroforestry Uses:

The flowers attract parasitic wasps to the garden, these prey on aphids and so help to reduce populations of insect pests[].

Other Uses

An essential oil from the seed is used in perfumery, for scenting soap, as a parasiticide etc[, , , ]. The fruit contains two main essential oils, carvone (50-60%) and limonene (35-45%)[]. S-Carvone is a common constituent in food and perfumery products. It can have anti-fungal activity as well as suppressing sprouting in potatoes[]. The oil is secreted in ducts located in the pericarp of the fruit. The essential oil content may vary between 2 and 7% of the air dried fruit weight[]. Twenty-five kilos of seed yield about 1 kilo of essential oil[]. The essential oil yield of the seed from plants cultivated in Poland is up to 10.33%[].

Propagation

Seed - it is best sown in situ as soon as it is ripe in late summer and early autumn[, ]. The seed can also be sown early to mid spring in situ[], though in areas with cool summers the plants might not produce a crop of ripe seeds[]. Plants are very sensitive to root disturbance and should not be transplanted.