Seakale, sea cole, sea kale, Crambe, sea colewort

Last updated: February 8, 2026Reviewed date: February 8, 2026Reading time: 7 min read

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Article Summary

Commonly known as sea cole, sea kale, Crambe, and sea colewort, is a species of halophytic flowering plant in the Crambe genus of the Brassicaceae family which grows wild along the coasts of Europe, from the North Atlantic to the Black sea. Sea kale can tolerate salty soils and is cultivated for its leaves and shoots which are edible. Young and blanched leaves are cooked and...

Key Takeaways

This article explains Seakale Scientific Classification in simple medical language.

Educational health guideWritten for patient understanding and clinical awareness.

Reviewed content workflowUse writer and reviewer profiles for stronger trust.

Emergency safety firstUrgent warning signs are highlighted below.

Seek urgent medical care if you notice

These warning signs are general safety guidance. Local emergency numbers and clinical judgment should always come first.

Severe symptoms, breathing difficulty, fainting, confusion, or rapidly worsening illness.
New weakness, severe pain, high fever, or symptoms after a serious injury.
Any symptom that feels urgent, unusual, or unsafe for the patient.

Emergency now

Use emergency care for severe, sudden, rapidly worsening, or life-threatening symptoms.

See a doctor

Book a professional medical evaluation if symptoms persist, worsen, recur often, affect daily activities, or occur in a high-risk patient.

Learn safely

Use this article to understand possible causes, tests, treatment options, prevention, and questions to ask your clinician.

It is a hardy drought-tolerant plant that grows well in sandy well-drained soils. Leaves are waxy, coarsely toothed and green leaves which are about 30-90 cm (1-3 feet) long. The fragrant and white four-petaled flowers which arises from basal leaves in early summer. A plant needs cross-pollination and forms round corky seed pods.

Name	Seakale
Scientific Name	Crambe maritima
Native	Seashores and cliffs of Eurasia
Common/English Name	Sea Kale, Scurvy Grass, Crambe, Halmyrides
Name in Other Languages	Chinese: Hǎi gānlán (海甘藍), Hǎibiān jiè lán ( 海邊芥藍), Hǎi jì (海薺); Danish: Almindelig strandkål, Strandkål; Dutch: Zeekool; English: Seakale, Colewort; Finnish: Merikaali; French: Chou-marin, Crambé, Crambe, Crambé maritime; German: Crambe, Küsten-Meerkohl, Echter Meerkohl, Meerkohl; Hungarian: Tengerparti tátorján; Italian: Cavolo marino, Brassica marina, Cavolo selvatico. Japanese: Shīkēru (シーケール); Polish: Modrak morski; Portuguese: Couve-marinha; Russian: Kapusta morskoia (Kapusta morskaja) (Капуста морская), Katran morskoi (Katran morskoj) (Катран морской); Spanish: Col maritime, Col marina; Swedish: Strandkål
Plant Growth Habit	Robust herbaceous perennial
Soil	Light, well-drained
Plant Size	30-36 inches tall and to 24-30 inches wide
Root	Young, fleshy, white
Stem	Abundantly branched, rigid, glabrous
Leaves	Ovate-oblong, wavy-edged, basal, 30-90 cm (1-3 feet) long
Flowering Season	June–July
Flower	Fragrant, creamy-white
Fruit shape & size	12-14 × 6-10 mm
Taste	Bitter, slightly nutty
Seed	2 × 5 mm diameter, black
Seeds weight	0.02 g

Seakale Scientific Classification

Scientific Name: Crambe maritima

Rank	Scientific Name & (Common Name)
Kingdom	Plantae (Plants)
Subkingdom	Viridiplantae (Green plants)
Superdivision	Embryophyta
Division	Tracheophyta (Vascular plants, tracheophytes
Class	Magnoliopsida
Order	Brassicales
Family	Brassicaceae (Mustards, moutardes, crucifers)
Genus	Crambe L.
Species	Crambe maritima L. (Sea kale)
Synonyms	Cakile pontica Prokudin Caulis maritimus (L.) E.H.L.Krause, 1900 Cochlearia maritima (L.) Crantz Crambe gigantea Kit. Crambe gigantea Kit. ex Janka Crambe pontica Steven ex Rupr. Crambe pontica Steven, 1869 Crambe suecia Mill. Crambe suecica Mill. Crambe suecica Mueller & Johann Sebastian Crucifera maritima (L.) E.H.L.Krause

History

In England, Seakale is cultivated since at least the time of Queen Anne. It is popular at the end of 1800s and at the beginning of 1900s. It is revived as salad vegetable in 2014 in kitchen gardens at Hampton Court in London.

Health Benefits of Seakale

Digestive Health

Seakale contains high dietary fiber that is useful for processing. Fibers add bulk to the stool and move through digestive tract and prevent issues such as bloating, clogging, abundance gas and looseness of bowels. It promotes digestive health and avoids gastrointestinal ailments such as colon malignancy.

Diuretic Properties

The minerals found in seakale provide diuretic properties that empower pee. It flushes the toxins from the body so that the kidneys could perform the work at more useful level. It serves to free mobilize of overabundance of salts, fat and water as pee is made of more or less 4% fat.

Resistant System Health

Sea kale offers ample amounts of Vitamin C. Ascorbic corrosive is a standout amongst fundamental vitamins in the body and fortifies insusceptible framework for the formation of white platelets. Seakale upgrades insusceptible framework and guards against normal cool to anticipate of malignancy due to cell reinforcement exercises of Vitamin C.

Regulates hormones

Iodine is a crucial mineral to maintain overall well-being. The thyroid organ requires iodine to deliver various to hormones. Effective directing of the endocrine framework with iodine level, sea kale can maintain proper functioning of the body and guarantee that major hormonal courses of action are adjusted. Likewise, it supports the digestive system.

Weight Gain

People are stressed over getting thinner and lots of individuals need to put on their weight. The levels of sugars imply that seakale helps the one to put on the weight after top activity, recuperation from damage/surgery and diseases.

Stimulate urination

Sea kale contains mineral and metabolism stimulating and diuretic properties that stimulate urination. It flushes out the toxins from the body as the kidneys are able to function properly. It eliminates excess salts, fat and water since urine composes of 4% fat.

Traditional uses

Leaves are used to heal wounds.
Seeds juice is helpful for gastritis and fruits are used to eliminate worms.

Culinary uses

Young leaves are consumed raw or cooked like spinach.
Prepare the leaves like asparagus.
Roots contain more starch than potatoes and taste good raw or cooked.
The root tastes good raw or cooked, has more starch than potatoes and some protein as well.
Roots are roasted and boiled.

Other facts

It is propagated by cuttings.
Sea kale is also used as a food source for sheep, cattle, poultry, and pigs.
Sea kale is a perennial plant having an average lifespan of 10 to 12 years.

References

Safety note: This is not a prescription or diagnosis. For severe symptoms, pregnancy danger signs, children with serious illness, chest pain, breathing difficulty, stroke-like weakness, or major injury, seek urgent care.

Which doctor may help?

Start with a registered doctor or the nearest qualified health center.

What to tell the doctor

Write when the problem started and how it changed.
Bring old prescriptions, investigation reports, and current medicines.
Write allergies, pregnancy status, diabetes, kidney/liver disease, and major past illnesses.
Bring one family member if the patient is weak, elderly, confused, or a child.

Questions to ask

What is the most likely cause of my symptoms?
Which danger signs mean I should go to hospital quickly?
Which tests are necessary now, and which can wait?
How should I take medicines safely and what side effects should I watch for?
When should I come for follow-up?

Tests to discuss

Vital signs: temperature, pulse, blood pressure, oxygen saturation
Basic physical examination by a clinician
CBC, urine test, blood sugar, or imaging only when clinically needed

Avoid these mistakes

Do not use antibiotics, steroid tablets/injections, or strong painkillers without proper medical advice.
Do not hide pregnancy, kidney disease, ulcer, allergy, or blood thinner use.
Do not delay emergency care when danger signs are present.

Medicine safety and first-aid guide

This section is for patient education only. It does not replace a doctor, pharmacist, or emergency care.

Safe first steps

Rest, drink safe water, and observe symptoms carefully.
Keep a written note of symptoms, duration, temperature, medicines already taken, and allergy history.
Seek medical care quickly if symptoms are severe, worsening, or unusual for the patient.

OTC medicine safety

For mild pain or fever, ask a registered pharmacist or doctor before using common over-the-counter pain/fever medicines.
Do not combine multiple pain medicines without advice, especially if you have kidney disease, liver disease, stomach ulcer, asthma, pregnancy, or take blood thinners.
Do not give adult medicines to children unless a qualified clinician advises it.

Avoid these mistakes

Do not start antibiotics without a proper medical decision.
Do not use steroid tablets or injections casually for quick relief.
Do not delay emergency care because of home remedies.

Get urgent help if

Severe symptoms, confusion, fainting, breathing difficulty, chest pain, severe dehydration, or sudden weakness need urgent medical care.

Medicine names, dose, and timing must be decided by a qualified clinician or pharmacist after checking age, pregnancy, allergy, other diseases, and current medicines.

For rural patients and family caregivers

Patient health record and symptom diary

Write your symptoms, medicines already taken, test results, and questions before visiting a doctor. This note stays on your device unless you print or copy it.

Doctor to discuss: Doctor / qualified healthcare provider

Tests to discuss with doctor

Basic vital signs: temperature, pulse, blood pressure, oxygen level if needed
Relevant blood, urine, imaging, or specialist tests only after clinical assessment

Questions to ask

What is the most likely cause of my symptoms?
Which warning signs mean I should go to emergency care?
Which tests are really needed now?
Which medicines are safe for my age, pregnancy status, allergy, kidney/liver/stomach condition, and current medicines?

Emergency warning signs such as chest pain, severe breathing difficulty, sudden weakness, confusion, severe dehydration, major injury, or loss of bladder/bowel control need urgent medical care. Do not wait for online information.

Go to emergency care if you notice:

Severe or rapidly worsening symptoms
Breathing difficulty, chest pain, fainting, confusion, severe weakness, major injury, or severe dehydration

Doctor / service to discuss: Qualified healthcare provider; specialist depends on symptoms and examination.

Step 1
Check danger signs first
If danger signs are present, seek emergency care and do not wait for online information.
Step 2
Record the symptom story
Write when symptoms started, severity, medicines already taken, allergies, pregnancy status, and test results.
Step 3
Visit a qualified clinician
A doctor, nurse, or qualified healthcare provider can examine you and decide which tests or treatment are needed.
Step 4
Do only useful tests
Do tests after clinical assessment. Avoid unnecessary tests, random antibiotics, or repeated medicines without diagnosis.
Step 5
Follow up and return early if worse
If symptoms worsen, new warning signs appear, or treatment is not helping, return for review quickly.

Rural patient practical tips

Take a written symptom diary and all previous prescriptions/test reports.
Do not hide medicines already taken, even herbal or over-the-counter medicines.
Ask which warning signs mean urgent referral to hospital.

This roadmap is for education. A real diagnosis and treatment plan requires history, examination, and clinical judgment.

RX Patient Help

Ask a health question safely

Write your symptom story. A health professional or site editor can review it before any answer is prepared. This box is not for emergency care.

Emergency first: Severe chest pain, breathing trouble, unconsciousness, stroke signs, severe injury, heavy bleeding, or rapidly worsening symptoms need urgent local medical care now.

Frequently Asked Questions

Is this article a replacement for a doctor?

No. It is educational content only. Patients should consult a qualified clinician for diagnosis and treatment.

When should I seek urgent care?

Seek urgent care for severe symptoms, rapidly worsening condition, breathing difficulty, severe pain, neurological changes, or any emergency warning sign.