Celtuce – Lactuca sativa var. angustana


Celtuce - Lactuca sativa var. angustana

Celtuce Quick Facts
Name: Celtuce
Scientific Name: Lactuca sativa var. angustana
Origin Southern China
Colors Light Green
Shapes Thick and tender stalks 15–20 cm and a diameter of around 3–4 cm
Taste Cross between lettuce and celery
Calories 18 Kcal./cup
Major nutrients Manganese (29.91%)
Vitamin A (25.00%)
Vitamin C (21.67%)
Vitamin B9 (11.50%)
Potassium (7.02%)

Also Known as asparagus lettuce, celery lettuce, stems lettuce, Chinese lettuce, celtuce is an annual vegetable that is cultivated mostly for its edible stem. It seems a cross between lettuce and celery, celery like stalks and lettuce like leaves, hence the name, but in fact it is a variety of lettuce originating from southern China. It is commonly known as Wosun in China and is found used in numerous food items because of its soft, translucent, green central core, which is the edible part of Celtuce. Balady aswan and Max Green are two popular varieties of celtuce grown for its soft and translucent stem.

This widely used crisp, moist, and mild flavor vegetable is a member in the Apiaceae ⁄ Umbelliferae family and Apium L. genus. Its scientific name is Lactuca sativa var. angustana.


Celtuce is an annual vegetable, which is defined as a plant that matures and ends its lifecycle over the course of a single year. Normal height  of the plant is 25-30 cm and it grows in cool season in cool and moist locations and prefers well-drained, moist soil, deeply enriched with well-rotted manure. Stem is generally harvested at a length of about 15–20 cm and a diameter of around 3–4 cm. Celtuce have large butter head type, dark green, lime green and deep red leaves. Celtuce is usually quite a low maintenance plant and is generally very easy to grow – perfect for beginner gardeners! In China, where it is grown in commercial quantities, the fleshy stem is cut into sections and cooked by broiling or stewing. Leaves may be eaten in salads or as greens when they are young and tender but as they mature they grow bitter and become inedible.


Celtuce is generally grown in cool and moist locations for its soft, translucent green central core which can be used in salads, soups, and stir-fries, boiled or stewed. As soon as the stem reach the height of 15–20 cm and a diameter of around 3–4 cm it is harvested. Outer skin is peeled, removing the portion containing the bitter sap. Stem features woody skin. Soft, translucent green central core is the edible part which have crisp, moist, and mild flavor. Its taste is normally like a cross between lettuce and celery. They can be cooked just like broccoli and leaves can be used for salad.


Celtuce is actually a non-hearting relative of the lettuce, originating from southern China it was known as ‘Ou sen’. Later it was introduced into the western world during 1890’s and was originally identified as Asparagus Lettuce. Today, WōSŭn it is more often converted as Wo-ju, Wo Sun, or Wo-chu it is also known as celery lettuce, stem lettuce or Chinese lettuce as is extremely popular worldwide.

Nutritional Value

Apart from their taste like a cross between lettuce and celery Celtuce is a good source of nutrients, vitamins and minerals. Consuming 100g of celtuce offers 0.688 mg of Manganese, 175 µg of Vitamin A, 19.5 mg of Vitamin C, 46 µg of Vitamin B9,  330 mg of Potassium, 0.55 mg of Iron and 28 mg of Magnesium. Moreover many Amino acids like 0.006 g of Tryptophan, 0.039 g of Threonine, 0.055 g of Isoleucine, 0.052 g of Leucine and 0.055 g of Lysine are also found in 100g of Celtuce.

Nutritional value of Celtuce
Serving Size: 1 Cup,100 g

Calories 18 Kcal. Calories from Fat 2.7 Kcal.

Proximity Amount % DV
Water 94.5 g N/D
Energy 18 Kcal N/D
Energy 75 kJ N/D
Protein 0.85 g 1.70%
Total Fat (lipid) 0.3 g 0.86%
Ash 0.7 g N/D
Carbohydrate 3.65 g 2.81%
Total dietary Fiber 1.7 g 4.47%

Minerals Amount % DV
Calcium, Ca 39 mg 3.90%
Iron, Fe 0.55 mg 6.88%
Magnesium, Mg 28 mg 6.67%
Phosphorus, P 39 mg 5.57%
Potassium, K 330 mg 7.02%
Sodium, Na 11 mg 0.73%
Zinc, Zn 0.27 mg 2.45%
Copper, Cu 0.04 mg 4.44%
Manganese, Mn 0.688 mg 29.91%
Selenium, Se 0.9 µg 1.64%

Vitamins Amount % DV
Water soluble Vitamins
Vitamin B1 (Thiamin) 0.055 mg 4.58%
Vitamin B2 (Riboflavin) 0.07 mg 5.38%
Vitamin B3 (Niacin) 0.55 mg 3.44%
Vitamin B5 (Pantothenic acid) 0.183 mg 3.66%
Vitamin B6 (Pyridoxine) 0.05 mg 3.85%
Vitamin B9 (Folate, Folic acid) 46 µg 11.50%
Folate, DEF 46 µg N/D
Vitamin C (Ascorbic acid) 19.5 mg 21.67%
Fat soluble Vitamins
Vitamin A, RAE 175 µg 25.00%
Vitamin A, IU 3500 IU N/D

Lipids Amount % DV
Phytosterols 11 mg N/D

Amino Acids Amount % DV
Tryptophan 0.006 g 1.36%
Threonine 0.039 g 2.22%
Isoleucine 0.055 g 3.29%
Leucine 0.052 g 1.41%
Lysine 0.055 g 1.64%
Methionine 0.01 g N/D
Cystine 0.01 g N/D
Phenylalanine 0.036 g N/D
Tyrosine 0.021 g N/D
Valine 0.046 g 2.18%
Arginine 0.046 g N/D
Histidine 0.015 g 1.22%
Alanine 0.037 g N/D
Aspartic acid 0.093 g N/D
Glutamic acid 0.119 g N/D
Glycine 0.037 g N/D
Proline 0.032 g N/D
Serine 0.026 g N/D

*Above mentioned Percent Daily Values (%DVs) are based on 2,000 calorie diet intake. Daily values (DVs) may be different depending upon your daily calorie needs. Mentioned values are recommended by a U.S. Department of Agriculture. They are not healthbenefitstimes.com recommendations. Calculations are based on average age of 19 to 50 years and weighs 194 lbs.

Health Benefits of Celtuce

Celtuce is Manganese and vitamin C rich vegetable which is used to deal with many health problems. Frequent consumption of Celtuce is considered extremely beneficial to remain healthy and happy.

How to Eat

  • Celtuce can be consumed raw or cooked.
  • Leaves are normally steamed or stir-fried in high heat because of their bitter taste.
  • Leaves are also used as bitter accent in a green salad.
  • Stems are used as a substitute for celery in traditional French soups or salads.
  • Stems are comparable to asparagus when they are steamed.
  • Due to its mild flavor, stems are used to complement stir fry dishes.
  • Celtuce is used in stir-fries and soups, consumed fresh or pickled.
  • Leaves can be pulled from the stem as the plant grows and used in salads, or lightly cooked.
  • Fleshy stem is cut into sections and boiled or stewed in China.

Celtuce – Lactuca sativa var. angustana Facts

Celtuce is an annual vegetable that prefers moist soil deeply enriched with well-rotted manure. Since its taste is just like a cross between lettuce and celery it can be used in numerous food recipes. It is a healthy and nutritious addition for your daily diet.

Name Celtuce
Scientific Name Lactuca sativa var. angustana
Native Southern China
Common/English Name Asparagus lettuce, stem lettuce, Chinese lettuce or  celery lettuce
Name in Other Languages China:  wosun
Plant Growth Habit Annual Vegetable
Growing Climate Grows best in cool season in cool and moist locations.
Soil Moist, well-drained, deeply enriched with well-rotted manure.
Plant Size 25-30 cm high.
Stem Shape and Size Thick and tender stalks  15–20 cm and a diameter of around 3–4 cm.
Stem Color Light Green
Stem skin Woody skin
Stem weight About 1 Kg
Stem Flavor Crisp, moist, and mildly flavored
Stem Taste Taste is like a cross between lettuce and celery
Leaf Large butter head type, Dark green, lime green, AND deep red leaves.
Varieties/Types Balady aswan and Max Green
Major Nutrition Manganese, Mn 0.688 mg (29.91%)
Vitamin A, RAE 175 µg (25.00%)
Vitamin C (Ascorbic acid) 19.5 mg (21.67%)
Vitamin B9 (Folate, Folic acid) 46 µg (11.50%)
Potassium, K 330 mg (7.02%)
Iron, Fe 0.55 mg (6.88%)
Magnesium, Mg 28 mg (6.67%)
Phosphorus, P 39 mg (5.57%)
Vitamin B2 (Riboflavin) 0.07 mg (5.38%)
Vitamin B1 (Thiamin) 0.055 mg (4.58%)
Health Benefits
Calories in 1cup (100gm) 18 Kcal

Celtuce (Lactuca sativa var. angustana) Scientific Classification

Scientific name Lactuca sativa var. angustana
Kingdom Plantae
Subkingdom Tracheobionta
Order Apiales
Family Apiaceae ⁄ Umbelliferae
Genus Apium L.
Species Apium graveolens L.
Super division Spermatophyta
Division Magnoliophyta
Class Magnoliopsida
Sub Class Rosidae