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Najas marina - L.

Common Name Spiny Naiad
Family Najadaceae
USDA hardiness Coming soon
Known Hazards None known
Habitats Fresh or brackish water[50]. Ponds, lakes and slowly-moving rivers at elevations up to 2700 metres in China[266]. Brackish or highly alkaline waters of ponds and lakes to 1000 metres in America[270].
Range Cosmopolitan, found in most areas of the world, including Britain, but absent from colder regions.
Edibility Rating    (1 of 5)
Other Uses    (0 of 5)
Weed Potential No
Medicinal Rating    (0 of 5)
Care (info)
Water Plants Semi-shade Full sun
Najas marina Spiny Naiad


http://commons.wikimedia.org/wiki/File:Illustration_Najas_marina0.jpg
Najas marina Spiny Naiad
http://commons.wikimedia.org/wiki/User:Fabelfroh

 

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Summary


Physical Characteristics

 icon of manicon of flower
Najas marina is a PERENNIAL growing to 0.5 m (1ft 8in). It is in flower from September to November, and the seeds ripen from September to November. The species is dioecious (individual flowers are either male or female, but only one sex is to be found on any one plant so both male and female plants must be grown if seed is required). and is pollinated by Water.
Suitable for: light (sandy), medium (loamy) and heavy (clay) soils. Suitable pH: mildly acid, neutral and basic (mildly alkaline) soils and can grow in saline soils.
It can grow in semi-shade (light woodland) or no shade. It can grow in water.

UK Hardiness Map US Hardiness Map

Synonyms

N. major. All.

Plant Habitats

 Pond;

Edible Uses

Edible Parts: Leaves
Edible Uses:

Young plant - raw[46, 61, 105].

References   More on Edible Uses

Medicinal Uses

Plants For A Future can not take any responsibility for any adverse effects from the use of plants. Always seek advice from a professional before using a plant medicinally.


None known

References   More on Medicinal Uses

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Other Uses

None known

Special Uses

References   More on Other Uses

Cultivation details

A submerged water plant, succeeding in shallow fresh or brackish water[200]. This is one of the few genera of plants where fertilization takes place under the surface of the water[274]. Dioecious, male and female plants must be grown if seed is required[274].

References   Carbon Farming Information and Carbon Sequestration Information

Temperature Converter

Type a value in the Celsius field to convert the value to Fahrenheit:

Fahrenheit:

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The PFAF Bookshop

Plants For A Future have a number of books available in paperback and digital form. Book titles include Edible Plants, Edible Perennials, Edible Trees,Edible Shrubs, Woodland Gardening, and Temperate Food Forest Plants. Our new book is Food Forest Plants For Hotter Conditions (Tropical and Sub-Tropical).

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Plant Propagation

Seed - we have no information on this species but suggest sowing the seed in situ as soon as it is ripe if this is possible. Otherwise store the seed in water in a cool place and sow it in situ in the spring. Division in the growing season[200].

Other Names

If available other names are mentioned here

Native Range

TEMPERATE ASIA: Cyprus, Egypt (Sinai), Iran, Iraq, Israel, Jordan, Lebanon, Syria, Turkey, Armenia, Azerbaijan, Georgia, Russian Federation (Altay, Buryatia, Chita, Krasnoyarsk, Novosibirsk, Tyumen), Kazakhstan, Kyrgyzstan, Tajikistan, Turkmenistan, Uzbekistan, Mongolia, Russian Federation (Amur), China (Anhui Sheng, Guangdong Sheng, Guangxi Zhuangzu Zizhiqu, Hebei Sheng, Heilongjiang Sheng, Henan Sheng, Hubei Sheng, Hunan Sheng, Jiangsu Sheng, Jiangxi Sheng, Jilin Sheng, Liaoning Sheng, Nei Mongol Zizhiqu, Shandong Sheng, Shanxi Sheng, Xinjiang Uygur Zizhiqu, Yunnan Sheng, Zhejiang Sheng), Korea, Taiwan TROPICAL ASIA: India, Sri Lanka, Pakistan, Myanmar, Vietnam, Malaysia NORTHERN AMERICA: United States (Indiana, Michigan, New York, Minnesota, North Dakota, Wisconsin, Florida, Texas, Arizona, California, Nevada, Utah), Mexico (Yucatán) SOUTHERN AMERICA: Hispaniola, Antigua and Barbuda, Bahamas, Barbados, Cuba, Jamaica, United States (Puerto Rico), Guatemala, Panama, El Salvador, Venezuela, Brazil, Bolivia, Argentina (Mendoza, Corrientes, San Luis) PACIFIC: United States (Hawaii) AUSTRALASIA: Australia (New South Wales, Queensland, Victoria, Western Australia) EUROPE: Denmark, Finland, United Kingdom, Norway, Sweden, Austria, Belgium, Switzerland, Czech Republic, Germany, Hungary, Luxembourg, Netherlands, Poland, Slovakia, Belarus, Estonia, Lithuania, Latvia, Moldova, Russian Federation (Kalmykija, Respublika), Ukraine (incl. Krym), Albania, Bulgaria, Bosnia and Herzegovina, Greece (incl. Crete), Croatia, Italy (incl. Sardinia, Sicily), Montenegro, Romania, Serbia, Slovenia, Spain, France, Portugal AFRICA: Algeria, Egypt, Libya, Morocco, Tunisia, Ethiopia, Tanzania, Uganda, Mozambique, Malawi, Zambia, Zimbabwe, Botswana, Namibia, South Africa (KwaZulu-Natal, Western Cape)

Weed Potential

Right plant wrong place. We are currently updating this section. Please note that a plant may be invasive in one area but may not in your area so it’s worth checking.

Conservation Status

IUCN Red List of Threatened Plants Status :

Related Plants
Latin NameCommon NameHabitHeightHardinessGrowthSoilShadeMoistureEdibleMedicinalOther
Najas flexilisNodding waternymphAnnual0.3 4-8  LMHSNWa202
Najas gramineaRicefield waternymphAnnual0.2 7-10  LMHSNWa10 

Growth: S = slow M = medium F = fast. Soil: L = light (sandy) M = medium H = heavy (clay). pH: A = acid N = neutral B = basic (alkaline). Shade: F = full shade S = semi-shade N = no shade. Moisture: D = dry M = Moist We = wet Wa = water.

 

Expert comment

Author

L.

Botanical References

1750270

Links / References

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Readers comment

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