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Robert H. Mohlenbrock @ USDA-NRCS PLANTS Database / USDA NRCS. 1995. Northeast wetland flora: Field office guide to plant species. Northeast National Technical Center, Chester. |
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| USDA-NRCS PLANTS Database / USDA NRCS. Wetland flora: Field office illustrated guide to plant species. USDA Natural Resources Conservation Service. |
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Summary
Physical Characteristics
Najas flexilis is a ANNUAL growing to 0.3 m (1ft).
See above for USDA hardiness. It is hardy to UK zone 5. It is in flower from August to September. The species is monoecious (individual flowers are either male or female, but both sexes can be found on the same plant) 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
Plant Habitats
Pond;
Edible Uses
Edible Parts: Leaves
Edible Uses:
Young shoots - raw or cooked. They are eaten like watercress[46].
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
Fertilizer Packing
The plant is used as packing material to protect items packed in crates etc[46, 61]. The plant can also be used as a fertilizer[46, 61].
Special Uses
References More on Other Uses
Cultivation details
A 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].
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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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 in situ in the spring.
Other Names
If available other names are mentioned here
Native Range
NORTHERN AMERICA: Canada (Québec, Nova Scotia, Ontario, Prince Edward Island, New Brunswick, Newfoundland and Labrador, Saskatchewan, Alberta, Manitoba, British Columbia), United States (Connecticut, Indiana, Maine, Massachusetts, Michigan, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont, West Virginia, Iowa, Minnesota, North Dakota, South Dakota, Illinois, Wisconsin, Idaho, Montana, Oregon, Washington, Delaware, Kentucky, Maryland, Virginia, California, Utah) EUROPE: Denmark, Finland, United Kingdom, Ireland, Norway, Sweden, Switzerland, Germany, Poland, Russian Federation (European part), Estonia, Lithuania, Latvia
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 :
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
(Willd.)Rostk.&F.Schmidt.
Botanical References
17200270
Links / References
For a list of references used on this page please go here
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