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Lactuca biennis - (Moench.)Fernald.

Common Name Tall Blue Lettuce
Family Asteraceae
USDA hardiness Coming soon
Known Hazards None known
Habitats Damp thickets
Range Eastern N. America
Edibility Rating    (0 of 5)
Other Uses    (0 of 5)
Weed Potential No
Medicinal Rating    (1 of 5)
Care (info)
Moist Soil Semi-shade Full sun
Lactuca biennis Tall Blue Lettuce


USDA Plant Database/Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 3: 321. Courtesy of Kentucky Native Plant Society.
Lactuca biennis Tall Blue Lettuce

 

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Summary


Physical Characteristics

 
Lactuca biennis is a . The species is hermaphrodite (has both male and female organs).
Suitable for: light (sandy), medium (loamy) and heavy (clay) soils. Suitable pH: mildly acid, neutral and basic (mildly alkaline) soils. It can grow in semi-shade (light woodland) or no shade. It prefers moist soil.

UK Hardiness Map US Hardiness Map

Synonyms

L. spicata.

Plant Habitats

 Cultivated Beds;

Edible Uses

None known

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.


The root is analgesic, antiemetic and haemostatic[257]. A decoction has been used in the treatment of body pain, but not pain in the limbs[257]. The decoction has also been used in the treatment of haemorrhages, heart troubles, diarrhoea and vomiting[257].

References   More on Medicinal Uses

Other Uses

None known

Special Uses

References   More on Other Uses

Cultivation details

222196

References   Carbon Farming Information and Carbon Sequestration Information

Temperature Converter

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Plant Propagation

Other Names

If available other names are mentioned here

Native Range

NORTHERN AMERICA: Canada (Yukon (south), Québec, Nova Scotia, Ontario, Prince Edward Island, New Brunswick, Newfoundland and Labrador, Saskatchewan, Alberta, Manitoba, British Columbia), United States (Alaska (southeast), Connecticut, Indiana, Maine, Massachusetts, Michigan, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont, West Virginia, Illinois, Iowa, Minnesota, North Dakota (east), South Dakota (e. & w.), Wisconsin, Colorado, Idaho, Montana, Oregon, Washington, Wyoming, Delaware, Kentucky, Maryland (west), North Carolina (west), Tennessee, Virginia (west), District of Columbia, New Mexico, California (north), Utah)

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 :

IUCN Red List

Related Plants
Latin NameCommon NameHabitHeightHardinessGrowthSoilShadeMoistureEdibleMedicinalOther
Lactuca canadensisCanada LettuceBiennial2.2 3-9 FLMSNM331
Lactuca capensis Perennial0.5 -  LMSNM12 
Lactuca debilis Perennial0.0 -  LMSNM32 
Lactuca formosana  0.0 -  LMSNM12 
Lactuca indicaIndian LettucePerennial1.2 -  LMSNM32 
Lactuca indica dracoglossa Annual/Biennial1.0 -  LMSNM22 
Lactuca indica laciniata Perennial1.2 -  LMSNM32 
Lactuca ludovicianaLouisiana LettuceBiennial1.5 3-9 FLMSNM322
Lactuca perennisPerennial LettucePerennial0.6 5-9  LMNDM32 
Lactuca pulchellaBlue LettucePerennial1.1 3-8  LMSNM422
Lactuca quercinaWild LettuceAnnual/Biennial1.0 -  LMSNM23 
Lactuca raddeana Annual/Biennial0.6 -  LMSNM22 
Lactuca sativaLettuce, Garden lettuceAnnual/Biennial0.9 5-9  LMSNM331
Lactuca sativa angustanaCeltuceAnnual/Biennial0.6 5-9  LMSNM332
Lactuca sativa capitataCabbage LettuceAnnual/Biennial0.9 5-9  LMSNM332
Lactuca sativa crispaCutting LettuceAnnual/Biennial0.9 5-9  LMSNM332
Lactuca sativa longifoliaCos LettuceAnnual/Biennial0.9 5-9  LMSNM332
Lactuca serriolaPrickly LettuceBiennial1.6 3-10 FLMNM333
Lactuca sibiricaPrickly lettucePerennial1.0 0-0  LMSNM22 
Lactuca triangulata Biennial/Perennial1.0 -  LMSNM12 
Lactuca virosaWild Lettuce, Bitter lettuceAnnual/Biennial1.8 5-9  LMNM13 

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.

 

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Author

(Moench.)Fernald.

Botanical References

Links / References

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Subject : Lactuca biennis  
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