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Uses

Toxic parts

The seed contains a toxic amino-acid which, in large quantities, can cause a very serious disease of the nervous system known as 'lathyrism'. The seed is said to be perfectly safe and very nutritious in small quantities, but should not comprise more than 30% of the diet[1][2].

Edible uses

Notes

Young plant - raw or cooked. An excellent sustenance[3].

Leaves

Material uses

There are no material uses listed for Lathyrus japonicus.

Medicinal uses(Warning!)

There are no medicinal uses listed for Lathyrus japonicus.

Ecology

Ecosystem niche/layer

Ecological Functions

Nitrogen fixer

Forage

Nothing listed.

Shelter

Nothing listed.

Propagation

Pre-soak the seed for 24 hours in warm water and then sow in early spring in a cold frame[4]. When they are large enough to handle, prick the seedlings out into individual pots and plant them out in the summer.

If you have sufficient seed, then it can also be sown in situ in mid spring[4].

Division in spring. It may not transplant well so care should be taken[4].

Practical Plants is currently lacking information on propagation instructions of Lathyrus japonicus. Help us fill in the blanks! Edit this page to add your knowledge.



Cultivation

An easily grown plant, succeeding in any moderately good garden soil[5]. It prefers a deep moist well-drained soil in a cool position[6]. Prefers a position in full sun, growing well on hot sunny banks[4].

The seed remains viable for 4 - 5 years in sea water[4].

This species has a symbiotic relationship with certain soil bacteria, these bacteria form nodules on the roots and fix atmospheric nitrogen. Some of this nitrogen is utilized by the growing plant but some can also be used by other plants growing nearby[4].

Crops

Problems, pests & diseases

Associations & Interactions

There are no interactions listed for Lathyrus japonicus. Do you know of an interaction that should be listed here? edit this page to add it.

Polycultures & Guilds

There are no polycultures listed which include Lathyrus japonicus.

Descendants

Cultivars

Varieties

None listed.

Subspecies

None listed.

Full Data

This table shows all the data stored for this plant.

Taxonomy
Binomial name
Lathyrus japonicus
Genus
Lathyrus
Family
Leguminosae
Imported References
Edible uses
Medicinal uses
Material uses & Functions
Botanic
Propagation
Cultivation
Environment
Cultivation
Uses
Edible uses
None listed.
Material uses
None listed.
Medicinal uses
None listed.
Functions & Nature
Functions
Provides forage for
Provides shelter for
Environment
Hardiness Zone
3
Heat Zone
?
Water
moderate
Sun
full sun
Shade
no shade
Soil PH
Soil Texture
Soil Water Retention
Environmental Tolerances
  • Strong wind
  • Maritime exposure
Ecosystems
Native Climate Zones
None listed.
Adapted Climate Zones
None listed.
Native Geographical Range
None listed.
Native Environment
None listed.
Ecosystem Niche
None listed.
Root Zone Tendancy
None listed.
Life
Deciduous or Evergreen
?
Herbaceous or Woody
?
Life Cycle
Growth Rate
?
Mature Size
Fertility
?
Pollinators
Flower Colour
?
Flower Type

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"image:Lathyrus japonicus 1.jpg|248px" cannot be used as a page name in this wiki.

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References

  1. ? Frohne. D. and Pf?nder. J. A Colour Atlas of Poisonous Plants. Wolfe ISBN 0723408394 (1984-00-00)
  2. ? Cooper. M. and Johnson. A. Poisonous Plants in Britain and their Effects on Animals and Man. HMSO ISBN 0112425291 (1984-00-00)
  3. ? 3.03.1 Coffey. T. The History and Folklore of North American Wild Flowers. Facts on File. ISBN 0-8160-2624-6 (1993-00-00)
  4. ? 4.04.14.24.34.44.54.6 Huxley. A. The New RHS Dictionary of Gardening. 1992. MacMillan Press ISBN 0-333-47494-5 (1992-00-00)
  5. ? F. Chittendon. RHS Dictionary of Plants plus Supplement. 1956 Oxford University Press (1951-00-00)
  6. ? Phillips. R. & Rix. M. Perennials Volumes 1 and 2. Pan Books ISBN 0-330-30936-9 (1991-00-00)
  7. ? Hitchcock. C. L. Vascular Plants of the Pacific Northwest. University of Washington Press (1955-00-00)

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