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Lathyrus latifolius Perennial sweet pea (1 Page of 5) The Lathyrus latifolius plant species is found in S. Europe. Occasionally naturalized in Britain. It is a member of the Leguminosae family. Common gardeners may know the plant as Perennial sweet pea. Cultivation | Propagation | General Uses Medicinal | Edible Uses Latin Name: Lathyrus latifolius Common Name: Perennial sweet pea Family: Leguminosae Author: L. Known Hazards: Although no records of toxicity have been found for this plant, the seed of some species in this genus contain a toxic amino acid that can cause a severe disease of the nervous system known as 'lathyrism' if they are eaten in large amounts (although small quantities are said to be nutritious)[65, 76]. Great caution is advised. Mature Height: 2 Mature Width: 2 Habitat: Hedges, vineyards, fields and uncultivated places[50].
Cultivation Notes: An easily grown plant, succeeding in any moderately good garden soil[200], whether acid or alkaline[202]. Prefers a position in full sun but tolerates part day shade[200]. Succeeds in dry soils and is drought tolerant when established[190]. Grows well on dry slopes[208]. Plants can be grown in quite coarse grass, which can be cut annually in the autumn[233].
Plants are hardy to at least -10°c[202].
A very ornamental plant[1], there are many named varieties[187]. It is fast-growing and, when in a suitable position, can become invasive[202]. Plants climb by means of tendrils[188].
Resents root disturbance and can take a year or two to settle down after being moved[219].
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[200].
For further Lathyrus latifolius gardening information click on one of the blue links below Cultivation | Propagation | General Uses Medicinal | Edible Uses
The information above has been supplied solely via the hard work and dedication of the team at 'Plants for a Future'. View their bibliography

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