Perennial Pea is a long-lived vigorous climber with attractive blue-green leaves and showy flowers in red, pink, or rarely, white. Does the species (or cultivar or variety) commonly produce viable seed? 19. June 2013. 1. Notes on Lathyrus latifolius 'White Pearl' "Cool-white racemes of pea flowers that glow in shade and, teamed with the silver vine ( Vitus vinifera Incana ), it will lift a dull pergola or scramble over a bank" Val Bourne - Garden Writer. I transplanted one to my yard, and saw that the rhizomes have underground tubers. It perfectly fits the description of the Lathyrus tuberosus [Earthnut Pea] introduced from Europe. This map identifies those states that list this species on their invasive species list or law. Lathyrus latifolius is a PERENNIAL CLIMBER growing to 2 m (6ft) by 2 m (6ft) at a fast rate. 5. Oberstinkenbrunn, Hollabrunn District, Lower Austria. Common name: ... Lathyurs odoratus, annual sweet pea, Lathyrus latifolius, everlasting or perennial sweet pea. Image gallery of invasive species. Other Common Names: perennial pea, everlasting peavine, everlasting pea, perennial peavine, Perennial sweetpea Weed class: monitor list Native to: Europe. Fruit/Seeds: Pea-like pods. Click this button to download a PDF version of this Evaluation. Image 5595378 is of everlasting peavine (Lathyrus latifolius ) plant(s). B. It is widely naturalized throught the US. Native Introduced Native and Introduced. Lathyrus latifolius Fact Sheet from Environmental Weeds of Australia for Biosecurity Queensland Edition. Lathyrus latifolius is a perennial plant that has trailing or climbing strongly winged stems from about 3-6 ft. (0.9-1.8 m) long. Once you click the button, please wait a second, and the site will return to this Evaluation and your name will be on the "Reviewers List" in the right hand column (below the Evaluation Summary). Numerous cultivars have been selected as garden subjects, of which the following have gained the Royal Horticultural Society's Award of Garden Merit: Bumblebees pollinate the flowers. The related Lathyrus tuberosus (Earthnut Pea) also has a single pair of leaflets and similar flowers, but its stems and leaf stalks lack wings. Although it is noted that it is mainly a weed of disturbed sites and roadsides where it occurs in Australia, they do mention that it has invaded natural areas as well. Known as: Perennial pea; Wild sweet pea; Everlasting pea; The plant is a member of the Fabaceae (fab-AY-see-ee) family and a native of the Mediterranean (northern Africa and southern Europe). Lathyrus latifolius has winged hairless stems, and alternating blue green compound leaves consisting of a single pair of leaflets and a winged petiole about 2 in long. Widely cultivated as a garden flower, L. latifolius produces abundant racemes of showy flowers that are bumblebee‐pollinated. The chemical they're concerned about in Lathyrus latifolius is oxalyldiaminopropionic acid and one of it's affects is on breathing. Lathyrus latifolius is a PERENNIAL CLIMBER growing to 2 m (6ft) by 2 m (6ft) at a fast rate. Lathyrus latifolius is a perennial plant that has trailing or climbing strongly winged stems from about 3-6 ft. (0.9-1.8 m) long. Site by. NON-CHEMICAL CONTROL . (GBIF, Invasive Plants Atlas). This species is cultivated as an ornamental and is mainly a weed of disturbed sites and areas around habitation (e.g. ©Stefan.lefnaer/via wikipedia - CC BY-SA 3.0 megalanthus, membranaceus & sylvestris ssp. While native to the Mediterranean, Everlasting Peas have been grown in North America since 1700s where they have naturalized to such a point that they are now considered … Is there significant germination (>25%) of seeds the next growing season, with no requirement of an infrequent environmental condition for seeds to germinate (i.e. The PRE Score is calculated by adding the point totals for each (answered) question. ©Stefan.lefnaer/via wikipedia - CC BY-SA 3.0 There are 30 species of Lathyrus that are native to North America but Lathyrus latifolius is native to parts of Europe and Northern Africa. Flowers: Bright rose-pink, pea-like, no fragrance; in clusters on erect six to twelve inch flower stems. The seeds are dark and oblong to reniform in shape. Although European in origin, it has naturalized in many parts of the United States, especially on roadsides. This species made its way to American gardeners in the 1700’s and escaped. It is widely naturalized throught the US. Links for more information: Wisconsin State Herbarium [exit DNR] Invasive.org [exit DNR] USDA PLANTS Profile [exit DNR] Lathyrus latifolius flowers are unscented. Several plants go by the common name of sweet pea. Lathyrus latifolius usually grows on more or less nitrophilous, rather dry to slightly damp substrates, predominantly in sunny habitats: along railway tracks, canal banks, road verges, waste land, etc. Perennial sweet pea aka Lathyrus latifolius [LAY-thy-russ lat-ee-FOH-lee-us] is a rhizomatous herbaceous perennial. Does this plant displace native plants and dominate (overtop or smother) the plant community in areas where it has established? Weedy Wildflowers of Illinois – Everlasting pea [exit DNR] (Lathyrus latifolius). Lathyrus latifolius: Wild Sweet (Everlasting) Pea. (R. Kesel, Pers. It has naturalized throughout the US, and also in Australia and beyond its native range (North Africa/Southern Europe) into Eastern and Northern Europe. In Oregon, USA, the plant is known to overtop and smother native vegetation. There is a high risk of this plant becoming invasive in California according to Cal-IPC. Lathyrus odoratus is noted to be invasive in New Zealand and possibly in the Dominican Republic (CABI). The species has naturalized where it is not native in the eastern Mediterranean region (Cyprus), Northern and central Europe, Australia, and North America. Within a similar climate, the plant is listed as being invasive in Oregon, primarily referencing roadsides and rights-of-way (Oregon Dept of Ag). Lathyrus latifolius is a perennial herbaceous vine (climber), which can reach 6 feet or more by means of twining tendrils, but in open areas sprawls. ... State Lists - This map identifies those states that have this species on their invasive species list or law. It can spread via rhizomes. (Weeds of Australia) The plant is a low-growing tender perennial, so unlikely to contribute to fire risk substantially. The Plants Database includes the following 2 subspecies of Lathyrus latifolius . 17. Are the plant’s propagules frequently dispersed long distance (>100 m) by wind or water? One of the best flowering groundcovers, with large tresses of impeccable pea-shaped flowers blooming over a long time in summer. Grazing P can be toxic to livestock Prescribed burning P as a perennial it will regrow after burning Keywords: Plant Guide, Perennial pea, Lathyrus, Lathyrus latifolius, perennial, vine, legume, ground cover, garden, ornamental Lathyrus latifolius is a candidate plant in the 2020 nursery survey. There is also a variety called Lathyrus grandiflorus, which you may want to give a miss as it is vigorous, bordering on invasive, whereas L. latifolius is well behaved and makes a great easy to grow garden climbing plant. There are 5 petals, which are purplish pink, fading with age. Private - accessible only to organization members, © 2006-2021 California Invasive Plant Council. The flowers are replaced by hairless flattened seedpods, about 2 in long and ​1⁄2 in wide, with several seeds inside. The large, heavy seeds are noted to be primarily gravity dispersed. These snapshots of Lathyrus latifolius (synonymous with LL. Naturalized populations of L. latifolius occur in fields and on roadsides over large areas of the United States. USDA GRIN lists it as a vertebrate poison for mammals. 3. Is the species (or cultivar or variety) noted as being naturalized in the US or world in a similar climate? C. Brickell, Encyclopedia of Garden Plants, 1996, Royal Horticultural Society, London, Weedy Wildflowers of Illinois: Everlasting pea, https://en.wikipedia.org/w/index.php?title=Lathyrus_latifolius&oldid=996642988, Short description is different from Wikidata, Creative Commons Attribution-ShareAlike License, This page was last edited on 27 December 2020, at 21:01. 15. Plants spread by rhizomes and will easily self-seed to the point of being somewhat weedy and invasive. Butterflies visit the flowers for their nectar, but do not pollinate. habit. Are the plant’s propagules frequently dispersed via contaminated seed (agriculture or wildflower packets), equipment, vehicles, boats or clothing/shoes? Lathyrus latifolius is a herbaceous perennial climbing plant with erect stems up to 3 metres tall. Yes. The genus includes many other native and non-native species. Lathyrus littoralis silky beach pea Lathyrus magellanicus . 12. Click on an acronym to view … We will update this section after the survey results are compiled later this year. Hilty, John. Is the plant a health risk to humans or animals/fish? Final Spacing: 6-10" supported; 2-3' unsupported Water Use: Medium Water Use Uses include ground cover, wildlife habitat, and garden ornamental. It can fix Nitrogen. The seedpod, which is initially green, gradually turns brown, splitting open into curled segments, flinging out the seeds. 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