spiraea douglasii invasive

More on invasiveness: Both in its native and invaded range, Douglas' spirea grows best on loamy and sandy wet soils. 10. The leaves are toothed toward the tips. C.L. Die Sommerspiere gilt in Europa als invasive Art, die sich vor allem in Regionen mit einem feuchten, moderaten Klima ähnlich wie die aus Nordamerika stammende Douglas-Spiere Spiraea douglasii rasch ausbreitet… It grows mainly in ruderal areas and in riparian habitats. Le prime segnalazioni di popolazioni spontaneizzate sono relative al Lago Maggiore (Gola, 1928) in provincia di Verbania. Spiraea douglasii (Steeple bush) will reach a height of 2.5m and a spread of 2.5m after 10-20 years.. Spiraea douglasii f. douglasii Homonyms Spiraea douglasii Hook. Suitable for: light (sandy), medium (loamy) and heavy (clay) soils. … It spreads by rhizomes, and is very aggressive, It often forms dense colonies and can quickly become the dominant species in a wetland habitat. & Harada, J. It grows among sedges, horsetails, wild blueberries, and other swamp flora. unknown. C. Presl – Menzies' spirea Subordinate Taxa. Dort reicht das Verbreitungsgebiet von Alaska über Südwest-Kanada bis zur Pazifik-Küste im Nordwesten der USA. Genus Spiraea are deciduous shrubs, sometimes suckering, with simple leaves and short racemes, panicles or corymbs of small, 5-petalled white or pink flowers in spring or summer Details S. douglasii is a vigorous suckering shrub with oblong leaves, grey-felted beneath, and compact terminal panicles of purplish-pink flowers in early summer Presented here is summary information about the species Spiraea douglasii from the Global Compendium of Weeds, and citations of references to this species as a weed.Definitions of terms are available in the GCW introduction .For further information--or to report corrections or concerns--contact webmaster@hear.org. This factsheet is common for 3 species of North American Spiraea's : S. alba, S. douglasii and S. x bilardii. Description. It was introduced to Europe, where it is considered invasive. It grows in a semi-upright form to a height of 7 … It grows in a semi-upright form to a height of 7 feet, with active growth during the spring and summer. Recommended under redwoods or pine trees. Journal for Nature Conservation12: 171-179. isolated populations (1-5 localities per district), Branquart Etienne, Dupriez Pascal, Vanderhoeven Sonia, Van Landuyt Wouter, Van Rossum Fabienne, Verloove Filip. Morita, S., Hiradate, S., Fujii, Y. Bloom time: Late spring to fall. 10. Pyramidal Spiraea, Spiraea x pyramidata, is a naturally occurring hybrid of S. betulifolia (lucida) and S. douglasii.. S. x billardii) were introduced for ornamental purposes during the 19th century and are still used for such purpose.They were first observed into the wild in Belgium in 1803. Although North-American Spiraea species (Rosaceae) are rarely considered invasive, they are listed as invasive alien plants in Belgium. The plant is a woolly shrub growing 1 to 2 meters tall from rhizomes, forming dense riverside thickets. menziesii (Hook.) The caterpillars of some moths are known to feed on the leaves. Nach der Einführung der Silber-Spiere in Eruopa ist der Strauch stellenweise verwildert und hat sich als invasive Art vor allem in Teilen Belgiens, Deutschlands und Polens ausgebreitet und droht dabei einheimische Straucharten zu verdrän… Allelopathic potential of Spiraea species. This species is included for comparison to other species that are considered invasive. Prefers moist acidic conditions. It occurs most often in riparian habitat types, such as swamps, streambanks, bogs and mudflats. var. Brief description. Tropicos does not categorize distributions as native or non-native. More on invasiveness: Spiraea billardii is a sterile horticultural hybrid between S. alba et S. douglasii.It only reproduces clonally. Report the species → Report Spiraea ×billardii to the National Museum of Natural History. rose spiraea Spiraea douglasii Hook. Dort besiedelt die Sommerspiere vor allem Gewässerufer, Moore und andere Feuchtgebiete. It grows mainly in ruderal areas and in riparian habitats. Plant habitat preferences are poorly known so far. These changes will have had an effect upon the indicator for these two environments, particularly for the current decade. Spiraea douglasii - Douglas' Spiraea (Plant) $10.00 Excl. The species is hermaphrodite (has both male and female organs) and is pollinated by Insects. In this country, Spiraea alba, S. douglasii, S. tomentosa, and the hydrids (e.g. It grows mainly in ruderal areas and in riparian habitats. Showy panicles of tiny, white flowers adorn the foliage in late spring. Nationale Plantentuin en het Instituut voor Natuur- en Bosonderzoek i.s.m. Plant Characteristics Species Name Spiraea douglasii Common Name エゾノシジミバナ C.K It occurs mainly in riparian habitats such … Invasive plants are naturalized plants that produce reproductive offspring, often in very large numbers, at considerable distances from parent plants and thus have the potential to spread over a considerable area (Richardson et al. Pressure from invasive species ... douglasii, Spiraea salicifolia) led to a reduction in the extent level. It easily forms dense monospecific thickets that can colonise large areas, displace other plant species and dominate communities in wetland areas (probably via allelopathic interactions). Occasional in rough ground near habitations. Kitam. It's a survivor this plant. It is hardy to zone (UK) 5. Calder & Roy L. Taylor SPME2 Spiraea menziesii Hook. Spiraea douglasii is native to western North America from Alaska across southwestern Canada and the Pacific Northwest. [4] It was introduced to Europe, where it is considered invasive. douglasii Spiraea douglasii Hook. Etude de la régénération et de la sélection (2004). It only reproduces clonally. Douglas Spiraea has also been found growing in isolated counties of Colorado, Missouri, and Tennessee. S. x billardii) were introduced for ornamental purposes during the 19th century and are still used for … 0. Spiraea douglasii also occurs. Die Sommerspiere hat ihre ursprüngliche Heimat im asiatischen Raum, daher auch der wissenschaftliche Spiraea japonica. Atlas van de Flora van Vlaanderen en het Brussels gewest. tax In stock (13) IN-STORE PICKUP ONLY Summer pickup hours are Thursday-Saturday 9AM-3PM. No reference that we have lists this species as invasive in North America. The species is hermaphrodite (has both male and female organs) and is pollinated by Insects. Amelanchier lamarckii, Spiraea douglasii, Spiraea salicifolia) led to a reduction in the extent levelhad an [4] Large clusters of small pink flowers form spires in early summer, later turning dark and persisting. Douglas's Spirea (Spiraea douglasii) is a native shrub that grows in northern California. It is moderately fast growing and long-lived. It is in flower from June to September. These include: Ceanothus americanus (New Jersey tea), Leiophyllum buxifolium (sand myrtle), Spiraea douglasii (Douglas spirea), Spiraea spendens (mountain spirea), and Spiraea tomentosa (steeplebush). Natural habitats: high. Although North-American Spiraea species (Rosaceae) are rarely considered invasive, they are listed as invasive alien plants in Belgium. ドロノシモツケ Spiraea japonica L.f. var. : United States (North America) Note: This information is based on publications available through Tropicos and may not represent the entire distribution. This species originates from western North America and is sometimes grown for ornamental purposes in … Species Name: Spiraea douglasii Common Name: Douglas' Spiraea Beautiful flowering shrub for moist areas. [7] This plant is used as an ornamental in landscaping, where it grows best in sunny, moist places. var. In: Fire Effects Information System, [Online]. INNS are currently recognised as one of the greatest threats to biodiversity. Zones: 3 to 8. "The Plant List: A Working List of All Plant Species", https://en.wikipedia.org/w/index.php?title=Spiraea_douglasii&oldid=911267181, Articles with unsourced statements from June 2014, Creative Commons Attribution-ShareAlike License, This page was last edited on 17 August 2019, at 18:32. Spreads by underground roots, can become invasive. Invasiveness: Japanese spirea (Spiraea japonica) is considered invasive in the Southeast US. Pyramidal Spiraea, Spiraea x pyramidata, is a naturally occurring hybrid of S. betulifolia (lucida) and S. douglasii. The Plants Database includes the following 2 subspecies of Spiraea douglasii .Click below on a thumbnail map or name for subspecies profiles. Minimum temperature ranges (in degrees C) are shown in brackets The Royal Horticultural Society is the UK’s leading gardening charity. Occurs mostly in seral communities. menziesii: Habitats: Agricultural areas, Grass and heathlands, Mixed conifer/broadleaf forest, Riparian zones: Compact flowering shrubs that ask for very little attention, but always look attractive, are a garden asset to be cherished. This is one of the plants that survived the 14 year neglect that my garden suffered so I wouldn't worry too much. Taxonomic Rank. Beautiful flowering shrub for moist areas. Because of this potential, Japanese spirea and its cultivars are not recommended as suggested landscape plants *. Spiraea gemmata . Common names include hardhack,[citation needed] hardhack steeplebush,[citation needed] Douglas' spirea,[2] douglasspirea,[2] steeplebush,[2] and rose spirea.[3]. Spiraea ×billardii Hérincq is a sterile horticultural hybrid between Spiraea alba Du Roi and Spiraea douglasii Hook. Spiraea alba, S. douglasii S. x billardii Milieux aquatiques : cours d’eau, lacs, étangs, mares, bras morts de rivières Azolla filiculoides Elodea canadensis Elodea nuttallii … ssp. Spiraea tomentosa, or Steeplebush, is an upright, multi-stemmed, suckering, deciduous shrub that can grow to 4 feet high with a slightly larger width. Distributions Ursprüngliche Heimat im asiatischen Raum, daher auch der wissenschaftliche Spiraea japonica charity., Report the species → Report Spiraea ×billardii Hérincq is a species of flowering plant the. ( has both male and female organs ) and heavy ( clay ) soils sometimes escapes into the wild,... 2.5M after 10-20 years is moist douglasii grows 3-6 ft ( 1-2 m ) reduction. 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