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Gaillardia x grandiflora - Blanket flower

French name:  Gaillarde
Dutch name: Kokardebloem
Family: Asteraceae
Group: Vascular plants
Origin: North America
Habitat: terrestrial
Introduction:  agri- and horticulture
ISEIA Score : 8
 
Naturalization in Belgium
First observation in the wild: 1953
Invasion stage: spread
Spatial distribution: restricted
Invasiveness
Reproduction in the wild: yes
Dispersion potential: high
Natural habitats: high
More on invasiveness: Wild populations of this species are mostly restricted to coastal dune ecosystems.
Distribution in Belgium
Established populations
absent from district
isolated populations (1-5 localities per district)
widespread (>5 localities per district)

Impacts on Species
Predation / Herbivory: low
Competition: unlikely
Disease transmission: low
Genetic effects: low
Impacts on Ecosystems
Nutrient cycling: unknown
Physical alteration: low
Natural successions: low
Food web alteration: low
More on impacts: Gaillarda doesn't produce large and dense populations; outcompetition of native plants is unlikely.
Data Source & References
Authors: Branquart Etienne, Vanderhoeven Sonia, Van Landuyt Wouter, Van Rossum Fabienne, Verloove Filip
Published on:  04 December 2007
References:
Lambinon, J., Delvosalle, L. & Duvigneaud, J. (2004)
Nouvelle fore de la Belgique, du Grand-Duché de Luxembourg, du Nord de la France et des régions voisines.
Editions du Patrimoine du Jardin botanique national de Belgique, Meise.
Van Landuyt, W., Hoste, I., Vanhecke, L., Van den Bremt, P. Vercruysse, W. & De Beer, D. (2006)
Atlas van de Flora van Vlaanderen en het Brussels gewest.
Nationale Plantentuin en het Instituut voor Natuur- en Bosonderzoek i.s.m. Flo.Wer vzw.
Verloove, F. (2006)
Catalogue of the Neophytes in Belgium (1800-2005).
Scripta Botanica Belgica 39, 89 pp.
Other Internet Links

 
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