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Dionée attrape-mouche
Dionaea muscipula
La célèbre plante carnivore des tourbières : une rosette basse et cespiteuse de pièges articulés en forme de mâchoire, bordés de "dents" rigides qui se referment sur les insectes touchant leurs poils sensitifs. Malgré sa renommée mondiale et son omniprésence comme plante d'intérieur, Dionaea muscipula n'est indigène que d'une seule région minuscule : les savanes de pins et les tourbières humides, entretenues par le feu, situées dans un rayon d'environ 75 milles autour de Wilmington, en Caroline du Nord (et la zone voisine de Caroline du Sud). Elle est mondialement rare à l'état sauvage et le braconnage des plantes sauvages constitue un problème de conservation grave et passible de poursuites, alors n'achetez que des plants issus de propagation en pépinière. Elle est aussi bien plus exigeante que sa réputation le laisse croire : il lui faut un substrat acide de tourbe et de sable pauvre en nutriments, de l'eau sans minéraux, le plein soleil et une véritable dormance hivernale fraîche, et elle dépérit et meurt si on la traite comme une banale plante d'intérieur maintenue au chaud toute l'année.
Native: NC, SC
Climate fit: moderate (47/100)
Container
Focal point
Light
Full sun / Part shade
Water
Consistent moisture
Mature size
6-12" tall · 5" apart
Hardy in zones
6a-10b
cold to mild winters
Native in Illinois
No
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Cultivée uniquement comme curiosité carnivore et plante ornementale ; ce n'est pas une plante alimentaire pour l'humain et aucune de ses parties ne se mange.
Cold hardiness
Future
These values are location-based: this location's current hardiness is the baseline, and the 2050 value is a projected future climate for this same location.
Now
Zone 6b
USDA
Published baseline for this location from 1991-2020.
Source: USDA Plant Hardiness Zone Map 2023 (1991-2020 climatology) via ArcGIS FeatureServer
Well-suited
2050
Zone 7a
Plotwright
Projected zone for this same location in 2050 (2041-2070) using SSP3-7.0 (regional rivalry).
Well-suited
In plain terms: This location is in Zone 6b today. Its hardiness profile is cold winters, and coldest nights are typically around -3°F. By 2050, the projected hardiness zone is Zone 7a based on SSP3-7.0 (regional rivalry). That is a +0.5-zone shift from Zone 6b to Zone 7a by 2050.
✓
Well-suited today and still thriving in 2050.
Heat tolerance
Future
Heat tolerance values are location-based too: heat days today are observed at this site, and the 2050 value projects this same location under a future climate.
Loading AHS heat-zone data for this location...
Where this plant fits
Suitable across 45 ecoregions — 43 climate-resilient through 2070 · 2 newly possible by 2070. Best matches first.
Appalachian mixed mesophytic forests
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Appalachian-Blue Ridge forests
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Arizona Mountains forests
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Atlantic coastal pine barrens
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Blue Mountains forests
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California coastal sage and chaparral
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Canadian Aspen forests and parklands
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Central Pacific Northwest coastal forests
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Central Tallgrass prairie
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Central-Southern Cascades Forests
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Sources & citations
Cite this page
For lesson plans, articles, or research that uses this page. To cite a single upstream fact instead, use its specific source listed below.
Plotwright. (2026, May 17). Dionée attrape-mouche (Dionaea muscipula). Retrieved 2026, June 14, from https://plotwright.garden/plants/dionaea-muscipula
Sources for every fact
Every fact on this page traces to a source. 18 fields cited - 18 source-backed.
NC State Extension Gardener Plant Toolbox
University extension service
Backs 17 fields
Identity
Summary
Plant type
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Designer notes