Patagonian steppe
Patagonian steppe
The Patagonian Steppe stretches across the Patagonia region of Argentina from the Atlantic coast into southwestern Chile, and also reaches the Falkland Islands, covering low mountains, plateaus, and plains. Its vegetation is xerophytic and shaped by drought, wind, and grazing, with dwarf and cushion shrubs the most widespread cover; characteristic genera include Nassauvia, Verbena, and Benthamiella, taller shrubs such as Berberis, Schinus, and Anarthrophyllum, and bunchgrasses of Poa and Stipa. The climate is very dry and cold, bringing winter snowfall, near year-round frosts, and annual precipitation that typically averages less than 200 millimeters. The steppe supports high endemism in plants and animals and is the stronghold of the critically endangered hooded grebe, though desertification from overgrazing, chiefly by sheep, is its primary threat. For gardeners working cold, dry, wind-exposed sites, the region's native Berberis and Schinus point toward hardy, drought- and wind-tolerant shrubs.
RESOLVE 578
Neotropic
222,728 sq mi
Temperate Grasslands, Savannas & Shrublands
Landscape type
Temperate Grasslands, Savannas & Shrublands
Plant region
Neotropic
Region footprint
222,728 sq mi
Habitat pressure
Nature Could Reach Half Protected (Dinerstein NNH 2)
Source & care
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Use this as the broad planting pattern for the region: Temperate prairies, steppes, and pampas of grasses and forbs with few trees, under continental climates of hot summers and cold winters. Their deep, fertile soils have made them among the most extensively converted biomes for agriculture. For garden decisions, pair that context with the plant list below, then narrow by your site's light, water, soil, and mature-size constraints.
Plants that can handle this region
A climate-fit shortlist from Plotwright's catalog. Start with the reliable fits, then use each plant page to check light, water, soil, mature size, and local availability.
Showing 557 of 557 climate-fit plants for this region.
Planting collections
Finished planting recipes where every member can handle this region's climate range. The fit badge uses the collection's most sensitive plant, so a resilient collection is a safer starting point than any single standout.
Starter kits for this region
Generated from catalog plants that already pass this region's climate fit gate, with native matches sorted first when the catalog has enough coverage.
Sunny pollinator border
A sunny, wildlife-forward planting assembled from plants that pass this region fit gate.
Native fit: 0/6
Climate resilient: 6/6
Wildlife links: 15
Host/specialist links: 4
Forage/pollination links: 16
Shelter links: 1
Shade-edge planting
A softer edge kit for woodland margins, porches, and mixed-light garden edges.
Native fit: 0/6
Climate resilient: 6/6
Wildlife links: 14
Host/specialist links: 4
Forage/pollination links: 16
Shelter links: 1
Resilient shrub layer
A woody structure layer led by plants that fit both current and projected regional conditions.
Native fit: 0/6
Climate resilient: 6/6
Wildlife links: 13
Host/specialist links: 4
Forage/pollination links: 17
Shelter links: 1
Similar planting regions
Browse other regions in the same biome. Their plant lists can suggest species and combinations worth comparing.
Where this ecoregion reaches
The countries, US states, and Canadian provinces this ecoregion touches, from a spatial join of its RESOLVE polygon against Natural Earth boundaries.
Countries
Educator packet
Region packet
Patagonian steppe educator packet
The Patagonian Steppe stretches across the Patagonia region of Argentina from the Atlantic coast into southwestern Chile, and also reaches the Falkland Islands, covering low mountains, plateaus, and plains. Its vegetation is xerophytic and shaped by drought, wind, and grazing, with dwarf and cushion shrubs the most widespread cover; characteristic genera include Nassauvia, Verbena, and Benthamiella, taller shrubs such as Berberis, Schinus, and Anarthrophyllum, and bunchgrasses of Poa and Stipa. The climate is very dry and cold, bringing winter snowfall, near year-round frosts, and annual precipitation that typically averages less than 200 millimeters. The steppe supports high endemism in plants and animals and is the stronghold of the critically endangered hooded grebe, though desertification from overgrazing, chiefly by sheep, is its primary threat. For gardeners working cold, dry, wind-exposed sites, the region's native Berberis and Schinus point toward hardy, drought- and wind-tolerant shrubs.
Realm
Neotropic
Dominant biome
Temperate Grasslands, Savannas & Shrublands
Approximate area
222,728 square miles
States / provinces
Not recorded
Climate descriptor
Not recorded
Classroom prompts
- Which climate and biome facts explain why this region supports its characteristic plants?
- How do native-plant and wildlife-support claims differ from a species-presence claim?
- Which source-backed facts would you cite before using this region in a classroom map activity?
Use the Sources & citations section below for page citation styles and region source links.
Sources & citations
Cite this page
For lesson plans, articles, or regional planting notes that use this Plotwright page. To cite the underlying ecoregion framework or a specific editorial profile, use the source cards below.
Plotwright. (n.d.). Patagonian steppe (Patagonian steppe). Retrieved 2026, August 20, from https://plotwright.com/regions/resolve-578
Sources for this region
This page cites Plotwright first for the compiled view, then lists the upstream framework, climate, and editorial source pages so readers can cite the original material directly.
RESOLVE 2017 Terrestrial Ecoregions (Dinerstein et al.)
Primary ecoregion framework











































