The Talamancan montane forests cloak the high cordilleras of southern Central America, spanning montane Costa Rica and western Panama across the Cordillera de Tilarán, Cordillera Central, and Cordillera de Talamanca. They are cloud forests, occurring roughly above 750 to 1,500 meters and climbing toward 3,000 meters, where the canopy is dominated by endemic oaks (Quercus) and the laurel family (Lauraceae, including Ocotea, Persea, and Nectandra), alongside genera such as Magnolia, Podocarpus, Weinmannia, and Vaccinium. Persistent cloud cover and mist sustain a lush, dense forest, with rainfall rising from about 2,000 mm at the lower margins to over 6,000 mm near the highest peaks. Endemism is exceptional: more than 30 percent of the ecoregion's plant species and over half of its high-mountain flora occur nowhere else, and the Cordillera de Talamanca alone harbors an estimated 90 percent of Costa Rica's plant species, with the resplendent quetzal among its emblematic birds. Much of the range lies within protected areas, including the binational La Amistad reserve, Chirripó, and the Monteverde cloud forest.
Marker placed inside the RESOLVE 2017 polygon at 9.1°N, 82.7°W.
Climate snapshot for this ecoregion
°C
°F
Current zone range (2011–2040)
12a-13b
Plotwright
CHELSA-derived typical winter month at this ecoregion's bbox grid.
Projected (2041–2070)
12a-13b
Plotwright
Where the CHELSA models say the typical winter month is heading.
Average warming this ecoregion is on track for: +2.9°F by mid-century. SSP3-7.0 (current trajectory) · CHELSA v2.1 bio06 sampled across 10 of 10 points within this ecoregion's bounding box.
At a glance
Dominant biome
Tropical & Subtropical Moist Broadleaf Forests
Realm
Neotropic
Approximate area
6,309 sq mi
Conservation tier
Half Protected (Dinerstein NNH 1)
About the tropical & subtropical moist broadleaf forests biome
Warm, wet, highly productive forests — including tropical rainforests — with closed canopies, near year-round growing seasons, and the richest terrestrial biodiversity on Earth. Low seasonality and high rainfall sustain dense, layered vegetation from canopy to forest floor.
Catalog plants suited to this ecoregion
Computed from each plant's stated USDA zone range against this ecoregion's CHELSA-derived current zone range, with the CHELSA mid-century warming delta applied for the projection. Plants whose stated range falls outside both the current and projected zone end up dropped; the rest land in one of the three buckets below.
Climate-resilient picks · 4
These plants fit this ecoregion today AND remain in range under the mid-century SSP3-7.0 projection. Lead with these for a planting that holds up as the climate shifts.
No curated collection's plants all fit this ecoregion's zone range. We surface a collection only when every member would grow here — partial fits get filtered out rather than mislead. As the catalog and the curated set both grow, this section will fill in.
Related ecoregions
Other tropical & subtropical moist broadleaf forests ecoregions to explore: