The Helanshan montane conifer forests cloak the Helan Mountains of northwestern China, an isolated range straddling the border between the Ningxia Hui Autonomous Region and Inner Mongolia and rising as a forested "mountain island in the sky" above surrounding desert and semi-arid basins. Conifer forest dominates the slopes above roughly 2,000 meters, where Qinghai spruce and dragon spruce hold the moister northern exposures, while lower elevations carry deciduous birch and poplar alongside Chinese red pine, Siberian elm, and juniper, and drought-adapted shrubs such as rose, caragana, and ostryopsis occupy the mid-slopes. The climate is cold and semi-arid, wetter than true desert yet markedly cool. The range records 788 plant species, 54 of them regional endemics, and serves as flagship habitat for the endangered silver (Helan Shan) pika, which is globally restricted to its ridge-top crest; the spruce forests are now recovering under protection after heavy late-20th-century logging. For gardeners, native genera here include cold-hardy ornamentals such as spruce (Picea), birch, poplar, and the shrub rose and caragana.

At a glance

About the temperate conifer forests biome

Temperate forests dominated by evergreen conifers, from coastal rainforests to montane pine and fir stands. Adapted to cool, moist or seasonally dry climates, they include some of the tallest and longest-lived trees on the planet.

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.

Collections for this ecoregion

Curated multi-plant collections whose members all fit this ecoregion's zone range — no won't-grow members smuggled in. Overall fit class shown per collection is the weakest link across its members.

Related ecoregions