Text from:
Quinty, F. & L. Rochefort. (2003). Peatland restoration guide, 2nd ed. Canadian Sphagnum Peat Moss Association et New Brunswick Department of Natural Resources and Energy. Québec, Québec. 106 p.
Natural peatlands represent a harsh environment for plants because of acidic and nutrient-poor conditions, a high water table and exposition to desiccation due to the absence of protection against wind and sun. A few plant communities dominated by Sphagnum mosses are specialized in colonizing these ecosystems.