A large percentage of Camau Province's area is covered by forest; 150,000ha being alluvial soils, typical of the tropical monsoon climate. Being flooded everyday by tidal waters, the salt-bearing trees grow in this environment with animals and microorganisms.

U Minh Forest comprises several types of plants, the most common being mam, mangrove, and indigo. The biological productivity of this land is the highest among Vietnam's ecosystems.