Ecological Threats

Each natural community faces ecological threats that could change its defining features, leading to its decline.

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Rock Creek Park

Non-Native Invasive Plants

The fertile soils of the Basic Mesic Hardwood Forest naturally support a diversity of plant species; unfortunately, those soils also support a wide variety of non-native invasive plant species. The harms caused by non-native invasive plants include competition with natives for soil nutrients, sunlight, and pollinators, and degradation of animal habitat. (* indicates non-native)

Diseases, Pests, and Other Threats

Current and potential ecological threats for the Basic Mesic Hardwood Forest in Rock Creek Park include the following: