2021 Dirty Dozen (Top Twelve Nonnative Invasive Plants) List

72 counties have had cogongrass detections since 2007, and to date 34 of the 72 counties have no active cogongrass. Georgia’s proactive treatment program assists landowners across the state, and 85% of all known cogongrass spots in Georgia are considered inactive.

The Georgia Forestry Commission documents all known cogongrass infestations.Invasive Species: Any plant or animal that has been introduced and aggressively competes with and displaces local native communities; normally having no native enemies to limit reproduction and spread.

The Dirty Dozen List of Non-native Invasive Species is ranked by the total acres occupied according to Forest Inventory and Analysis data. Honey Suckle and Fescue are not included in this list. Credit for the data used to make this list to the US Forest Service Forest Inventory and Analysis Program and The Georgia Forestry Commission FIA Foresters.

Forest Health

…beetle/Laurel Wilt disease. Common concerns include: Diseases (and Helpful Resources) Details about tree diseases common to Georgia: Heterobasidion Root Disease (formerly Annosum Root Disease) – Many Georgia landowners with property…

Social & Cultural

…outdoor spaces with natural landscapes than in comparable plant-less spaces. Individuals and groups within communities with strong social cohesion and social capital experience many positive benefits. Helpful Resources Review studies,…

Student Resources

…Commission documents all known cogongrass infestations.Invasive Species: Any plant or animal that has been introduced and aggressively competes with and displaces local native communities; normally having no native enemies to…

Forests for Georgia, Georgia for Forests

…state tax base, with $977 million in gross tax revenue. Georgia’s urban and community forestry companies generated an additional $4 billion of economic activity in 2017. Strong markets for forest…

Community Tree Advocacy

…is a group of concerned citizens, usually volunteer, charged by their community’s tree ordinance to develop and administer a comprehensive tree management program. If your community is looking to start…

Firefighting Training & Resources

…is issued by the Georgia Forestry Commission (GFC), the “Authority Having Jurisdiction” for wildland fire certification in the state of Georgia, in the form of a training completion certificate. Red…

Economic

Trees are capital assets that help decrease infrastructure costs in cities. The presence of trees in a community affects the cost of municipal services such as stormwater control, transportation and…

Conservation Woodland Program

…completed application for the program within the legal time limit. If both the proof and the completed application are not filed within the proper time limit, your application will be…