Invasive Shrub Species

These courses represent key species which pose a significant threat to natural resources. Completing these training courses will provide you with the knowledge to identify and report these important threats.

Russian Olive

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Russian Olive

Perennial, deciduous thorny shrub or small tree that is a member of the Oleaster (Elaeagnaceae) family. Forms a dense, monospecific shrub layer and is capable of altering nutrient cycling and hydrology.

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Tatarian Honeysuckle

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Tatarian Honeysuckle

Deciduous, upright to spreading shrub that is a member of the Honeysuckle (Caprifoliaceae) family. It can form dense thickets, reduce tree and shrub regeneration, and decreases overall plant diversity.

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Wineberry

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Wineberry

Perennial shrub that is a member of the Rose (Rosaceae) family. It has long arching stems (canes) that can grow up to 9 ft in length and was introduced in the United States in 1890 as breeding stock for new Rubus cultivars (blackberries and raspberries).

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