Notes
Outline
Invasive Plant Issue
Invasive Plant Issue
Definitions and Interpretations
Environmental, Economic, and Human Health Negative Impacts
Environmental, Economic, and Human Health Benefits
Invasive Plant Lists
Invasive Plant Issue
Definitions and Interpretations
Invasive vs Non-Invasive         not
Native vs Non-Native
Invasive Plant Issue
Non-Invasive Alternatives
Right Plant Right Place
Invasive Plant Issue
Definitions and Interpretations
Ecosystem – Community – Flora and Fauna
Natural – Historic, Undisturbed
Managed Natural Area – Disturbed, Prior Use
Urban and Suburban Ecosystems
Invasive Plant Issue
Plant Species, Cultivars, Hybrids
Genetic Differences in Plant Characteristics
Differences in Invasiveness can exist among cultivars of a given species and hybrids of species
Invasive Plant Issue
Plant Species, Cultivars, Hybrids
Plant Development is influence by the Environment
Plant Invasiveness can vary with the Region
Invasive Plant Issue
Environmental, Economic, and Human Health Negative Impacts
Data needed to support these allegations
Void in scientifically and economically credible information
Invasive Plant Issue
Environmental, Economic, and Human Health Benefits
Data needed to support these allegations
Void in scientifically and economically credible information
Invasive Plant Issue
INVASIVE PLANT LIST
Where did it come from?
Was it compiled using a scientifically and economically credible assessment system?
Was it reviewed? By who?
Invasive Plants
Issues…Consequences…Actions
THE ISSUE: Scientifically and Economically credible assessment system
Biological Characteristics - Reproduction, Dispersal
Impact on Natural Systems
Impact on Managed Systems
Distribution – Abundance, Region, Local
Management – Method, Effort
Value
Invasive Plant Issue
THE ISSUE: Scientifically and Economically credible assessment system
Educate
Eradicate/Suppress
Restore
Eliminate
Invasive Plant Species:
Allaria petiolata, garlic mustard
Invasive Plant Species:
Elaeagnus umbellata, Autumn olive
Invasive Plant Species:
Lythrum salicaria, purple loostrife
Invasive Plant Species:
Myriophyllum spicatum, Eurasian milfoil