invasive plants notes
TRANSCRIPT
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Invasive Plants Notes (pg 12)
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Invasive Plants Notes (pg 12)
• Invasive plants:– Non-native (originated somewhere else)
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Invasive Plants Notes (pg 12)
• Invasive plants:– Non-native (originated somewhere else)– Spread rapidly
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Invasive Plants Notes (pg 12)
• Invasive plants:– Non-native (originated somewhere else)– Spread rapidly– Out-compete native plants
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Invasive Plants Notes (pg 12)
• Invasive plants:– Non-native (originated somewhere else)– Spread rapidly– Out-compete native plants– Have negative ecological or economic
impacts
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Traits of Invasive plants
• Fast growth
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Traits of Invasive plants
• Fast growth • Good at getting water and nutrients from
soil
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Traits of Invasive plants
• Fast growth • Good at getting water and nutrients from
soil• Sexual and asexual reproduction
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Traits of Invasive plants
• Fast growth • Good at getting water and nutrients from
soil• Sexual and asexual reproduction• Seeds have good dispersal mechanisms
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Traits of Invasive plants
• Fast growth • Good at getting water and nutrients from
soil• Sexual and asexual reproduction• Seeds have good dispersal mechanisms• Can grow in a wide range of conditions
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Traits of Invasive plants
• Fast growth • Good at getting water and nutrients from
soil• Sexual and asexual reproduction• Seeds have good dispersal mechanisms• Can grow in a wide range of conditions• Some make toxins that prevent other
plants from growing
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Costs
• Over $140 billion per year in U.S.
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Costs
• Over $140 billion per year in U.S. • Threaten half of endangered species
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Costs
• Over $140 billion per year in U.S. • Threaten half of endangered species • Can be toxic, increase fire hazard, or have
spines that cause injury