Invasive Plants Notes (pg 12)

Invasive Plants Notes (pg 12)

• Invasive plants:– Non-native (originated somewhere else)

Invasive Plants Notes (pg 12)

• Invasive plants:– Non-native (originated somewhere else)– Spread rapidly

Invasive Plants Notes (pg 12)

• Invasive plants:– Non-native (originated somewhere else)– Spread rapidly– Out-compete native plants

Invasive Plants Notes (pg 12)

• Invasive plants:– Non-native (originated somewhere else)– Spread rapidly– Out-compete native plants– Have negative ecological or economic

impacts

Traits of Invasive plants

• Fast growth

Traits of Invasive plants

• Fast growth • Good at getting water and nutrients from

soil

Traits of Invasive plants

• Fast growth • Good at getting water and nutrients from

soil• Sexual and asexual reproduction

Traits of Invasive plants

• Fast growth • Good at getting water and nutrients from

soil• Sexual and asexual reproduction• Seeds have good dispersal mechanisms

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

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

Costs

• Over $140 billion per year in U.S.

Costs

• Over $140 billion per year in U.S. • Threaten half of endangered species

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