Ability to Respond Total:9 / 25Ability to Respond = ( Ease of Response + Tools in Place )
Confidence:High
Confidence Notes:
Impact
Spread
Notes
Score
Spread Rate
One of the most common annual grasses of grasslands in California.
4
Spread Amount
Pretty much restricted to grasslands, some croplands but not as common in crops as Avena fatua.
3
Damage
Notes
Score
Ecological
Can change fire intervals in some areas, but most grasslands in California have already been converted to annual grasslands. Can prevent native perennial grasses from establishing, but does not replace established perennials.
2
Agricultural
Minor agricultural weed.
1
Infrastructure
0
Cultural
0
Health
0
Benefit
Notes
Score
Ecological
Plays a minor role in preventing yellow starthistle invasion. Can also prevent soil erosion in grassland areas.
1
Agricultural
Considered to be one of the most desirable forage species for livestock in California.
4
Infrastructure
Can be a fire hazard on right-of-ways.
1
Cultural
0
Health
0
Total
4
Ability to Respond
Ease of Response
Notes
Score
Detection
Tall annual grass with conspicous inflorescence not difficult to detect.
