Ability to Respond Total:10 / 25Ability to Respond = ( Ease of Response + Tools in Place )
Confidence:High
Confidence Notes:
Impact
Spread
Notes
Score
Spread Rate
Mature fruit easily distributed by animals, including humans
5
Spread Amount
Woodlands and rangelands with unknown potential in other areas.
3
Damage
Notes
Score
Ecological
Impacts to fire regimes, may increase stream sedimentation, displaces natives. Invades serpentine soils and can displace important endemic native species, many of which can be endangered.
5
Agricultural
Impacts grazing- undesirable forage
5
Infrastructure
1
Cultural
Reduces recreational opportunities and loss of aesthetics
3
Health
Awns can be deterimental to foraging animals
2
Benefit
Notes
Score
Ecological
0
Agricultural
A decent forage in early life stages.
1
Infrastructure
0
Cultural
0
Health
0
Total
23
Ability to Respond
Ease of Response
Notes
Score
Detection
Easy to detect when in flower.
3
Control
Moderately easy to control with fire and herbicides. Timely glyphosate or graminicide treatments can control plants.
3
Tools in Place
Notes
Score
Entry
CDFA B listed but no tools in place to prevent entry.
2
Control
Control not mandated
1
Outreach
Some educational materials by UCCE, some publication and web information
