Cyperus rotundus Scorecard

Species:  Cyperus rotundus

Common Name:  purple nutsedge

Scorecard created on
Last Updated on

Results

Impact Total:8 / 35Impact = ( Spread + Damage - Benefit )

Ability to Respond Total:10 / 25Ability to Respond = ( Ease of Response + Tools in Place )

Confidence:High

Confidence Notes:

Impact

SpreadNotesScore
Spread RateRapid reproduction, high seed set.4
Spread AmountNear complete spread already.4
DamageNotesScore
EcologicalPotential to out compete native species.0
AgriculturalProblem in wet areas.0
Infrastructure0
Cultural0
Health0
BenefitNotesScore
EcologicalMajor competitor of natives.0
Agricultural0
InfrastructureNo apparent potential benefit.0
CulturalAnti-inflammatory, medicinal use.0
HealthLimited food use.0
Total8

Ability to Respond

Ease of ResponseNotesScore
DetectionDetection occurs after establishment.3
ControlDifficult to control once seed bank established, spreads via fragments.2
Tools in PlaceNotesScore
EntryThrough horticulture and accidental. CDFA B listed.2
ControlMay be mandated at local level since it is a CDFA B listed species.2
OutreachCDFA B listed.1
Total10

References

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