Arctotheca calendula (sterile) Scorecard

Species:  Arctotheca calendula (sterile)

Common Name:  sterile capeweed

Scorecard created on
Last Updated on

Results

Impact Total:3 / 35Impact = ( Spread + Damage - Benefit )

Ability to Respond Total:8 / 25Ability to Respond = ( Ease of Response + Tools in Place )

Confidence:High

Confidence Notes:

Impact

SpreadNotesScore
Spread RateNaturalized populations are uncommon (DiTomaso).2
Spread AmountLimited to North Coast and Bay Area regions up to 250m in elevation (DiTomaso.1
DamageNotesScore
EcologicalInvades coastal Northern CA.2
Agricultural0
Infrastructure0
Cultural0
Health0
BenefitNotesScore
Ecological0
AgriculturalSterile variety is a popular ornamental plant (DiTomaso)1
InfrastructurePlanted for erosion control.1
Cultural0
Health0
Total3

Ability to Respond

Ease of ResponseNotesScore
DetectionEasy to detect.4
ControlHas developed herbicide resistance in Australian populations (DiTomaso).4
Tools in PlaceNotesScore
Entry0
Control0
Outreach0
Total8

References