Brassica nigra Scorecard

Species:  Brassica nigra

Common Name:  black mustard

Scorecard created on
Last Updated on

Results

Impact Total:9 / 35Impact = ( Spread + Damage - Benefit )

Ability to Respond Total:5 / 25Ability to Respond = ( Ease of Response + Tools in Place )

Confidence:High

Confidence Notes:

Impact

SpreadNotesScore
Spread RateMainly restricted to disturbed sites or coastal and desert sage scrub.3
Spread AmountLimited in its ability to spread into many ecosystems.2
DamageNotesScore
EcologicalMay increase fuel loads, but only where alien grasses have already altered the fire regime. Responds rapidly to fire. Remains in place for years, interrupting succession. May be allelopathic.3
AgriculturalCan harbor diseases that attack closely related crops.1
Infrastructure0
Cultural0
HealthAnimals confined to heavy infestations can be poisoned.1
BenefitNotesScore
Ecological0
Agricultural0
Infrastructure0
CulturalSome people find the profuse yellow flowers to be aesthetically pleasing.1
Health0
Total9

Ability to Respond

Ease of ResponseNotesScore
Detection0
ControlNearly always found in disturbed sites and it generally easy to detect.4
Tools in PlaceNotesScore
EntryNothing in place0
ControlNo mandates0
OutreachOn Cal-IPC list1
Total5

References

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