Ability to Respond Total:16 / 25Ability to Respond = ( Ease of Response + Tools in Place )
Confidence:High
Confidence Notes:
Impact
Spread
Notes
Score
Spread Rate
Rarely flies, can often be transported in soil (larvae) or flowers (adults).
3
Spread Amount
Damage to lawns and turfs probably the greatest, the larvae also feed on the roots of many vegetables. Damage to maize may also be significant. Adults feed on flowers and may have an impact on horticulture.
4
Damage
Notes
Score
Ecological
Some native grasses may be damaged. Increased insecticide usage would result to manage this pest if it established - this could threaten environmental quality.
1
Agricultural
Potential to strongly impact maize and other vegetables.
3
Infrastructure
0
Cultural
Damage to turf detrimental to parks, golf courses, homes.
2
Health
0
Benefit
Notes
Score
Ecological
0
Agricultural
0
Infrastructure
0
Cultural
0
Health
0
Total
13
Ability to Respond
Ease of Response
Notes
Score
Detection
Damage in turf is usually not seen during the first summer of infestation, and damage in vegetable crops may be confused with a number of causes.
2
Control
Biological control has been quite successful, and there are a number of chemicals which are effective.
