Ability to Respond Total:19 / 25Ability to Respond = ( Ease of Response + Tools in Place )
Confidence:High
Confidence Notes:First discovered in Los Angeles County in 2019, has since been found in Orange and Riverside counties.
Impact
Spread
Notes
Score
Spread Rate
Numerous opportunities for human-aided dispersal over long distances. Not strong flyers
4
Spread Amount
Native to Africa, CSB is now widespread with distribution in Asia, Europe, Middle East, South America and the Caribbean. Major pest of cotton and Malvaceae.
5
Damage
Notes
Score
Ecological
May decrease reproduction of rare native Malvaceae.
2
Agricultural
Major pest of cotton and okra. Reduces seed germination by up to 75%. The presence CSB on cotton seed could trigger the loss of markets.
5
Infrastructure
0
Cultural
Feeds on a wide variety of ornamental Malvaceae.
2
Health
May overwinter in human structures. Aggregated groups produce a pungent odor.
1
Benefit
Notes
Score
Ecological
0
Agricultural
0
Infrastructure
0
Cultural
0
Health
0
Total
19
Ability to Respond
Ease of Response
Notes
Score
Detection
Eggs are laid in cotton boll lint close to the seed, or in seed pods of other Malvales hosts. Adults diapause in cryptic locations.
3
Control
Some populations of CSB have been found to develop resistance to insecticides. Successful Florida eradication in 2014.
