Cortaderia selloana Scorecard

Species:  Cortaderia selloana

Common Name:  pampasgrass

Scorecard created on
Last Updated on

Results

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

Ability to Respond Total:13 / 25Ability to Respond = ( Ease of Response + Tools in Place )

Confidence:High

Confidence Notes:

Impact

SpreadNotesScore
Spread RateSpreads by seed, prolific seed production (DiTomaso).5
Spread AmountMost invasive along the coast. Limited to 450m in elevation (DiTomaso).4
DamageNotesScore
EcologicalDisplaces native plants, reduces habitat quality for wildlife, alters ecosystem processes like fire frequency (Cal-IPC).4
Agricultural0
Infrastructure0
Cultural0
Health0
BenefitNotesScore
EcologicalPopular ornamental plant.3
AgriculturalPlanted for erosion control (DiTomaso).1
Infrastructure0
Cultural0
Health0
Total9

Ability to Respond

Ease of ResponseNotesScore
DetectionVisible from aerial photos.5
ControlMay require repeated treatments and removal of new seedlings.3
Tools in PlaceNotesScore
Entry0
ControlListed in Cal-IPC Inventory.2
OutreachWell-known invasive, appears in Don't Plant a Pest brochures.3
Total13

References