Arundo donax Scorecard

Species:  Arundo donax

Common Name:  giant reed

Scorecard created on
Last Updated on

Results

Impact Total:15 / 35Impact = ( Spread + Damage - Benefit )

Ability to Respond Total:14 / 25Ability to Respond = ( Ease of Response + Tools in Place )

Confidence:High

Confidence Notes:

Impact

SpreadNotesScore
Spread RateSpreads via fragments down streams (Cal-IPC). Spreads via rhizomes down streams (Carla D' Antonio).5
Spread AmountInvades riparian habitats throughout CA.3
DamageNotesScore
EcologicalImpacts to hydrology, biodiversity, fire (helps fires jump streams).5
Agricultural0
Infrastructure5
CulturalMay provide cover for homeless people & migrants crossing the Mexican border, cover for marijuana growing operations.0
Health0
BenefitNotesScore
Ecological0
AgriculturalHorticulture, potential biofuel crop.2
Infrastructure0
CulturalValuable in the U.S. and other countries for woodwind instruments, basketry and other artisanal crafts, building shelters.1
Health0
Total15

Ability to Respond

Ease of ResponseNotesScore
DetectionLarge populations easy to detect, but incipient populations in riparian corridors may be difficult to detect until larger.2
ControlRequires significant investment of human and financial resources. Control may take 1-2 seasons.2
Tools in PlaceNotesScore
EntryCDFA-B3
ControlCDFA-B3
OutreachTeam Arundo del Norte. Lots of educational materials out there for Arundo.4
Total14

References