Arizona cottontop

Digitaria californica

Plant type:
Grass
Lifecycle:
Perennial
Growing season:
Warm
Cover:
NA
Seedling rate:
2-4 (drill seeded), 8 (broadcast seeded)

Soil

Acceptable soil conditions:
Loam, 
Sand, 
Gravel
Soil Conditions:
Acidic
Alkaline
CaCO3 tolerant
Metal
Salt

Location

Min elevation:
1000
Max elevation:
6000
Counties:
Cochise County, 
Coconino County, 
Gila County, 
Graham County, 
Greenlee County, 
La Paz County, 
Maricopa County, 
Mohave County, 
Navajo County, 
Pima County, 
Pinal County, 
Santa Cruz County, 
Yavapai County, 
Yuma County

Reproduction & Growth

Growth rate:
High
Germination overall:
High
Germination rate:
NA
Germination requirements:
NA
Reproduction:
High
Establishment:
NA
Lifespan:
NA
Survival:
High

Ecological

Best suited for these site conditions:
Cold
Disturbance
Fire
Flooding
Low light
Riparian
Best suited for these management goals:
Erosion control
Forage production
Pollinator habitat
Weed management
Wildlife habitat

Additional Information

Warning:
Enhances fire
toxic for some animals
tends to be weedy
Commercial availability:
NA
Notes:
can be targeted by overgrazing due to high palatability
Citations:
Bedunah & Sosebee (1984), Stevens & Fehmi 2011, Ferarri & Parera 2015; Biedenbender & Roundy 1996, Martin & Keith 1988, Cable 1979, Humphrey 1970

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