Barnyard grass

Catalogue Type

Weed Catalogue

Scientific Name

Echinochloa crus-galli (L.) P. Beauv

Family

Poaceae

Distinguishing Characters

one of the world’s worst weeds; C4 plant; phenotypically
variable; responds to nitrogen, potassium, and
phosphorus

Photo of Weed

Description

Found in: lowland, upland Establishment method: DS > WS > TP
Growth habit: erect, tufting up to 2 m Moisture: wet to moist
Competitiveness: very high Seed contaminant: yes
Cultural control: thorough land preparation; early, deep
flooding; rotation Reported resistance: ACCase inhibitors (CHN, THA, USA),
chloroacetamides (CHN, PHI, THA), dinitroanilines (BUL), photosystem II inhibitors (CAN, CZE, FRA, POL, ESP, USA), synthetic auxins (BRA, USA), thiocarbamates (CHN, USA),ureas and amides (GRC, PHI, THA, USA), multiple resistance(BRA, PHI, THA, USA)
Life cycle: annual Seed wt: 3 Method(s) of reproduction: seeds
Flowering time: 42 to 63 d Dormancy: variable, up to 4 mo
Elevation: up to 2,500 m Light: sunny; shade-sensitive