|Scientific Name||Phalaris paradoxa|
|Common Names||English: Hood canarygrass; German: Seltsames Glanzgras; French: Alpiste paradoxal; Spanish: Alpiste|
Glumes with marked teeth, panicle 4-5 cm (1.57 - 1.97 inch) long, 1-1.5 cm (0.39 - 0.59 inch) wide.
Plant tufted, leaves with a flat blade, youngest leaf rolled, abundant tillering with numerous forks arising from nodes.
30-120 cm (11.81 - 47.24 inch) high, stem spreading then ascending.
Membranous and truncate ligule.
Upper leaves have a swollen leaf-sheath which envelopes the inflorescence before flowering.
Inflorescence spike -like, narrowed at both ends; usually and partly enclosed in the leaf sheath.
Seeds 6-7 in flattened spikelet.
Caryopsis, 2.5 mm (0.098 inch) long.
Germination in autumn and winter.
Viability Of Seeds
Short lived seed bank.
Persistent seed bank, emerging from shallow depths (< 3 cm, 1.18 inch) depth in the soil.
P. paradoxa is an aggressive annual grass weed of many crops in moderate and warm areas (Mediterranean basin, Asia, Australia, Mexico, Southern States of the USA, Southern Europe, East Europe).
Hood canarygrass prefers alluvial, sandy-clay or clay texture soils with high soil moisture.
Additional Crop Information
Cereals (summer and winter annual).
P. paradoxa is frequency increasing in crops.
Integrated Crop Management
Crop competition and high density sowing may reduce P. paradoxa.
Choose directly from Category
Search directly for a particular pest
Search directly for a particular disease
Search directly for a particular weed