Scientific Name: Elymus repens ssp. repens ( syn. Agropyron repens )Form: Vase
Common Name:quackgrass , couchgrass Texture:Medium - fine
Family Name:PoaceaeHabit: Upright, Spreading
Plant Type: Herbaceous perennial, Poales (grass-like), Invasive plant, Weed (horticultural) Mature Size (ht. X w.):0.7 - 1.3m x 0.3 - 0.6m
Origin: Hardiness Zone:Zone 3: (-40 to -34 C)
Leaves: Grass-like, Alternate, Soft flexible, Glabrous, Linear, Entire
Flowers: Spikelet, Green-yellow, Jul- Aug- Jun
Fruit: Grain (caryopsis), Brown
Soil or Media:
Landscape Uses:
Key ID Features:Stems (culms) 40-150 cm tall; rhizomes long, aggressive, sharp-pointed with yellowish tips; leaves linear, 15-40 cm long and 3-10 mm broad at the base of the plant, with leaves higher on the stems 2-8 mm broad, vernation rolled, blade rough on the upper surface, not glossy, auricles 1 mm long, slender and overlapping to clasp the culm, ligule 0.5-1 mm long, sheath not compressed, base with trichomes; flower spike 10-30 cm long, spikelets 1–2 cm long, 5-7 mm broad and 3 mm thick with three to eight florets, glumes 7-12 mm long, usually without an awn or with only a short one. (Wikipedia)