Perennial Ryegrass [Lolium perenne]

Origin: Native to Europe
Use: Perennial, cool season, native grass that provides poor grazing for wildlife; good grazing for livestock.
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Plant Description:
General  Characteristics of Perennial Ryegrass
Life Span  perennial
Growth Form  tall, erect to spreading, simple
Management:
Seeding Rate 
40" Rows: 
Broadcast: 


20 to 25 pounds pure live seed per acre
25 to 35 pounds pure live seed per acre
Planting Date  September - October
Planting Depth  
pH requirement 5.0 to 8.0
Rainfall requirement 30 to 65 inches
Soil texture  Sandy: 
Loam: 
Clay: 

Low
Moderate
High
Cold Tolerance: High
General  Provides poor grazing for wildlife; good grazing for livestock.
ID Features:
Habit: 		Short-lived perennial.
Culms: 		30-60 cm. tall, smooth, simple, erect, tufted.
Blades: 	5-12 cm. tall, smooth, simple, erect, tufted.
Sheaths: 	About as long or longer than the internodes, flattened, auriculate at the base,
		loose above, rough or smooth.
Ligule: 	Membranous, about 1 mm. long.
Inflorescence: 	Terminal 2-ranked spikes 10-25 cm. long, somewhat curved.
Spikelets: 	6-10-flowered, 10-14 mm. long, flattened, solitary in alternate notches
		of the continuous rachis, one edge fitting to the alternate concavities,
		rachilla disarticulating above the glumes and between the florets.
Glumes: 	First, next to the rachis, wanting except in the terminal spikelet
		and rarely in 1 or 2 spikelets in a spike, the second outward, rigid,
		strongly 3-5-nerved, equaling or exceeding the second floret, 6-12 mm. long.
Lemmas: 	4-7 mm. long, rounded on the back, 5-nerved, thin, obtuse, awnless or nearly so.
Palea: 		About as long as its lemma, elliptic, acute, hyaline, the nerves near the ciliate margins.
Habitat: 	Waste placed and cultivated ground. May-August.
Use: 		Cultivated in meadows, pastures and lawns.
Remarks: 	Occasionally with delicate awns resembling L. multiflorum.
Synonyms:	Lolium perenne L. ssp. perenne
		Lolium multiflorum Lam. var. ramosum Guss. ex Arcang.
		Lolium perenne L. var. cristatum Pers. ex B.D. Jackson
Special Notes:
Perennial Ryegrass [Lolium perenne] Information #1
Perennial Ryegrass [Lolium perenne] Information #2
Perennial Ryegrass [Lolium perenne] Information #3