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This map shows the overall suitability of this crop in the state of Illinois.
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Lolium perenne
Synonyms: L. boucheanum

Common Name(s): Perennial ryegrass
Family: Poaceae
Growth Habit: Perennial
Invasiveness: Weed
Growing Days: 90 to 270 (days)
Temperature:
Abs.Max=35° (C)    Opt.Max=25° (C)
Opt.Min=14° (C)    Abs.Min=5° (C)
Precipitation: 70 to 130 (cm.)
Winter Minimum: -31° (C)
Soil pH: 5 to 7.5
Soil Texture/Type: Heavy, rich, moist soils
Soil Drainage: Well
Photoperiod Response: Long day
Light Intensity: Bright to cloud
Comments:
Adapted to mild, humid temperate climate. Less drought and cold resistant than other types.
Diseases:
Pythium, Phytothora, Anthrachose, Rust, Helminthosporium/Bipolaris, Rhizoctonia
Uses:
Environ. - erosion control, Animal Food - fodder, Animal Food - forage, Environ. - ornamental, Weed - possible seed contam., Poison - mammals
Woodiness:
Herbaceous
Climate:
Boreal, steppe and semi-arid, subtropical, temperate
Geographical Origin:
Northern Africa, Arabian peninsula, Western Asia, Indian Subcontinent, Europe
 
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Last Modified: March 15, 2021
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