This map shows the overall suitability of this crop in the state of Illinois.
Overall Suitability Map
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Lathyrus hirsutus

Common Name(s): Rough pea
Family: Fabaceae
Growth Habit: Winter Annual
Growing Days: 150 to 210 (days)
Abs.Max=86° (F)    Opt.Max=77° (F)
Opt.Min=63° (F)    Abs.Min=39° (F)
Precipitation: 24 to 39 (in.)
Winter Minimum: 18° (F)
Soil pH: 5.5 to 6.5
Soil Texture/Type: Light-medium
Soil Drainage: Poor
Photoperiod Response: Long day
Light Intensity: Very bright
Adapted to humid southern US.
Pythium, Rhizoctonia, Rust
Animal Food - fodder, Poison - mammals
Subtropical-dry summe, temperate, steppe and semi-arid
Geographical Origin:
Macaronesia, Northern Africa, Caucasus, Soviet Middle Asia, Western Asia, Indian Subcontinent, Europe
Metric Units

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Last Modified: October 17, 2012
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