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

Common Name(s): Black medic; yellow trefoil
Family: Fabaceae
Growth Habit: Annual
Invasiveness: Weed
Growing Days: 65 to 110 (days)
Abs.Max=86° (F)    Opt.Max=77° (F)
Opt.Min=57° (F)    Abs.Min=37° (F)
Precipitation: 15 to 60 (in.)
Winter Minimum: 27° (F)
Soil pH: 6 to 7
Soil Texture/Type: Fine medium; non acid calcareous soils
Soil Drainage: Moderately Well
Photoperiod Response: Long day, short day and day neutral
Light Intensity: Bright to cloud
Being domesticated. Grown as annual that reseeds itself. Grown as a winter annual also. Very cold tolerant, but no salinity resistance. Used successfully in Montana as cover crop.
Anthrachose, Cercospora
Environ. - ornamental, Honey - , Environ. - revegetator, Weed - possible seed contam., Animal Food - forage
Boreal, subtropical, temperate, steppe and semi-arid
Geographical Origin:
Macaronesia, Northern Africa, Asia Temp, Indian Subcontinent, Europe

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Last Modified: October 17, 2012
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