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

Common Name(s): Switch grass
Family: Poaceae
Growth Habit: Perennial
Invasiveness: Weed
Growing Days: 140 to 365 (days)
Abs.Max=97° (F)    Opt.Max=90° (F)
Opt.Min=63° (F)    Abs.Min=43° (F)
Precipitation: 20 to 43 (in.)
Winter Minimum: -29° (F)
Soil pH: 4.5 to 7.5
Soil Texture/Type: Medium and light; light textures
Soil Drainage: Well
Photoperiod Response: Short day
Light Intensity: Bright
Slight drought resistance. Moderate tolerance of soil salinity and acidity.
Pythium, Sclerotinia, Anthrachose, Helminthosporium/Bipolaris, Rhizoctonia, Rust
Environ. - erosion control, Animal Food - forage, Weed - possible seed contam., Environ. - revegetator, Fuel - biomass
Temperate, tropical-rainy, steppe and semi-arid, subtropical
Geographical Origin:
North America, Caribbean, Mesoamerica
Metric Units

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Last Modified: October 17, 2012
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