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

Common Name(s): Asparagus
Family: Liliaceae
Growth Habit: Perennial
Growing Days: 160 to 270 (days)
Abs.Max=100° (F)    Opt.Max=77° (F)
Opt.Min=55° (F)    Abs.Min=43° (F)
Precipitation: 31 to 47 (in.)
Winter Minimum: -40° (F)
Soil pH: 6.5 to 8
Soil Texture/Type: Deep sand or loam
Soil Drainage: Well
Photoperiod Response: Long day, short day and day neutral
Light Intensity: Bright
Prefers soils of medium depth and high fertility. Fair salt tolerance. Requires dormant period resulting from cold temperatures (soil temperature of 10 degrees Celsius) or dry conditions.
Phytothora, Sclerotinia, Cercospora, Rhizoctonia, Rust, Anthrachose
Food - vegetable, Poison - mammals
Subtropical, temperate, steppe and semi-arid, tropical-wet and dry
Geographical Origin:
Northern Africa, Asia Temp, Europe, Widely cultivated

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Last Modified: October 17, 2012
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