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

Common Name(s): Fennel
Family: Apiaceae
Growth Habit: Annual/Biennial/Perennial
Invasiveness: Weed
Growing Days: 30 to 110 (days)
Abs.Max=90° (F)    Opt.Max=77° (F)
Opt.Min=59° (F)    Abs.Min=43° (F)
Precipitation: 28 to 59 (in.)
Winter Minimum: 23° (F)
Soil pH: 6.5 to 7.5
Soil Texture/Type: Medium
Soil Drainage: Well
Photoperiod Response: Long day
Light Intensity: Very bright
Generall grown as an annual. Seeds produced second season.
Sclerotinia, Rhizoctonia
Additive - flavoring, Medicinal - folklore, Weed - possible seed contam.
Temperate, tropical-wet and dry, steppe and semi-arid, subtropical-dry summer
Geographical Origin:
Macaronesia, Northern Africa, Western Asia, Indian Subcontinent, Southeastern Europe, Southwestern Europe, Naturalized elsewhere, Cultivated
Metric Units

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Last Modified: October 17, 2012
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