This map shows the winter minimum temperature suitability of this crop in the state of Illinois.
Winter Minimum Map
Click for Large Map


Alnus glutinosa

Common Name(s): Black alder; European alder
Family: Betulaceae
Growth Habit: Perennial
Growing Days:
Precipitation: 28 to 65 (in.)
Winter Minimum: -27° (F)
Soil pH: 4.5 to 8
Soil Texture/Type: Medium; heavy; organic
Soil Drainage: Poor
Photoperiod Response:
Light Intensity:
Wild plants harvested for medicinal use. Southern range in Europe limited by 500mm precipitation. Northern border is where daily mean temperature is below freezing six months per year.
Powdery Mildew
Material - wood, Weed - possible seed contam., Environ. - ornamental, Medicinal - folklore
Temperate-continental, subtropical-dry summer, temperate marine
Geographical Origin:
Asia Temp, Europe, Naturalized elsewhere, Northern Africa
Metric Units

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Last Modified: October 17, 2012
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