Alnus glutinosa - Black Alder

Alnus glutinosa

Plant Expert:

Michael Dirr Alnus glutinosa

Michael Dirr

Alnus glutinosa

Alnus glutinosa (click for large image)

Common Names:
Black Alder
Common Alder
European Alder

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Origin:
	Europe, western Asia and northern Africa

Sun/Water Requirements:

Partial/Full sun.
Dry to wet conditions.
Dirr says: "I have seen the species growing submerged in the water."

Climate / Hardiness Zones:
	Zone 4 to Zone 7 Dirr says: "Does not perform well in the heat of the south"

Growth:
	Range: Grows from 50' to 100'.

Flowers:
	Color(s): Brown Season(s): Spring

Foliage:
	Deciduous Color: Leaves are dark green in the summer.

Fruit:
	Color: Black Season(s): Fall

Landscape Value:
	Can be used as a shade tree. Dirr says: "perhaps for difficult, wet sites such as those encountered along highways, in parks and other large areas. Does well in infertile areas and has the ability to fix nitrogen. To my mind a better plant than many willows and poplars."

Other:
	Is Resistant to Drought

Other Alnus glutinosa References & Articles:

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Also known as Black Alder, Coralberry or Michigan Holly, Common Winterberry is a deciduous holly that bears red ... Mulch your Common Winterberry shrubs for moisture retention and insulation.

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Berry color varies and can be white, yellow, black or red. ... planting in your New Hampshire landscape is Black Alder, also know as Common Winterberry, Coralberry, or Michigan Holly (Ilex ...

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Common winterberry or black alder, Ilex verticillata, is one of the best-known species. ... It is similar to common winterberry, but has smaller fruits that develop color early, by the end of ...

Alnus glutinosa is hardy in these areas:

Allegan, MI	Alsip, IL	Athens, MI
Augusta, MI	Baltimore, MD	Bangor, MI
Battle Creek, MI	Bayside, NY	Bellmore, NY
Bellport, NY	Bethpage, NY	Blue Point, NY
Bohemia, NY	Brentwood, NY	Brightwaters, NY
Bronxville, NY	Brookhaven, NY	Canton, MI
Channahon, IL	Charlottesville, VA	Chicago Heights, IL
Chicago Ridge, IL	Chicago, IL	Cicero, IL
Cleveland, OH	Coal City, IL	College Point, NY
Conneaut, OH	Corona, NY	Crete, IL
Detroit, MI	Dewitt, MI	Dimondale, MI
Dolton, IL	Dorset, OH	Eagle, MI
East Claridon, OH	East Elmhurst, NY	East Greenville, PA
East Lansing, MI	East Texas, PA	Eastchester, NY
Easton, PA	Eaton Rapids, MI	Ecorse, MI
Edmore, MI	Elkins Park, PA	Elmhurst, NY
Elmwood Park, IL	Elyria, OH	Emmaus, PA
Evergreen Park, IL	Ferndale, MI	Flushing, NY
Forest Hills, NY	Fort Eustis, VA	Fresh Meadows, NY
Glen Burnie, MD	Grand Rapids, MI	Greenlawn, NY
Gwynn Oak, MD	Hamtramck, MI	Harper Woods, MI
Harrison Township, MI	Hastings On hudson, NY	Highland Park, MI
Holbrook, NY	Holtsville, NY	Hunt Valley, MD
Huntington Station, NY	Huntington, NY	Islandia, NY
Jackson Heights, NY	Kalamazoo, MI	Lakewood, OH
Landisburg, PA	Lawn, PA	Leasburg, NC
Lebanon, PA	Lemoyne, PA	Lewistown, PA
Lexington, NC	Liberty, NC	Linwood, NC
Little Neck, NY	Littleton, CO	Liverpool, PA
Loysville, PA	Lykens, PA	Macomb, MI
Marysville, MI	Maspeth, NY	Mcalisterville, PA
Melville, NY	Memphis, MI	Memphis, TN
Mentor, OH	Middle Village, NY	Middlefield, OH
Montville, OH

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