Black Alder

Plant Characteristics

Habit		tree
Height:	⇕	60 ft"ft" can not be assigned to a declared number type with value 60.
Width:	⇔	35 ft"ft" can not be assigned to a declared number type with value 35.
Lifespan:	⌛	perennial
Bloom:	❀	early spring, mid spring, late spring

Cultivation

Exposure:	☼	sun
Features:	✓	deciduous, flowers
USDA Zones:		4 to 8
Flower features:	❀	blue, purple

Scientific Names

Betulaceae >

Alnus >

glutinosa >

For the Black Alder (Ilex verticillata), see American Winterberry.

Plant Characteristics

Origin:	✈	?

Cultivation

Exposure:	☼	?"?" is not in the list (sun, part-sun, shade, unknown) of allowed values for the "Exposure" property.
Water:	◍	?"?" is not in the list (wet, moist, moderate, dry, less when dormant) of allowed values for the "Water" property.

Scientific Names

Betulaceae >

Alnus >

glutinosa >

Read about Black Alder in the Standard Cyclopedia of Horticulture

Alnus glutinosa, Gaertn. (A. vulgaris, Hill. A. rotundifolia, Mill. A. communis, Desf.). Black Alder. Tree, to 70 ft.: lvs. orbicular or obovate, rounded or emarginate at the apex, 2-5 in. long, irregularly obtusely serrate, with 5-7 pairs of veins, nearly glabrous beneath, glutinous when unfolding: cones distinctly peduncled. Eu., N. Afr., Asia, naturalized in some localities in N. Amer. H.W. 2:12. H.T. 130. — A vigorously growing tree with dark green, dull foliage, valuable for planting in damp situations. Commonly planted in many forms: Var. aurea, Versch. Lvs. yellow. I.H. 13:490. Var. denticulate, Ledeb. (A. oblongata, Willd.). Lvs. usually cuneate, serrulate. S. Eu. Var. barbata, Gallier (A. barbata, C. A. Mey.). Lvs. ovate, acute, pubescent on the veins beneath. Caucasus. Var. imperialis, Desf. Lvs. deeply pinnately lobed with lanceolate or nearly linear lobes. Var. incisa, Willd. (var. oxyacanthifolia, Spach). Lvs. small, deeply incised, like those of Crataegus oxyacantha. Var. laciniata, Willd. Lvs. pinnately lobed; lobes oblong. Var. rubrinervia, Dipp. Lvs. large and shining, with red nerves and petioles: pyramidal tree of vigorous growth, very handsome. CH The above text is from the Standard Cyclopedia of Horticulture. It may be out of date, but still contains valuable and interesting information which can be incorporated into the remainder of the article. Click on "Collapse" in the header to hide this text.

Cultivation

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Propagation

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Pests and diseases

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Species

There are four subspecies:

• Alnus glutinosa subsp. glutinosa. Europe.
• Alnus glutinosa subsp. barbata. Northern Anatolia (Rize,Trabzon, Artvin)
• Alnus glutinosa subsp. antitaurica. Southern Anatolia, rare.
• Alnus glutinosa subsp. betuloides. Eastern Anatolia.

Gallery

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• 

  Female inflorescence

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  Recently coppiced stumps, showing the orange-red wood

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  photo 3

References

• Standard Cyclopedia of Horticulture, by L. H. Bailey, MacMillan Co., 1963

External links

• w:Black Alder. Some of the material on this page may be from Wikipedia, under the Creative Commons license.
• Black Alder QR Code (Size 50, 100, 200, 500)