12 Species of Alder Trees for Your Yard - The Spruce
网页2024年7月25日 · Alder trees (Alnus spp.) include 30 species of trees in the birch family. Learn their main characteristics, growing tips, and how to identify them.
Alder Trees: Leaves, Bark, Flowers, Cones - Identification (Pictures)
网页2022年11月16日 · Alder trees (botanical name Alnus) are tall deciduous trees known for their drooping flower clusters and brown woody cones called strobiles. Several species of alder trees are native to North America and Europe, with the Red Alder (Alnus rubra) and Black Alder (Alnus glutinosa) being the two most common.
Alnus glutinosa - Wikipedia
网页Alnus glutinosa, the common alder, black alder, European alder, European black alder, or just alder, is a species of tree in the family Betulaceae, native to most of Europe, southwest Asia and northern Africa. It thrives in wet locations where its association with the bacterium Frankia alni enables it to grow in poor quality soils.
Is my baby alder tree okay? : r/gardening - Reddit
网页2024年6月20日 · I live in Tacoma, WA and we recently planted this baby Alder tree that we got for free from a plant give away. All the leaves were green when we first planted it (3-4 weeks ago), but now they are more this brownish color, and several of …
Alder Tree Identification (Leaves, Bark, Catkins, Strobiles
网页This video provides the information that helps you identify the Alder tree (Alnus sp.). It looks at everything from the color of the wood, through the color ...
Alder - Wikipedia
网页The largest species are red alder (A. rubra) on the west coast of North America, and black alder (A. glutinosa), native to most of Europe and widely introduced elsewhere, both reaching over 30 metres (100 ft). By contrast, the widespread Alnus alnobetula (green alder) is rarely more than a 5 m-tall (16 ft) shrub.
15 Types of Alder Trees By Species & Region (With Pictures)
网页2023年12月24日 · Alder trees, known scientifically as the genus Alnus, are a captivating group of deciduous trees and shrubs belonging to the birch family Betulaceae. These trees have a wide distribution across the globe, with species native to North America, Europe, Asia, and Africa.
Alder Tree: Key Facts - Forest Wildlife
网页Quick Facts About Alder Trees. Short-lived, fast-growing deciduous trees. Alder trees have broad, oval-shaped leaves serrated at the edges; the leaves either turn brown or don’t change color before falling in the autumn. Bark ranges from smooth to scaly and color varies by species, from grayish brown to grayish white.
Complete guide to alder trees - BBC Gardeners World Magazine
网页2022年4月11日 · All you need to know about alder trees, including how to grow and care for them. Alder tree (Alnus glutinosa) is a native tree throughout Europe, including Britain and Ireland. It grows to a maximum height of 25m over around 50 years, and is short-lived, with a life expectancy of just 60 years.
Black Alder Tree Facts - Learn About Uses For Black Alder Trees …
网页2023年1月16日 · Black alder trees (Alnus glutinosa) are fast growing, water loving, highly adaptable deciduous trees that are native to Europe, the Caucasus, and Siberia. These trees are useful in the home landscape and possess a number of qualities that make them highly attractive.
跳至内容