Alnus incana

Alnus incana - grey alder


Description and Uses

Alnus incana (grey alder) is a temperate tree from South East Europe . It is mainly grown for its conservation crops , which have a no shelf life. The crop is harvested by total removing. It starts flowering after 4 - 9 years. The yield will be n/a, but in its top season there will be a yield of n/a. Other crop types include; {missing data} . The {missing data} is used as inedible . The bark is used as " {missing data} " with pedunculagin (_ - _) as its significant phytochemical. There is {missing data} extracted by no extraction method from the tree's {missing data} yielding 0% - 0% oil. The tree's wood is called {missing data} and has a density of 480 - 500 kg/m³. Regarding firewood production the tree's growing speed is medium, it's energetic value is 4288 ckal/kg and the wood's drying speed is slow. After 15 years the tree can be totally removed as it reached its commercial and ecological goal. Alnus incana has a lifespan of 50 years.


Environmental limitations

The tree is 30 meters tall with a crown of 10 meters wide. The tree prefers a planting distance of 300 cm and a row distance of 300 cm. It is fast growing and partial shade tolerant. Alnus incana has a shallow root-system and it has symbiotic associations with the fungi (endo and ecto mycorrhiza). It is able to fix nitrogen moderately with "Enterobacteriaceae bacteria. The name(s) or string of bacteria include(s) "not applicable ". The tree's flower-morphology is monoecious and is pollinated by wind. Alnus incana is deciduous in dry season and not allelopathic and has no thorns.

Alnus incana thrives in an altitude of 0 to 1400 meters above sea-level (temperate). The minimum temperature is -41°C; optimally between 7 - 24°C. The optimal rainfall is 1250 mm/year. Without irrigation the annual rainfall should be between 400 - 1700mm (L/m²). The optimal soil-pH is between 5.0 - 7.0 in a soil texture of clay. To salt it is a bit tolerant to wind tolerant and to fire intolerant.


Pests and Diseases

Alnus incana is susceptible to the following pests: . And it's susceptible to the following diseases: (missing data) , , .


Seed Propagation

Seeds are stratificant and can be stored for 0 months. There are approximative 0 seeds/kg. The seeds can be propagated as followed: {missing data}

Vertical Photo [+]
Vertical Photo
Sneek, Netherlands - 2016-06-03
Seeds Photo [+]    [Buy Seeds]
Seeds Photo
Rijs, Netherlands - 2019-12-10
Detail Photo [+]    [Mother Plants]
Detail Photo
Holon, Israel - 2019-12-22
Seedling Photo [+]    [Buy Seedlings]
Seedling Photo
Roodeplaat, South Africa - 2019-12-11
Stem Photo [+]
Stem Photo
Jerusalem, Israel - 2019-12-14
[Crops Photos] [+]    [Buy Crops]
Crops Photo
Holon, Israel - 2019-12-12
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- Botanical Taxonomy -

Clade  [+]
Order  [+]
Family  [+]
Sub-family  [+]
Species
Common name
Rosids
Fagales
Betulaceae
Coryloideae
Alnus incana
grey alder
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Parameter Rating
Fruit

Nut

Apiculture

Fodder

Medicinal

Oil

Timber

Grow-speed

Firewood

1.00
 
1.00
 
1.00
 
1.00
 
3.00
 
1.00
 
0.00
 
3.00
 
-0.6