Alnus rubra - Red alder

Description and Uses

Alnus rubra (Red alder) is a temperate tree from Eastern North America . It is mainly grown for its conservation crops , which have a short shelf life. The crop is harvested by total removing. It starts flowering after 0 - 0 years. The yield will be {missing data}, but in its top season there will be a yield of {missing data}. Other crop types include; fertilization, timber, fuel, ornamental, . The {missing data} is used as {missing data} . The {missing data} is used as " {missing data} " with {missing data} ({missing data} - {missing data}) as its significant phytochemical. There is {missing data} extracted by {missing data} from the tree's {missing data} yielding {missing data} - {missing data} oil. The tree's wood is called {missing data} and has a density of 330 - 480 kg/m³. Regarding firewood production the tree's growing speed is medium, it's energetic value is 4600 ckal/kg and the wood's drying speed is {missing data}. After 20 years the tree can be totally removed as it reached its commercial and ecological goal. Alnus rubra has a lifespan of 30 years.

Environmental limitations

The tree is 18 meters tall with a crown of 7 meters wide. The tree prefers a planting distance of 400 cm and a row distance of 400 cm. It is fast growing and shade tolerant. Alnus rubra 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 {missing data}. Alnus rubra is {missing data} and {missing data} and has no thorns.

Alnus rubra thrives in an altitude of 800 to 1700 meters above sea-level (temperate). The minimum temperature is 0°C; optimally between {missing data} - 38°C. The optimal rainfall is 2100 mm/year. Without irrigation the annual rainfall should be between 600 - 3000mm (L/m²). The optimal soil-pH is between 5.0 - 7.0 in a soil texture of loam. To salt it is {missing data} to wind {missing data} and to fire {missing data}.

Pests and Diseases

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

Seed Propagation

Seeds are orthodox and can be stored for 0 months. There are approximative 27000 seeds/kg. The seeds can be propagated as followed: {missing data}