A forest with biodiversity is resilient, ready to deal with alterations. We can help our forest protecting newborn oak plants. Check the article.
The biodiversity of a forest is understood as the presence of different species of both animals and plants. A forest with high biodiversity will be resilient, ready to deal with alterations from the outside. The loss of biodiversity poses risks ecologically, but also economically, as well as culturally.
Specifically, in our forests, biodiversity preservation actions, will be related to the containment of invasive exotic species (such as red oak, late cherry, ailanthus, American maple, Siberian elm, and paulonia), and preservation of specific diversity in acacia’s woods with the release of native species up to 25% of the canopy.
Moreover, in our forests, which are part of Natura 2000 protected areas, logging through silviculture is limited to avoid habitat degradation. Oak regeneration in our forests is a challenge. Acorns, in fact, from which new plants are born, are produced discontinuously, with a germination rate between 20 and 30%. In addition, young seedlings need a lot of light to develop, and the areas where they grow most readily are often home to other competing tree or shrub species.
Human intervention to help the growth of native oaks will be aimed at placing the new plants in suitable areas for their growth, bright and away from invasive species.
How can we do it? In spring, new oak seedlings born from seed should be very gently transferred to deep, wide individual pots containing loose, well-drained soil.
Oak plants should be raised in pots, outdoors, in a warm, sheltered place for at least 2 years before final planting.
Oak plants raised in pots can be planted from spring to late fall. They are planted in well-tilled soil with all the soil bread enveloping the roots after mixing mature manure into the soil. To promote water drainage, a layer of sand should also be put in the bottom of the holes. After planting, water the plants thoroughly and then on a regular basis to encourage the roots to take root in the new location.
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Bibliography
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Le guide selviculturali Regione Piemonte Settore Forestale (2021): Foreste e biodiversità, un patrimonio da tutelare.
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Regione Piemonte Sportello Forestale (2012): Guida alle forme di governo del bosco, ceduo, fustaia, governo misto.