River Birch Tree Propagation
River Birch trees (Betula Nigra) are native to the eastern United States. These trees are usually found in swamps and flood plains. River Birch trees grow healthy in cool and moist soil conditions. However, they are resistant to wet soils and dry summers. It is important to follow cultivating practices such as mulching, watering, fertilizing, and pruning in order to grow and maintain healthy Birch trees.
The seeds are usually sown in a container or a seed germinating tray. It is necessary to add a slow-release fertilizer to the soil at this stage. The container or tray should be placed under sufficient sunlight.
When the seedlings are big enough to be handled individually, they should be potted separately and kept in a cold location. Young trees should be fertilized in late winter for faster growth. Pruning of Birch trees is not recommended until they have matured.
River Birch trees can be grown without any pre-treatment using terminal cuttings. The cuttings are placed in a box or a tray with at least 6 inches of soil. The box or tray is covered and kept in shade. The perfect time for planting cuttings is between the months of June and July. Spraying fungicides is necessary to avoid infestation.