How to plant elms? Precautions?

Elm is a relatively easy tree species to maintain. Potted soil is composed of humus soil, and the ratio of garden soil to sand is 7:2: 1. Watering after planting 1 time (water seeps from the bottom of the pot). It is best to water 1 time in normal spring (it is best not to water directly in the sun). Generally, it is better to pour basin soil at noon in summer 1 day 1 time in the morning and evening, and 2-4 days 1 time in autumn in winter. If you want to grow well, you can use decomposed fertilizer (you can wash rice, milk and so on with eggshells. And put it in a bottle for pyrolysis) to water (water-fertilizer ratio 10: 1). 1. The best time to plant potted plants is February-March in spring, and it can also be done in autumn. Roots and branches should be trimmed once before planting. In order to prevent excessive loss of elm sap, resulting in wound decay and death, medical eye drops or sulfanilamide ointment can be applied to the wound at work, and then plain sand can be planted on the ground or in clay pots to nourish it. After the stump is damaged, it should be put in a thin basin. Using loose and fertile pastoral soil or humus soil is beneficial to root system development. Its bonsai pots should be made of purple sand pottery pots or glazed pottery pots, which are mainly rectangular and oval in color.

2, modeling elm modeling should be based on scissors, cut, use. According to the basic form of the old pile, it can be made into many styles, such as straight dry type, bent dry type, inclined dry type, horizontal dry type or cliff dry type. Because of its developed root system, it can also be used to make bonsai with roots or attached stones. The branches of elm trees are soft and can be rolled into bonsai of various styles. The branches and leaves of Yucun are resistant to pruning, so they can be cut into clouds or the desired shape according to the creator's creative intention.

Maintenance/curing

1, local elms like light and are cold-resistant, so they should be placed in an environment with good light and good air circulation. In summer, bonsai can be placed on wooden boards and foam boards to reduce the burn of roots caused by ground heat conduction.

2, water to keep the soil moist, but can't water. When the weather is hot, you can spray water on the ground to humidify and cool down. However, it is not advisable to spray water on the leaves, so as not to affect the shape of elm bonsai because the leaves are too large.

3. Fertilization Apply thin fertilizer once a month in the growing season, mainly nitrogen and potassium fertilizers, which are not suitable for winter.

4. Ulmus pumila has strong germination ability and should be pruned frequently during the growing season. Picking elm leaves can promote leaf germination and make them smaller. Before the Ministry of Energy enters autumn, the old leaves should be removed several times. New leaves can grow in about 20 days, and the leaves can be delayed when they re-enter the viewing period.

5. Generally, the pot is turned once every 2-3 years, and the time is selected in the spring germination period. 6, pest control can spray dichlorvos to control a variety of pests such as golden flower insects, scale insects, and longicorn beetles.