First, the pruning method of Penglai pine
1. Full attitude pruning
Bundle the branches of Penglai pine that grow too fast and too long and trim them. Ensure the good shape of plants, unify the length and height of all branches, and increase their ornamental value.
2. Overdense pruning
The clustered branches of Pinus bungeana should be kept at a certain interval, about 5 cm. Trim them all to ensure good light transmission. If the top branches and leaves are too high, they need to be trimmed properly to ensure the good density of the whole plant.
Step 3: Y-shaped pruning
The overall shape of Penglai pine is trimmed, the left branch is slightly longer, and the right branch is slightly shorter, which has a undulating state and a layered sense, which enhances the aesthetic feeling of its appearance.
Step 4: Straight pruning
Prune all branches, trailing branches, withered and rotten branches and leaves, and diseased and yellow branches and leaves of Penglai pine, so that all branches are at the same height, which increases the appearance and highlights the exquisiteness of the appearance.
Second, the cultivation and management techniques of Pinus bungeana
1. temperature
The growth temperature of Pinus bungeana should be above 65438 05℃, and 20-30℃ is the best. Avoid hot weather in summer and avoid sunburn of branches and leaves. The temperature in winter should not be lower than 5 degrees Celsius to avoid frostbite.
water
The growth of Pinus bungeana needs enough water and cannot be watered too much to avoid water accumulation and rotten roots. Water once a day in summer to avoid rapid evaporation of water and dry soil. Reduce the amount of watering in autumn and winter, and water every 7- 10 day.
fertilize the soil or land
Diluted compound fertilizer of nitrogen, phosphorus and potassium is used for the growth of Penglai pine every half month. Avoid the problem of fertilizer accumulation caused by excessive fertilization.
Replace flowerpot
Potted soil needs to be replaced once a year to ensure that the soil is full of nutrients needed for the healthy growth of plants.