Roses have a long lifespan of more than 20 years. The flowering period of roses is in the third year of planting new plants, and they are born on branches that were born in the same year. After 1 to 2 years, they begin to decline. The quantity and quality of roses Obvious drop. In order to maintain the annual bloom of Rose, it is necessary to carry out reasonable pruning every year for every 4 to 5 years to update the plant.
1 Trim. Twice a year, that is, flowering pruning and dormancy trimming. a. Flowering pruning: In the first batch of flowers after the annual Xie Xie timely removal of the residual flowers and diseased branches, thin branches, and squid base 18 cm above the branches were short cut, to promote the germination of new shoots. b. Dormant pruning: Pruning and shorting of the plants before germination in early spring, retaining 4 to 5 shoots (each branch maintains 1 to 2 lateral branches, leaving two buds on each lateral branch), retaining 40 to 50 The height of centimeters.
2 update. Planting plants that have been planted for 4 to 5 years, turning out old roots in the winter, cutting out pests and branches, aging branches, separating the dense branches and replanting them; or in autumn and winter, cut off the aged rose plants and turn them over. The soil around the cultivating plants is fed with decomposed dried organic fertilizer and enough water is poured to help sprout new branches in the coming year.
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