The latest course on planting techniques and methods of Rose

Big flower rose, also known as perfume rose, strong flower rose, ornamental rose, etc., is a rose plant of Rosaceae family. The tree is strong and beautiful, the flowers are large and plump, the flower posture is elegant, the flower shape is beautiful and fragrant, suitable for growing in an environment with abundant sunshine and air circulation, and the soil requirements are not strict. Let's take a look at the planting technology of big flower rose together!

Cutting propagation of Rosa grandiflora

Rose cutting propagation in early spring or late autumn rose dormant cut mature with 3 to 4 buds of the branches for cutting, if the cuttings to appropriate shade, and keep the seedbed moist. After 30 days, the cuttings can take root, and the survival rate is 70% to 80%. When cutting, if using rooting powder dip branches, survival rate is higher.

Cutting Management of Rose

1. Shading: The best temperature for rooting of rose is 20℃ to 25℃. Shading is needed during cuttage period. Plastic shed can adjust the temperature and humidity of soil and air. Shading net can prevent direct sunlight and reduce temperature. If the temperature is too high, besides covering shading net, watering and ventilation can be used to cool down.

2, timely watering: large flower rose cutting early cuttings have not yet sprouted leaves, water supply should not be too much, generally 7 to 10 days can be watered once. After a month, the ears begin to take root and shoot, and the water consumption gradually increases. It should be watered once every 3 to 5 days. Water quantity should be decided according to soil moisture and air humidity, so that soil moisture is moderate.

3. Reasonable fertilization: The amount of fertilizer required for cutting of large-flowered rose is not large, and the base fertilizer has been applied during soil preparation, so there is no need to fertilize the soil before transplanting, but foliar fertilization should be carried out. That is, after one month of cuttage, foliar fertilization with 0.3% urea liquid fertilizer and 0.2% potassium dihydrogen phosphate liquid fertilizer was carried out alternately every half month to promote rooting.

Cultivation and Management of Rose

1. Cultivation location: rose is a light-loving plant. In the cultivation process, sunny land should be selected to avoid planting beside tall buildings, under trees and on the shady side of hillsides. The ideal soil for cultivating rose should have good aggregate structure and rich organic matter content.

2. Planting plant spacing: The plant spacing of large-flowered rose cultivation varies according to different cultivation purposes. The usual row spacing for breeding or scientific nursery is 150 cm x 80 cm.

3. Reasonable pruning: Before planting rose, it is necessary to prune the seedlings once, cut off damaged branches, diseased branches and weak branches, and cut off damaged or too long roots. After pruning, apply callus antiseptic film to the wound to make the wound heal quickly.

4, water and fertilizer management: big flower rose like fertilizer, especially like organic fertilizer, such as manure, compost, etc. The florescence is long, and chemical fertilizer should be applied in the growth process to keep sufficient water and fertilizer, and the flower strengthening spirit should be sprayed in the bud stage to promote the bud strong, the petal hypertrophy, the flower color gorgeous, the flower fragrance rich and the florescence prolonged.