How to grow Catharanthus roseus (L.) Don
Loose sandy soil is provided in the breeding methods and precautions of Catharanthus Roseus (L.) Don. Water once every 3 ~ 5 days to keep the soil slightly dry. Nitrogen fertilizer should be applied every 7 to 10 days during the growing period and topdressing during pregnancy. The temperature of 20 ~ 33℃ is controlled for sufficient solar scattering. At the same time also pay attention to timely pruning and good pest control.
Catharanthus Roseus (L.) Don picture
1. Sandy soil for Catharanthus Roseus (L.) Don
Catharanthus Roseus (L.) Don doesn't put much stock in the soil. General garden soil, peat soil can be planted, but should be careful not to choose saline soil for planting, which will make the fourth plum growth poor.
2. Reduce watering for Catharanthus Roseus (L.) Don
Catharanthus Roseus (L.) Don doesn't need too much water for curing. Control the amount of water you water so that it doesn't overwater the basin and cause root rot in Catharanthus Roseus (L.) Don. Generally 3 ~ 5 days watering to keep the pot soil moist. Water less in winter, to keep the basin soil dry so that it overwinters.
3. Timely fertilization for Catharanthus Roseus (L.) Don
Catharanthus Roseus (L.) Don needs to be fertilized timely during both its growing and gestation stages to provide adequate nutrients for better growth. Generally in the growing period it needs 7 ~ 10 days of fertilization, fertilizer based on nitrogen fertilizer. Phosphorus is applied in the early stages of Catharanthus Roseus (L.) Don, so that it can produce beautiful flowers.
4. Temperature and illumination for Catharanthus Roseus (L.) Don
Catharanthus Roseus (L.) Don grows best at 20 ~ 33℃. The winter minimum temperature needs to be kept above 5 ° C, otherwise it will result in cold weather in Catharanthus Roseus (L.) Don. Catharanthus Roseus (L.) Don needs to be provided with sufficient sunlight during conservation to allow it to photosynthesize, grow and bloom. The summer sun needs shade.
5. Notes for breeding Catharanthus Roseus (L.) Don
(1) Pick core trim
When Catharanthus Roseus (L.) Don has between 4 and 6 leaves, it's time to start plucking them so they sprout side shoots and thrive. Cut the heart no more than 3 times. Trim flowers after flowering at Catharanthus Roseus (L.) Don and keep over flowered branches removed to prevent excessive nutrient depletion.
(2) Pest and disease control
Catharanthus Roseus (L.) Don suffers from rust, leaf rot, and root nematode worms that cause damage to its leaves and branches and may even cause death and wilt. It is necessary to spray the wettable powder of Daisen zinc and the wettable powder of Weiruling in time for disease control.Spray dibromochloropropane for pest control.
6. Breeding methods of Catharanthus Roseus (L.) Don
(1) Sowing and reproduction
Spring sowing and breeding in The Catharanthus Roseus (L.) Don occurs in April. Select the right seeds and spread them in a mixture of prepared culture soil, leaf rot soil and fine sand. Keep the temperature at 18 ~ 24℃, about half a month will germinate.
(2) Cutting propagation
Catharanthus Roseus (L.) Don can also breed by cutting. When carrying out cutting propagation, intercept 8 ~ 10cm or so branches, leaving the above 2 leaves, and then insert it into the soil, keep the soil slightly moist, then half a month later also , it grows a new root.