Tips on how to raise dahlia orchids How to raise dahlia orchids

Generally used potted plants. The pot should be narrow, deep and aerated, preferably plain burnt pots, and the wall of the pot should not have too big holes. The planting material can be moss, coir, crushed bricks, stones, bark. The head of the orchid must be completely exposed to the surface of the planting material when planting. After planting, spray water on the leaves several times a day, do not over-wet, the water used is suitable for pH6. Gradually increase the amount of water after the fifth day, new roots will grow after 10 days, and the leaf color will turn dark green after about 2 weeks, which means the plant has become alive. If it is transplanted seedlings, planted after the pot must be flushed out sediment impurities, the water should be quickly from the drainage holes, until the water is clear as well. If the drainage is blocked, should be replanted. Only foliar spraying should be done within 1 week after planting. Management of adult plants, all year round need to give sufficient water. Water once a day in the morning in winter and early spring, and once a day before 8:00 and after 17:00 in the evening from early summer to late fall.

The optimal growth temperature varies by species, and most grow vigorously at 15 to 25 degrees Celsius. Can not overwinter in the open below 5 ℃. Summer can tolerate a maximum temperature of 35 ℃.

Cymbidium orchids need sufficient diffused light, like fertilizer. In the spring when new shoots grow, it should be fertilized with appropriate amount of fertilizer. In the peak season of growth, apply rotted cake fertilizer, diluted to 0.02% use. Because of the long period of pregnant flowers, before and after *** need 8 months, so the phosphorus and potassium fertilizer should be applied 8 months in advance. Potted plants are best placed in the air, pay attention to ventilation, the wind should be blown upward from the bottom of the plant. Cultivation of poor environmental vulnerability to shellfish, red spider, aphids and white silk disease, can be used in a timely manner to prevent and control the relevant drugs.