It is better to propagate in April to June. During propagation, more than 5-6 plants with root tiller buds and no diseases and insect pests were selected. We can use the method of keeping mother plant or not.
It should be planted in a well ventilated and nutritious sandy loam, or in a special culture medium. At the same time, it should not be too deep. The root neck of the foliage must be exposed to the ground, but the fleshy root cannot be exposed to the ground. After planting, water should be poured immediately, and then use sunshade net to protect for a few days. When the seedlings start to sprout new leaves, they can be transferred to normal management.
The seeds of Strelitzia are hard and black like peas, with orange red fluff on the tip. It needs to be immersed in water for 4-5 days and the water temperature is 15 ℃. After the water is fully absorbed, it can be seeded in a tile basin or a hard plastic plate, and the suitable substrate temperature is 18-22 ℃. The container is covered with glass to avoid rat damage. Spray water for heat preservation, about 20 days can be seedlings, to shade.
When the seedlings grow to 5-7 cm, they can be transplanted into the mud basin. It is better to mix 4 parts of garden soil, 3 parts of orchid mud, 2 parts of sand soil and 1 part of mountain mud. The seedlings must be watered with water. After July, every half a month, light bean cake or 1% nutrient solution should be applied to help them grow. In addition, 1:250 solution of potassium dihydrogen phosphate compound fertilizer can also be applied. Start to control water in September to avoid excessive humidity. Avoid direct sunlight and excessive drought during growth. In the same year, it can produce 4-5 leaves with a height of about 20 cm. Turn basin to add soil every year, when growing 12 - 14 leaves, from seedling stage to flowering stage.
