The seeds of Hedyotis diffusa are obtained by artificial pollination. There are many pollination links, which need to be pollinated once every two or three days, and it takes about 3-4 manual operations to meet its reproductive needs. The seeds of Hedyotis diffusa are spread by wind, water and animals. Hedyotis diffusa seed 4- 10 yuan. Generally, Hedyotis diffusa is sown in spring, and the specific time is at the end of March each year. At this time, the climate is suitable, which can promote seed germination and have a high survival rate.
Sowing method and technology of strelitzia reginae
Germinate the seeds of Hedyotis diffusa, evenly spread the treated seeds on the prepared soil, then spread a layer of fine soil, and germinate the seeds in a semi-cool place. 1. First of all, you should choose good quality, healthy and full seeds of Hedyotis diffusa, and throw away the seeds with pests or empty seeds. Healthy and full seeds are more conducive to germination and growth. 2. Before sowing, the seeds of He Wang Lan can be soaked in potassium permanganate for 2 hours, and then soaked in 40 warm water for 3 days, which can improve the germination rate of the seeds. 3. Hedyotis diffusa is suitable for planting in loose, fertile and well-drained soil, and can be mixed with peat, slag and fertile soil at the ratio of 1 12 to make nutrient soil. 4. Sow the seeds of Hedyotis diffusa into the soil, cover it with a thin layer of soil, then water it to keep the soil moist and put it in a cool and ventilated place.
Matters needing attention in planting crane orchid
The suitable temperature for seedling raising of Hedysarum sibiricum is between 25 and 30 degrees, and the air humidity needs to be kept between 60% and 70%. The soil should be disinfected in advance, and it can be transplanted when two leaves grow into a heart. Water after transplanting. Pay attention to shade. If the ambient temperature is low, it should be covered with film.