2, seed treatment: soak the seeds in 25 warm water for at least 48 hours or so, and constantly rubbed during the soaking process, and then put them into about the conditions of germination.
3, sowing: half of the dew white can be sown,
4, 6-7 days can be seedling,
5, 4-5 true leaves moment planting.
6, harvesting: mullein to harvest young leaves, 15-20 days in the early harvest once, 10-20 days in the middle and late harvest once.
Mullein, in the process of planting, from sowing to harvesting this process, there are many things need to pay attention to:
1, mullein sex like warm, heat, not cold.
2, the growth of suitable temperature 25, germination temperature for about, below the poor growth, tolerable high temperature.
3, like light, the entire growing season, the need for adequate sunlight, the sun is too strong time to cover the shade net.
4, mullein like moist, growing period should often keep the soil moist is appropriate.
5, fungus cabbage like warm and humid, should be small water watering, generally only once per harvest combined with fertilizer irrigation.
6, the plant is high, it is appropriate to set up a frame to attract vines.
7, the fungus to harvest young leaves shoot tops, in order to improve the quality of the tender head and yield, the growing period need to be adjusted to the plant, the method is to each harvest to stay 2-3 strong side branches.