How to store sweet elephant grass seeds during the winter? Storage method of sweet elephant grass seeds

Sweet Elephant Grass Seed Festival

Sweet elephant grass stops growing when the temperature is below 5℃, and will be damaged by freezing when the temperature is below 0℃. In order to reduce the damage of low temperature to Taiwan sweet elephant grass in winter, the leaves of the plant should be removed before the low temperature comes.

If the winter temperature is above 0℃, leave about 15cm of stalks, and cover them with hay or plastic film to keep them warm during the winter. The stalks reserved for seeds should be cut and bundled before frost .

Management of sweet elephant grass roots during winter

If you do not want to produce in winter, first cut the stems of Taiwan sweet elephant grass flat on the ground and brush a layer of quicklime water on the cut parts. In areas where the minimum temperature is above -3℃, just cover the bag with a layer of film to safely overwinter.

If the minimum temperature is above -15℃, you need to first cover the bag with a layer of soil more than 5 cm thick, and then cover the soil with a layer of film.

In areas where the minimum temperature is above -25℃, you need to first cover the bag with a layer of manure or grass more than 5 cm thick, then cover it with a layer of soil 5 cm thick, and finally cover the soil with a layer of film.

But to be on the safe side, in areas where the minimum temperature is below -8℃, it is best to dig up some old mulberries and store them in an underground kiln to prevent the new mulberries from being frozen and to ensure that there will be new mulberries next year.

Sweet elephant grass seed node digging and preservation method

1. Bundle and put into the pit

Choose a higher terrain (groundwater level is lower than 200cm), dig a pit 150cm deep, then cover it with 10cm thick straw, put 50 sweet elephant grass with the tips of the leaves unpeeled into the pit, and put 10 to 15 bundles into each pit.

2. Sprinkle water thoroughly

If the weather is too dry, water should be sprinkled thoroughly when filling the pit, cover with 20~30cm or cover with plastic film and then cover with 20~30cm of soil. Generally, the storage temperature is controlled at 10~12℃, and the cuttings are dug out and planted in March of the year . This method is suitable for batch seed preservation .

3. Cover with hay and shredded soil

Finally, we need to cover with hay and shredded soil. Covering with hay can keep warm, absorb moisture, maintain the temperature in the cellar, and prevent shredded soil from falling on the stems.

Method and sequence : Cover the stacked stems with 3 to 5 cm of dry straw, and cover evenly. Then cover the two sides of the mountain with 5 to 10 cm of crushed soil towards the middle. The thickness of the cover depends on the temperature.