A Detailed Guide to Amaranth Seed Selection Techniques and Seedling Raising Methods
Amaranth is very common in southern China and is one of the main leafy vegetables in summer. Amaranth not only has high nutritional value, but also has the effects of clearing heat and detoxifying, and lowering blood pressure. As the market demand for amaranth grows larger and larger, the planting area of amaranth is also expanding accordingly. So how do you select amaranth seeds? What seedling raising methods are there? Let's find out together.
How do you select amaranth seeds?
For growing amaranth, if you want to obtain high yields, seed selection must be appropriate; choosing high-quality varieties is an important prerequisite for high yields. As growing techniques have become more and more mature, a wild vegetable that used to be hard to eat once out of season can now be grown all year round, so vegetable farmers should choose suitable varieties for the market according to market demand.
Generally, in winter and spring, varieties with relatively strong cold tolerance can be grown, such as red-leaf amaranth, variegated-leaf amaranth, round-leaf red amaranth, etc. If growing in summer and autumn, you can choose varieties with strong disease resistance and high temperature tolerance, such as flower amaranth, Shangqiu green amaranth, willow-leaf amaranth, etc.
How do you raise amaranth seedlings?
1. Planting time
At present, planting can be done in open fields or in greenhouses. Generally, off-season greenhouse planting is more common. At this time, planting starts from the end of February, and it can be brought to market 20-30 days earlier, avoiding the market peak and selling at a higher price. For open-field seed, planting can generally be done in spring and autumn when there is no frost, and it can be planted from late March to early August.
2. Sowing and seedling raising
Amaranth seeds can be sown directly, but to ensure the germination rate, soak the seeds in warm water for 4-5 hours before sowing. However, the seeds are relatively small, so when sowing, mix them with sandy soil, stir evenly, and then sow. Scatter them on the ground surface and cover with 0.5 cm of soil.
3. Cultivation and weeding
Weeds are a relatively serious problem during amaranth cultivation. During the seedling growth period, cultivation and weeding should be carried out in time to prevent weeds from affecting the growth of amaranth seedlings. Especially in areas where vegetables are grown year after year, for amaranth you can choose pre-emergence soil sealing, combined with stem-and-leaf weeding.
4. Water and fertilizer management
During the growth period of amaranth seedlings, fertilizer needs to be applied multiple times. It is recommended to apply fertilizer once when the amaranth seedlings grow two or three leaves, once when they grow 5-6 leaves, and once at harvest time. Nitrogen fertilizer should be the main type, appropriately combined with some farmyard manure.
Amaranth has a certain degree of drought tolerance, but if you want amaranth to grow well, watering work is also very important. After amaranth emerges, if the soil has a certain degree of moisture, a spray-style watering method is generally used when supplementing water. However, if the soil is relatively dry, then the amount of water needs to be appropriately increased, but never use flood irrigation.
The above is all the content about amaranth selection and seedling raising. In fact, amaranth is also relatively easy to manage, and there are fewer pests and diseases during its growth period. Therefore, handling work such as seed selection and seedling raising properly is the secret to obtaining high yields.
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