How to cut onions so they will regenerate

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1. How to regenerate

2. Regeneration method

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When cutting onions, cut off the leaves and keep the onion heads to regenerate. The length should be about 5 cm, of which the green part is 3 cm. Place the onion in a clear glass container and add a little water, making sure to cover the roots. Then put it on a sunny windowsill, with no less than 4 hours of sunlight a day. Also maintain good ventilation and change the water once a day. Leaves will appear after 1-2 weeks, but they can generally only be harvested three times.

1. How to regenerate

1. How to regenerate

When cutting onions, keep the onions and only cut off the green leaves on top. In addition, it must be maintained in water and given appropriate light, so that it can regenerate continuously.

2. Regeneration method

1 . Retain rhizomes: If you want to regenerate onions, you must retain enough rhizomes. The length of retention varies depending on the variety. The green onions are generally kept about 5 centimeters, with the green part being 3 centimeters.

2. Hydroponic growth: Find a transparent glass container , the height should be higher than 5 cm. Place the green onions root side down. If the container is larger, you can add a few more. Then add water to it until the water covers the green onions. Don't add too much or it will inhibit its growth.

3. Daily maintenance: In order to promote the growth of onion leaves, a suitable environment must be provided. Place it on a sunny windowsill, which can provide sufficient light, and the light time should be no less than 4 hours a day. You can also open windows for ventilation, which is helpful for cooling down. The water needs to be changed once a day, preferably rainwater or well water.

4. Harvest onion leaves: usually 1-2 weeks later , the onion leaves will grow, and they can be cut off at this time. The growth of onion leaves consumes nutrients in the bulbs. Generally, they will stop growing after harvesting them three times. You can replace them with new onion roots for cultivation.

2. Regeneration method

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