\u00a9 2020 wikiHow, Inc. All rights reserved. The white, yellow, or red bulbs range in size from small pickling onions to large Spanish cultivars; they can be globe-, top-, or spindle-shaped. When you see the bulbs as in the picture the onions are ready for harvest. With patience, time, and plenty of water, you can grow an onion from an onion in 90-120 days. One bulb, one onion. Although seed is available, sets are the easiest and quickest way to grow onions. If they are, fill a small pot halfway with potting soil and place the onion root end down in it. Approved. ", "I made my first onion plant, now I have unlimited onions! One onion plant makes one onion bulb. If you’re going to plant onions very early in the season it’s best to use sets because they will start to grow faster and not need any hardening off or protection to get them started.. They have thin skins and a mild, sweet flavor. This image may not be used by other entities without the express written consent of wikiHow, Inc.
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License: Creative Commons<\/a> License: Creative Commons<\/a> License: Creative Commons<\/a>
License: Creative Commons<\/a> License: Creative Commons<\/a>