Planting A Sprouted Onion

Planting A Sprouted Onion

When your onions start to sprout in your pantry, don’t throw them away! You can actually plant a sprouted onion and regrow a new one. This is a great way to make the most of your kitchen scraps and enjoy a continuous supply of fresh onions. In this article, we will guide you through the process of planting sprouted onions and growing them into full-sized bulbs.

Planting sprouted onions is a simple and rewarding gardening project. Not only will you save money by growing your own onions, but you’ll also have the satisfaction of knowing exactly where your food comes from. Whether you have a large garden or just a small patio, you can easily grow onions from sprouted bulbs.

So, if you’re ready to get started, let’s learn how to plant a sprouted onion and watch it transform into a healthy and productive onion plant.

How to Prepare and Plant Sprouted Onions

To prepare sprouted onions for planting, carefully peel away the outer layers until you reach the clump of green sprouts. Separate the individual sprouts, being careful not to damage the roots. Let the sprouts sit for up to 3 weeks before planting them in a location that receives full sun. When planting, bury the sprouts just 1″ into the ground, spacing them at least 4″ apart. Onions require a lot of light, so make sure they receive 12 or more hours of direct sunlight each day.

When preparing sprouted onions for planting, it is important to handle them with care. Start by peeling away the outer layers of the onion until you reach the clump of green sprouts. These sprouts will become the new onion plants. Separate the individual sprouts, taking care not to damage the roots. This will ensure that each sprout has a chance to grow into a full-sized onion.

After separating the sprouts, allow them to sit for up to 3 weeks. This resting period will encourage the sprouts to develop strong root systems, which will aid in their growth once planted. During this time, it is important to store the sprouts in a cool, dry place to prevent moisture damage.

Once the sprouts have rested, it’s time to plant them in a location that receives full sun. Choose a spot in your garden where the sprouts will have access to at least 12 hours of direct sunlight each day. Onions thrive in sunny conditions and require ample light to grow properly.

When planting the sprouted onions, bury them just 1″ into the ground, making sure to space them at least 4″ apart. Planting them at this depth and distance will provide enough room for the roots to grow and ensure that each onion has enough space to develop fully.

Remember to water the onion sprouts regularly, ensuring that the soil remains moist but not overly saturated. Avoid overwatering, as this can cause the onions to rot. With proper care and attention, your sprouted onions will grow into healthy, full-sized onions in approximately 3 months.

By following these steps and providing the proper conditions for growth, you can enjoy a bountiful harvest of home-grown onions.

Growing and Harvesting Sprouted Onions

Once you’ve planted your sprouted onions, it’s time to take care of them and watch them grow. Here are some essential steps to ensure successful growth and a bountiful harvest:

  1. Establishing growth: After planting, it will take about 3 weeks for the onion sprouts to establish and start growing. During this initial period, it’s crucial to keep them well-watered and make sure they are planted in well-drained soil.
  2. Proper watering: Onions prefer to be watered in cycles, so it’s recommended to water them about once a week. However, keep an eye on the soil and plants; if they start to look dry, increase the watering frequency. Be cautious not to overwater, as it can lead to root rot, affecting the health of your onion plants.
  3. Sunlight requirements: Onions thrive in locations that receive at least 12 hours of direct sunlight each day. Make sure to choose a sunny spot in your garden or provide sufficient light through artificial means.
  4. Growing period: Allow the onions to grow for approximately 3 months until they reach their optimum size, which is about the size of a baseball. During this time, continue to provide regular care and maintenance to ensure healthy growth.
  5. Harvesting: It’s time to harvest your sprouted onions when the foliage turns brown and wilts. Use a garden fork or shovel to carefully lift the onions out of the ground, taking care not to damage them.
  6. Curing and storage: To store the harvested onions, they need to be cured. This process involves allowing them to dry in a warm and well-ventilated area for 2-6 weeks. This curing period helps them develop a protective outer layer that extends their storage life. Once cured, store the onions in a cool, dry place where they can stay fresh for up to 10 months.

By following these tips on growing and harvesting sprouted onions, you’ll be able to enjoy a successful homegrown onion crop. Don’t forget to provide proper care and attention to your plants throughout their growth cycle, and you’ll be rewarded with flavorful onions that you can use in various culinary creations.

Growing onion sprouts


Planting a sprouted onion is an easy and rewarding way to grow fresh onions in your own garden. By following these sprouted onion planting tips, you can successfully regrow sprouted onions and enjoy a bountiful harvest.

To begin, carefully prepare the sprouts by separating them and ensuring the roots remain intact. Plant the sprouts in a location that receives full sun, providing them with well-drained soil and regular watering. It’s essential to give the sprouts the necessary sunlight and moisture they need to thrive.

Once the onions have reached maturity, harvest them when the foliage turns brown and wilted. To extend their storage life, it’s crucial to cure them by allowing them to dry in a warm and well-ventilated area for 2-6 weeks. After the curing process, store the onions in a cool, dry place for up to 10 months.

With proper care and attention, you can enjoy the satisfaction of growing your own onions from sprouted bulbs. Try this method in your garden and enjoy the flavorful taste of home-grown onions. Happy planting!

Can I Plant a Sprouted Onion in a Barrel with Potatoes?

Yes, you can plant a sprouted onion in a barrel with potatoes. In fact, it can help repel pests and add flavor. To get started, follow these easy steps for growing potatoes: fill the barrel with soil and compost, plant the sprouted onion in the center, and then add layers of potato seedlings as they grow.

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