Growing green onions in containers

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Free Shipping Available. Buy on eBay. Money Back Guarantee HOW TO PLANT GREEN ONIONS IN A CONTAINER Planting green onions is as simple as poking a shallow hole into the soil. I usually use my finger and go down about 1″. Place the root section of the bulb down into the hole and bring back against the plant When it comes to container planting it makes more sense to grow green onions in it. The green onions do not need left to grow as big as a regular bulb onion, therefore they are perfect for containers. The green onion is actually an immature onion that is picked before it is fully grown Growing Green Onions in Containers Indoors To enjoy an endless supply of green onions all year long, try growing them on a sunny, south-facing windowsill. If you don't have a location in your home that gets full sun, don't worry. Green onions will still grow in partial sun, albeit slower

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You want to place your onion growing containers in a location where they will receive maximum hours of direct sunlight. We advise against growing indoors unless you will be using artificial light. Mother Nature does the best job of providing sunlight Growing Green Onions in Pots or Containers: Prepare a pot with rich potting soil. Be sure the pot has good drainage. Place the pot or container in an area with full sun and water regularly Transplanting Bunching Onions Instead of sowing seeds directly in the backyard, you can initially plant the seeds in a small container indoors till the plant reaches 9-18 inches. Fill the container with organic compost and soil. Make sure the container that you selected to grow seedlings has enough water drainage

Growing Green Onion Containers Inside. You can also grow green onions in containers indoors if you have a green onion shoot that's around four inches long. The best container for growing green onions is around six inches deep, and offers proper drainage holes. Fill the pot around halfway full with potting soil To grow green or bunching onions to full size, you will need to thin the plants to two to three inches apart, but you can eat all the plants you thin out. And even though they are not forming large bulbs, they still need plenty of water. The soil can be kept consistently moist, but not dripping wet A 5-gallon bucket can also do the trick if you have one around. However, you may only be able to grow 3 or 4 onions per bucket. Onions need at least 3 inches of open soil around them to grow properly. Remember to put holes at the bottom of your containers for drainage Learn how to grow scallions and green onions from seeds in containers or straight in the garden. All you need to know about planting, growing and harvesting green onions. They are also known as spring onions. Step by step instructions with my own photos

How to Grow Green Onions in a Containe

Onions are easily grown indoors under a grow light with timers. Green onion is the most suitable variety for container gardening. Suitable Container's for Growing Onion in Containers: Growing Onion In Containers. Onion grows under the soil, so for growing onion in the container, the depth of the container plays a major role There are three ways of growing green onions in containers. The most common way to grow veggies is from seeds, and onions are no exception. Seeds are cheap to grow, but it's one food you can grow indoors several weeks before the last frost. Another way to grow onions is to purchase onion sets Onions grow well in full sun, with at least 6 hours of sunlight. You can also place your container in part sun, but it'll reduce the harvest. Avoid growing them in the shade unless you're looking only for green onions. For planting indoors, a window box on a south or west-facing windowsill is what you'll need Choose a type of onion to grow. Green onions, or scallions, are the green shoots that come up before an onion bulb begins to form. They are essentially immature onions. Look for a hearty scallion seed, such as the species A. Welsh onions, or simply choose your favorite white, red or yellow onion to grow Green onion is an easy plant to grow. You can grow it from seeds or you can grow it from the roots of the green onions. This video shows how you can plant th..

How to Grow Green Onions in Containers • New Life On A

  1. Two of the best onion varieties for container planting are green onions and boiler onions, also known as pearl onions. These varieties are small, so you don't need large pots to grow them. Green onions - Whether you call them scallions or salad onions, green onions are young onion plants grown from seed
  2. ate in a smaller or partitioned container first; after four to six weeks, transplant your seedlings into a larger container, ten inches deep with three inches between each plant
  3. This is a super easy herb to grow and you will love having these fresh from your garden. They add a wonderful flavor to just about anything! In this thorough..
  4. Growing Onions in Containers Onions grow well in containers with regular watering and feeding. Place the container in a full-sun site, and space onions 2 inches apart. Water the containers when the..
  5. Or grow green onions which don't form large bulbs, grown specifically for their tender green leaves. Container grown Spanish Onions. Onions are not large plants and develop a fairly shallow root system. This makes them well suited to container gardening. They do not require full sunlight but young plants will appreciate overhead sunlight to get.
  6. Green onions are a versatile vegetable to plant in the garden. This guide on how to grow green onions covers everything from planting green onions from seeds or sets to harvesting green onions. Also included are tips on growing green onions in containers and general care tips for green onions

container-grown plant. Vegetables that are ideally suited for growing in containers include tomatoes, peppers, eggplant, green onions, beans, lettuce, squash, radishes and parsley. Pole beans and cucumbers also do well in this type of garden, but they do require consider-ably more space because of their vining growth habit Green onions: These are regular onions (Allium cepa) harvested when they have very small bulbs; the leaves are good for eating. Spring onions: These are Allium cepa onions harvested when the bulb is smaller than a quarter; the leaves are edible but not good for eating. Scallions: These are clump-forming onions with very thin bulbs; the leaves and bulbs are good for eating and are often more.

When to Plant Green Onions. As you are growing green onions in containers, there's absolutely not any limitation of planting time. In a cold climate, develop these salad onions from spring into fall (fall ) and also some care, in winters too. If you reside in a warm tropical climate with little to no freeze, then develop green onions round. Green onions don't need a deep pot and the width or diameter of the post will be determined by how many onions you plan to plant. SOIL FOR GROWING GREEN ONIONS As with all of our container plants, I like to use an organic mix but most soils for potted plants will do fine as long as it is a well-draining soil Growing Onions In Pots. Growing onions in containers is a good way to cultivate them if you have space problems. Yellow onions are generally used in cooking however, for a sweeter cuisine, white onions are preferred. For a sharper onion flavor try red onions in salads. Growing onions in pots is quite easy as long as you have the right conditions for cultivating them Prepare a large container with potting soil and dig in a slow-release fertilizer to help roots get a good start. Wait to plant onions until the soil temperature reaches about 60 degrees. Plant onion sets and transplants about 2-3 inches deep; and 1-2 inches apart. f planting in rows, allow at least 12 inches apart Get Green Onion Seeds (25 Types with Photos and Reviews) If you want an unending supply of onions to cook with, you may want to consider growing green onions in containers. You don't need a massive container for green onions - a pot that's about six inches deep will do the trick

Container-Grown Green Onions - Planting Green Onions in Pot

  1. There are different varieties of onion you can grow. Different varieties have different growth times. Dry bulb takes about 100-150 days. But we can harvest green onion in just 20-30 days. Use a little deep container for the onion to grow. Grow a lot of onions and store them for later use
  2. Backfill each trench with soil. Water the area thoroughly to activate the fertilizer. Cover the onion beds with Planting mat and the mat holes should be 15cm apart. It is ideal for growing medium to large-sized onions inside the greenhouse onions bed. Here, is a video on How you can grow onions from Onions Sets
  3. Apr 10, 2015 - How to Grow Green Onions in a Pot. Green onions are edible, hardy onion-like vegetables. They are any variety of onion that you harvest before the bulbs forms. The green onion is a 10- to 12-inch plant that has slender green stems and small white bottoms. Harvested for taste, green onions are not as strongly flavored
  4. This container applies hydroponic concept on growing green onions. With onion bulbs sitting on the lid cover, the long roots hanging down reaching for water inside the container. It grows healthy green onions indoor with less maintenance needed. Conclusion. Onions are common vegetables in cookings and gardening
  5. Bunching onion - AKA long green onion, Japanese bunching onion, spring onion, Allium fistulosum, and Welsh onion- is a common and quickly grown onion species you'll love planting in your garden.. Bunching onions are an ideal way to grow delicious onions that can help protect other plants in your garden. There is a lot of confusion out there about what a bunching onion is, why it's.
  6. Green onion. Green onions have shallower roots than most vegetables, which means they're ideal for container gardening. Plant the seeds half an inch deep in the soil. If you're using transplants, make sure the soil covers the white bulb of the onion. Leave an inch or two of space between each plant and keep them well-watered
  7. Growing your green onions is much the same as growing onions. Radishes. Radishes are root vegetables you can grow in a wide container on your balcony. They are cool vegetables that come both early and late seasons. Growing them in pots helps keep them free of pests and speeds up their growth process

How To Grow Onions In Container

Planting(• Plantyourplants2%apart%inall%directions%to%enjoy%some%green(onions(before%your full%sizeonions.% o Enjoyyouronionsinasearlyas4weeks. The Benefits of Growing Carrots in Pots. When you are trying to grow a veggie whose edible bits exist completely beneath the soil, it would seem like planting them in a garden with unlimited depth would be the best option. But the truth is, planting carrots in containers might actually increase your harvest while saving you loads of work Vegetable Selection. Almost any vegetable that will grow in a typical backyard garden will also do well as a container-grown plant. Vegetables that are ideally suited for growing in containers include tomatoes, peppers, eggplant, green onions, beans, lettuce, squash, radishes and parsley 5. Fill the container for growing green onions indoors with potting soil. Pat down the soil to ensure that there is no airspace in the soil. Fill to about 1/2-inch below the pot rim. Make sure the soil surface is even. 6. Take an onion set and stick it into the soil with the pointy side up Here are the simple steps to regrowing green onions in a pot: Cut the green onions to 2″. Plant the cuttings directly from store bought green onions, or start with the water method (above). Make sure the cutting is at least 2″ (5cm) from root to tip to leave room to bury the roots. Plant the cuttings in soil

The I'itoi onions don't get real big for me, but I find they are most useful as a green onion or scallion. I've grown them in ground and in containers, and they do well either way.The clumps do seem to get bigger when planted in the ground, but the container plantings usually give me scallions a bit earlier than the ones in ground Growing Onions from Seed Indoors. The process of growing onions from seed can begin indoors in early February. Fill small pots or module trays with fresh seed starting mix, leaving a gap of about half an inch between the soil and the lip of the pot. Place no more than 3 onion seeds in each module or pot. This gives them enough space to develop All that is needed is time and patience because the cycle can take 90 to 120 days. If grown indoors, the onion will need to be steadily repotted into larger containers. Before each repotting, cut back the greens to an inch or two in height to reduce stress on the plant. Once in the new container, the onion will grow back the greens quickly These plants include greens like lettuce or spinach as well as green onions, peas, and radishes. Slightly larger plants will need containers that are five gallons, with soil between 12 and 18 inches deep. These vegetables include broccoli, bush beans, cucumbers, eggplants, peppers, squash, and tomatoes. All the containers you will use in your.

Growing onions in containers. Growing onions in pots is easy. You won't get a large crop like you do outside, but the top will give you a part of the plant that you can use in recipes. Place a small whole onion in potting soil in a pot and it will spout new growth Green Onion Growing Tips. Change the water every 2-3 days. If the outer sheath becomes slimy (this will happen), gently peel it off. If the roots get too long and start to ball up snip them back to about 1″ long; Planting Green Onions. I tend to regrow mine for 3 full growths in water and plant them in soil

For example, green onions are ready to harvest in as little as 20 days. Meanwhile, dry bulb onions can take as long as 175! Plus, you have to factor in how you're growing the onions. Plants started from seeds will take the full 90 days. But if you plant from onion sets, you're looking at anywhere between 40 and 60 days Grow green onions from seeds: When your green onions grow to large size, they will send flower stalks followed by a large seed head. Onion flowers are globe shaped and quite pretty. The seeds will mature and turn black. You can plant green onions from seeds in spring to grow many more plants Spring Onions. Learn How to grow Spring Onions, Growing spring Onions in pots, Care Spring Onion, harvesting, and more about this vegetable. Spring onions are a light onion, which is used as an alternative to onions. These are related to green onions and scallions.. If you want to grow green onions organic vegetables in your container, then this is a good choice

How to grow green onions in containers - DIY Everywher

  1. At the height of the growing season, I have to pick every day. We eat a lot of beans, I freeze a lot, and we give some away. Green beans are very easy to grow. They're a great vegetable crop for beginning gardeners and for new container gardeners. Remember to plant several varieties your first year so that you'll know which one grows best in.
  2. Dig the holes. Plant onions so that no more than one inch of soil is placed above the sets or seedlings; if too much of the bulb is buried, the growth of the onion will be reduced and constricted. Space onion sets 4-6 inches (10.2-15.2 cm) apart, and onion seeds 1-2 inches (2.5-5.1 cm) apart
  3. In general, growing plants in pots means you don't have to deal with as many pest problems as you do in a traditional garden. However, there are still a few problems to watch out for when growing peppers in containers. Pests - Aphids, corn borers, and whiteflies can sometimes cause issues for pepper plants. If you notice any bugs going.

Onions, especially green onions, grow well in containers. And as a staple in most meals, having a few onions handy nearby will never go amiss. They will provide a flavorful addition to your potted plant collection. Read more about growing onions here. Tokyo Long Whit Answer: Planting the Sprouted Onions. Plant the sprouts 1 inch (2.5 cm) deep in quality potting soil. Dig an individual hole for each sprout, and cover it so only the green part sticks out. Keep each sprout at least 3 inches apart (7.5 cm), or in separate pots, so they don't need to compete for space

How To Grow Green Onions Growing Green Onions In

How to grow green onions in water. You can easily grow green onions in water. Just follow these simple steps: Cut the green part of the onion. Use it in cooking. Put the root in a glass or jar of water. Add enough water to cover the roots. Place the container on the windowsill for enough light. Change the water once a week The primary keys to successfully growing vegetables in containers are to plant them in the proper-sized container and to keep them watered. Vegetables are about 99 percent water. When growing them in containers, it is especially important to ensure consistent moisture. Choose a container large enough that plants don't dry out between waterings To grow green onions, you can do like I did and plant the bulbs from store-bought green onions directly into your garden. Or you can buy bulbs from your local garden center or a seed catalog. Catalogs have a huge variety of onion bulbs, including bunching onion varieties, to suit your taste and climate Growing bell peppers in pots is a great way to get fresh green peppers just a few steps from the kitchen. Here at Pepper Geek, we have an ever-expanding container garden. Potted pepper plants turn our porch into a mini pepper forest every year Growing green onions is best in tidy rows around a foot part. You'll thin them out as they grow to get the optimal growing space. Method One - Seeds. Growing green onions from seeds is one of the most time-consuming ways to go about it, but it can be worth it if you're not in a hurry to get your scallions and use them in recipes

A wide variety of different containers can be used to grow potatoes. While it is possible to purchase ready-made potato towers or special growing bags, any opaque container with drainage holes will do, including barrels, garbage bins, plastic storage tubs and chimney flues. An ideal container will be about 2-3 feet tall with a 10-15 gallon. Green onions are sometimes called bunching onions. When onion seeds are planted densely they grow so close or bunched together that the bulbs have little chance of fully maturing and rounding completely out. Green onions are green onions in the United States; in England and Australia the green onion is also called a spring onion Growing winter onions require full sun, as the onions won't grow in shade. Plant the onions 2 to 4 inches (5 to 10 cm.) deep, allowing 4 to 6 inches (10 to 15 cm.) between each bulb. Water well. The onions are underground and tolerate cold weather. However, a layer of mulch is helpful for overwintering onions in cold, northern climates Like their parent, the onion, scallions need full sun. They grow in zones 3-9. Soil Requirements. Scallions require well-drained soil that is sandy and loamy. The ideal pH for scallions and green onions is 6.2 - 6.8. I often grow mine in raised beds because my soil is heavy and doesn't drain well Please bear in mind that I am an onion maniac, and I have no explanation for my obsession with growing onions and shallots from seed to table year after year. I am driven to do it, which explains the evolution of these ten guidelines for growing onions from seed. 1. Start with fresh seed and seed starting mi

You can also sow spring onions into containers or pots on the windowsill. Just add compost to within about 3 cm (1) from the top of the container before lightly scattering seed over the surface and covering with 1.5cm (0.5) of compost. Water sparingly to keep the soil moist and you'll soon have a tasty crop to enjoy. Tips for growing spring. Onion seeds; 4×6 containers; Seed starting mix; 1. Why Seeds? When a lot of people plant onions, they don't start their own seeds. In fact, they order what we call 'sets.' They look like tiny onions when in reality, that is basically what they are. They are onion bulbs. Now, a lot of people will tell you this is the way to go for. Spring onions (also called scallions, bunching onions and salad onions) are a delicious addition to a whole range of dishes, from summer salads to stir-fries. Harvested before the bulbs start to swell, they have a milder flavour than mature onions, and the whole plant, bulb and leaves, can be used in cooking. Quick to grow, they're ideal as a filler crop between slower growing vegetables

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How to Grow Green Onions in a Pot Home Guides SF Gat

Nov 2, 2017 - Explore Aku's board Grow green onions on Pinterest. See more ideas about planting flowers, container gardening, plants Bulbs grown for scallions or green onions are planted 1 to 2 inches deep and one to two inches apart in rows that are 18 inches apart. Bulbs grown for traditional onions are planted the same depth, five to six inches apart in rows that are one to two feet apart When the onions get to around 60cm in height, they will start to produce little bulbs in clusters at the top of the stem. Once the Egyptian walking onions have flowered the bulbs will enlarge and darken off. Because you are growing them in pots it will be harder to allow them to walk themselves around your garden Both types can be grown indoors in containers and will do well under grow lights with a timer. Green onions are harvested before the bulbs fully mature. They are great for container growing and can usually thrive in smaller pots. BEST CONTAINERS FOR GROWING ONIONS Onion containers should have at least 10 inches of soil depth

How to Grow Onions In-Ground & In Containers Miracle-Gr

  1. Scientific Name: Allium cepa Plant Type: Biennial plant (often grown as an annual) Light: Full sun Water: When it comes to watering the onion plant, keep its potting soil constantly moist but never soggy. You can use mulch in your containers to keep the soil moist.. Zone: Zones 5 to 9 Fertilizer: Before planting your onions, fertilize the potting soil. Then fertilize every two to three weeks.
  2. d that the root part of the bulb should be about two inches in the soil
  3. How to Grow Green Onions from Cuttings. 1. It's a simple trick. Buy a bunch of scallions (organic preferred). 2. Whack the root end off. Leave oh1 to 1/2-2 inches or so. Use the top green ends for your recipe. Make something delicious! 3. They are longer than they need to be, in this photo. You can cut them a bit shorter if you like

5 Key Points to Growing Onions in Containers Onion Patc

How to regrow green onions. Here's how easy it is to upcycle this common food scrap you used to throw away. Slice off the ends of the bulbs, leaving roots attached. Stand the bulbs root-end down in a small jar. (I stood them up in an egg cup.) Add enough water to cover the roots, but leave the top edges above water onion plant takes two growing seasons to go from seed to flowering. Onions grow vegetatively the first season, form-ing a bulb for storage at the end of the first season. That bulb then provides the plant with energy for growth, flower-ing, and seed production the next season. Bulbing onions are harvested the first growing season befor Grow in full sun. Outdoor Growing Temp. 55°F - 80°F. Min Outdoor Soil Temp. 50°F. Onion seed takes a month to germinate at 40 degrees, but only 2 weeks at 50 degrees, so you don't necessarily lose much time by waiting until the soil has warmed up a little. Start Indoors

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How to Grow Green Onions: 3 Ways to Grow Green Onions

  1. Green Onion (1gallon, 3-5 plants) - Beltsville Bunching, Crysal Wax, Evergreen Bunching Leaf Lettuce (1 gallon, 2 plants) - Buttercrunch, Salad Bowl, Romaine, Dark Green Boston, Ruby, Bib
  2. Step 2: Soak the Sprouts to Grow Larger Roots. If the onion has been sprouting for a while, the roots on the bottom may be pretty long. However, if the onion has just started to sprout, the roots will be small and weak. An onion that has sprouted green leaves on top may start to grow new white roots on the bottom
  3. Plant cilantro, garlic and green onions in one container. Plant garlic and onion sets so the growing tips are 1 inch under the soil. Sprinkle cilantro seed on top of the soil and then cover with 1/8 inch of soil. Water well. If it's early spring, cover the top of the soil with black plastic to retain heat

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Onions grown for their immature green stems are called bunching onions or scallions. You can harvest any onion early and use it as a bunching onion, but not all bunching varieties will produce a large bulb. Avoid using short day onions in Michigan. Preparation and planting. Onions prefer cool weather, but they grow in all regions of the. Planting onions. Grow Onion in pot. Onion can be grown by sowing seeds or planting transplants in the container soil. Seeds should be planted ½ inch deep and about 3 inches apart in the soil. When grown from the seeds it takes about four months to mature. Since onions seeds are short-lived, it is important to sow fresh seeds each season Green Onions are a great source of Vitamins A, C, & K. In addition, it is a good source of Folic acid and Riboflavin. Green Onions is another cold hardy plant that can be planted immediately after the last spring frost. This vegetable can be used in taboule, vegetable dishes, and meat and poultry dishes. Container Size: 5-gallon po We like to keep green onions growing all the time, and snip off the greens to use whenever needed all year-round, but you can also pull up the entire scallion to use in recipes or as a topping. While these green onions grow in cool weather, but also do well in the summer months, too! Green Onion Seeds for Sale Our Tokyo White Bunching Onion is. Planting onion seedlings ensures a good start for both green onions and bulbing. Which onion type you should plant depends on where you live. In the North (the area north of a line drawn from San Francisco to Washington, D.C.), summer days are long. This region encompasses zone 6 and colder. If you garden in this area, grow long-day onions

How to Start Growing Green Onions - Garden and Happ

Choose a container with drainage, that is large enough to accommodate the number of onions you want to plant. At least 12″ deep since the bulb growing is done underground. Plant from onion sets or transplants, about 3″ deep, leaving 3-4″ of space around each plant. Onions prefer moderately moist soil. Water when top of soil dries out Growing for bulbs means spacing will be important for them to develop. I'd give no less than 6 inches all around each onion set you put in. Personally, I gave up on growing for bulbs and now just grow for the green tops that I use in cooking. I just got back from Costco and a 10 lb. bag of large yellow onions cost me $4.49 + tax and growing them really is not cost efficient in my opinion Growing Green Onions. It is fortunate that most commercially grown green onions are of the Japanese bunching type, because you can buy a bunch that show good roots, trim them back by half their size, and plant them in your garden or in a container. Then pull them as you need them in the kitchen, but save the rooted bottoms and replant them

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Harvest: Harvest green onions at any time during the summer. Allow onions intended for storage to mature in the garden. Once the tops yellow and fall, the onions have completed growing and are ready for harvest. Pull the onions from the soil and allow them to dry in a shaded area for a day or two to cure. Store in a cool dry place for the winter Onions Fresh onions are amazing and can grow quite well in pots on a porch or balcony. Choose containers with a 12 inch diameter or more and 10 - 12 inches deep. In that space you can grow about 16 green onion plants or 4 storage onions. Not bad for growing vegetables in potsyou've already got a great salad growing! Potatoe Days to germination: 6 to 12 days Days to harvest: 90 to 110 days Light requirements: Full sun Water requirements: Regular watering Soil: Loose, fertile and high in nitrogen Container: Large pots only Introduction A multiplier onion is one variation of the more common green onions (or spring onion, or shallot), that produces more than [

How to Grow Onions in Containers [Step-by-Step

Follow these tips for replanting onions in containers: Find a 6-inch deep container or pot. Scoop nutrient-rich potting soil into the container, filling it about half way. Select green onions, red onions or yellow onions from your grocery store. If you choose green onions, make sure they still have the small, white bulb attached to the onion. Plant onions and lettuce in alternate rows, so the lettuce grows into a green mulch that shades out weeds. Harvesting the lettuce when it is young will give the onions the room they need to grow into big bulbs in late summer. Use onions as a vertical element in mixed containers, or plant them in small groups behind pansies, calendulas or. Radishes, lettuce, scallions, cress, parsley, carrots, and chives, and other herbs flourish in a container six inches deep and about six inches wide. A single small vegetable such as lettuce or spinach will grow in a six inch pot. A 12 inch pot will accommodate four lettuce or spinach plants. An 18-inch pot will hold as many as ten herbs

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Growing tomatoes in containers is a great option for anyone who doesn't have a place for an in-ground garden, is concerned about what is in their soil or simply enjoys the look and convenience of having tomatoes on the porch or patio. Though almost any vegetable can technically be grown in a container, tomatoes are one of the easiest and most popular When I say onions I mean bulb onions, by the way, not green onions, scallions, or chives. Those are related but different. They'll never form a large bulb, no matter when you plant them or for how long they grow. Spacing. Onions can grow surprisingly close to one another Green Onion Redemption. So you separated out bunching onions and planted them and grew them or you bought them at the market. Either way, you've got harvested green onions ready to eat. The first step is to use what you want of your green onions and save the root end. But before you cut, take a good look at your ends. Let's look at a. Onion sets should be planted 1 to 2 inches deep and 2 to 3 inches apart. Then, once the plants begin to grow, thin them to 3 to 4 inches apart. Plants thinned from the row to create room can be used as green onions. Transplants allow you to pick specific varieties from either a catalog or garden center Green onions, or scallions, are popular with indoor and casual gardeners because of how easily they grow. Bulb onions require a little more space than scallions but can be grown in pots, containers , and even plastic water bottles