Information About Onions

Whether you’re new to growing onions in the garden or an old pro, at some point in time onion problems may become inevitable. Knowing how to care for onions during these times of crises, or simply in general, can help alleviate the stress associated with unwanted onion problems. Continue reading to learn more about growing and caring for onions, find information on onion harvesting and storage, and gather tips for elimination pests, diseases and more.

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How To Grow Onions In Your Garden

By Heather Rhoades

Once you know how to grow onions, it is not hard to add these fun vegetables to your garden. Many people wonder how do onions grow. For information on growing onions in the garden, read the following article.

What Is Onion Soft Rot – Learn About Soft Rot In Onions

By Mary Ellen Ellis

An onion with bacterial soft rot is a squishy, brown mess and not something you want to eat. This infection can be managed and even completely avoided with good care and cultural practices, but once you see the signs of it, treatment is not effective. Learn more here.

What Is Onion Pythium Rot: Treating Pythium Root Rot Of Onions

Pythium root rot of onions is a nasty fungal disease that can live in the soil for long periods of time, just waiting to take hold and attack onion plants when conditions are right. Prevention is the best defense, since it is difficult to control. Click here for more info.

Onion Botrytis Information: What Causes Neck Rot In Onions

By Liz Baessler

Onion neck rot is a serious disease that most commonly affects onions after they have been harvested. The disease makes the onions become mushy and water soaked. Click on this article to learn more about identifying and treating onions with neck rot.

Onions With Powdery Mildew – Tips On Treating Onion Powdery Mildew

By Darcy Larum, Landscape Designer

Powdery mildew is perhaps the most recognizable fungal disease and the bane of gardener’s existence all over the world, infecting a host of plants. In this article, we will discuss powdery mildew on onions. Learn more about onion powdery mildew here.

Onion Bacterial Blight – Treating Onions With Xanthomonas Leaf Blight

By Mary Ellen Ellis

Bacterial blight of onion is a fairly common disease of onion plants—depending on where you live—that can cause minor losses to a complete loss of onion crop, depending on environmental conditions. Learn more about the disease in this article.

What Is Onion Mushy Rot a?? Tips For Managing Mushy Rot In Onions

By Bonnie L. Grant, Certified Urban Agriculturist

What would many of our favorite foods be without onions? The bulbs are easy to grow in well-draining soil and come in a wide variety of colors and levels of flavor. Unfortunately, onion mushy rot disease is a common problem with these vegetables. Learn more here.

Onion Downy Mildew Info – Learn How To Control Downy Mildew On Onions

By Mary Ellen Ellis

The pathogen that causes onion downy mildew has the evocative name Peronospora destructor, and it truly can destroy your onion crop. In the right conditions, this disease spreads quickly, leaving destruction in its path. Click this article to learn more.

Onion Black Mold Info: Managing Black Mold On Onions

By Ilana Goldowitz Jimenez, Plant Scientist & Writer

Moldy onions are a common problem both before and after harvest. Aspergillus niger is a common cause of black mold on onions, including moldy spots, streaks or patches. The same fungus causes black mold on garlic, too. Learn more about it in this article.

Tip Burn In Onions a?? What Causes Onion Tip Blight

By Bonnie L. Grant, Certified Urban Agriculturist

What causes onion tip blight? It may be a naturally occurring process in mature plants, but in young plants it may indicate a nutritional deficiency or a fungal issue. The problem may also be cultural. Click this article to find some preventatives and solutions.

Onion Botrytis Leaf Blight – Treating Onions With Botrytis Leaf Blight

Onion botrytis leaf blight, often known as “blast,” is a common fungal disease that afflicts onions grown around the world. In the following article, we provide helpful information on onion botrytis leaf blight prevention and its control.

Purple Blotch On Onions: Dealing With Purple Blotch In Onion Crops

By Amy Grant

Have you ever seen purple blotches on your onions? This is actually a disease called ‘purple blotch.’ What is onion purple blotch? Is it a disease, pest infestation, or an environmental causal? The following article discusses purple blotch on onions and its control.

Chimera In Onions – Learn About Plants With Onion Leaf Variegation

By Amy Grant

Have onions with streaked leaves? If you have done everything by the “book” and still have onion leaf variegation, what could be the issue? Click on the article that follows to get the answer to “why are my onions variegated.”

Onions For Different Climates: A Guide To Onion Plant Varieties

By Amy Grant

You may think an onion is an onion is an onion. In reality, there are many varieties of onion. Click on the article that follows for information on onion plant varieties and the perfect onion for different climates.

What Are Sweet Onions – Learn About Sweet Onion Growing

By Liz Baessler

Sweet onions are starting to become wildly popular. They get their name not from their high sugar, but their low sulfur content. Sweet onion growing can be a little tricky, however. Learn more about how to grow sweet onions in this article.

Onion Maggot Control – How To Get Rid Of Onion Maggots

By Jackie Carroll

In some parts of the U.S., onion maggots are without a doubt the most serious pest of plants in the onion family. They infest onions, leeks, shallots, garlic and chives. Find out about the identification and control of onion maggots in this article.

Companion Planting With Onions – Learn About Onion Plant Companions

By Liz Baessler

Simply by placing certain plants next to others, you can naturally repel pests and stimulate growth. Onions are especially good companions to certain plants because of their ability to deter bugs. Learn more here about companion planting with onions.

Green Onion Plants In Water: Tips On Growing Green Onions In Water

By Liz Baessler

Regrowing green onions work especially well because they’re usually sold with their roots still attached. Learn more about how to grow green onions in water using the information from this article. Click here to get started.

Folding Onion Tops: Why Do You Fold Down The Tops Of Onions

To new gardeners, rolling down onion tops may seem like a questionable thing to do, but many gardeners think folding onion tops before harvesting onions is a useful practice. Click this article to learn all about it.

Onion Plant Diseases: Tips For Treating Diseases Of Onion

By Jackie Carroll

A wet growing season is bad news for an onion crop. Many diseases, most of them fungal, invade the garden and ruin onions in times of warm, moist weather. Click this article to find out about onion diseases and their control.

What Is A Spring Onion – Tips On Growing Spring Onions

By Amy Grant

One of the most versatile veggies is the spring onion. This beauty will bring tears to your eyes (get it?). So what is a spring onion? This article has information about spring onion cultivation and uses for spring onions. Click here to learn more.

Onions To Grow Over Winter: How Do You Grow Winter Onions

Winter onions are basically the same as “regular” onions, except they grow in bunches and the flavor is slightly milder. As the name suggests, winter onions are great onions to grow over winter. Learn more about these onions in this article.

Welsh Onion Plants: Tips On Growing Welsh Onions

Welsh onion is a compact, clumping plant cultivated for its ornamental value and mild, chive-like flavor. Growing Welsh onions is a cinch, so plant them where you can enjoy the hollow, grassy leaves and chive-like blooms. This article will help.

Are Red Onions Easy To Grow: Tips On Growing Red Onions

By Amy Grant

While there are many varieties of yellow onion, its less utilized cousin, the red onion, has its place in the kitchen too. So, are red onions easy to grow? When is planting and harvesting time for red onions? Learn more in this article.

What Is Pink Root Onion Disease

By Kristi Waterworth

Pink root sounds like something from a high-end salon, but it’s actually a problematic disease in onions. Do you know how to tell if your onions are afflicted? If not, this article will help. Read here to learn about this disease and how to treat it.

Growing Onions Vertically: Care Of Onions In A Bottle

By Amy Grant

Many of us grow fresh herbs on the kitchen windowsill or other sunny nook of the home. Along with herbs, garlic and onions are a staple of my menus, so what about growing onions vertically indoors? Read this article to learn more.

Onion Frost And Cold Protection: Can Onions Tolerate Cold Temps

By Bonnie L. Grant, Certified Urban Agriculturist

Can onions tolerate cold temps? That depends on how cold and at what age the onions are. Onion cold and frost protection is simple, but you need to apply the steps before a hard freeze threatens new sprouts. Click here for more.

Onion Bulb Formation: Why Onions Do Not Form Bulbs

By Amy Grant

Many onion varieties are relatively easy to grow. That said, onions do have their fare share of issues with bulb formation; either the onions do not form bulbs, or they may be small and/or misshapen. Get more info here in this article.

Onion Harvest Time: Learn How And When To Harvest Onions

By Susan Patterson, Master Gardener

Onions are an easy-to-grow and manage crop that, when properly harvested, can provide a kitchen staple through the fall and winter. Find out when and how to harvest onions in the garden in this article.

Onion Plant Rust Treatment: Will Rust Disease Kill Onions

By Bonnie L. Grant, Certified Urban Agriculturist

What is puccinia allii? It is a fungal disease also known as garlic rust disease. Preventing onion rust is important. Learn about onion and garlic rust in this article so you can save future onion crops.

Storing Onions – How To Store Homegrown Onions

By Bonnie L. Grant, Certified Urban Agriculturist

Onions are easy to grow and produce a tidy little crop with very little effort. Once the onions are harvested, they can keep a long time if you store them properly. Read here for tips on storing onions from the garden.

Thrips On Onions And Why Onion Tops Curl Up

By Nikki Tilley, Author of The Bulb-o-licious Garden

If your onion tops curl up, you may have a case of onion thrips. Damage from these pests can wipe out your onion crop, so knowing how to control them is essential. This article will help with controlling onion thrips.

Collecting Onion Seeds: How To Harvest Onion Seeds

By Jackie Rhoades

When they find that special onion variety particularly appealing, many gardeners want to know how to collect onion seeds for future sowing. Harvesting onion seeds is a fairly simple process, and this article can help.

Scallion Picking: How Do You Harvest Scallions

By Nikki Tilley, Author of The Bulb-o-licious Garden

While most people know that scallions are simply young, immature onions that are easy to grow, not everyone is certain about scallion picking or harvesting. This article will help with tips for harvesting scallions.

What Is Onion Bolting And How To Keep An Onion From Bolting

By Jackie Rhoades

Onions are easy to grow; however, even in perfect soil, nutrient and light conditions, gardeners all face a problem over which they have little control: onion bolting. Learn how to keep onions from bolting here.

Growing Scallions – How To Plant Scallions

By Nikki Tilley, Author of The Bulb-o-licious Garden

Scallion plants are easy to grow and can be eaten as is, used as flavoring when cooking, or as an attractive garnish. Read here to learn how to plant scallions in the garden and the difference between scallions and onions.

Growing Onion Seed – Planting Onion Seeds In The Garden

By Nikki Tilley, Author of The Bulb-o-licious Garden

Growing onions from seed is both easy and economical. They can be started indoors in flats and transplanted to the garden later or sow their seeds directly in the garden. Read here to learn more about onion seed starting.

Growing Onions In Container Gardens

By Heather Rhoades

Many people would love to grow onions, but due to a small garden, or perhaps no garden at all, they just to not have the room. Growing onions in containers allows you to overcome this problem. Learn more here.

How To Store Onion Sets: Storing Onions For Planting

By Heather Rhoades

Perhaps you found a great early deal on onion sets or maybe you just didn't get to plant them last season. Either way, you need to store them until you are ready for planting, and this article will help with that.

Onion Info – Tips For Growing Big Onions

By Nikki Tilley, Author of The Bulb-o-licious Garden

Onions are good for us and many people grow them in their gardens. However, if you are having difficulties and your onions won't grow big, read this article for more onion facts that can help you fix that.

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