When To Pull Onions

Help, I have onions with streaked leaves! If you have done everything by the onion “book” and still you're you have onion leaf variegation, what could be the issue – a disease, a pest of some sort, a disorder of onions?

The first generation is the largest and causes the most damage. The last generation attacks just before harvest. Contact insecticides never reach the maggots, which are hidden away inside the bulbs.

The best way to manage fusarium rot is to take steps to prevent it.Fusarium basal plate rot in onions is caused by several species offungi. Temperatures in the soil between 77 and 90 degrees Fahrenheit (25 to 32 degrees Celsius) are optimal.The symptoms...

(-18 C.) and can survive in colder climates. They get their name not from their high sugar, but their low sulfur content. These onions tend to be hardy down to 20 F. In fact, the best commercially grown sweet onions come from parts of the world that have...

They can also be cooked and are often used as a substitute forin many recipes. In fact, a mature scallion is actually quite similar looking to a large chive.Scallions are typically harvested prior to the formation of the onion bulb.

This is actually a disease called ‘purple blotch.' What is onion purple blotch? Let the onions cure before removing the leaves.at 34-38 F. Also, remove any volunteer onions which may be infected.

You need good soil, adequate drainage, good fertilizer and plenty of light.Really, the only difference between what you do when you grow onions in the ground and when you grow onions in pots is choosing the container you'll be growing them in.freestar.queue.push(function()...

Cooler areas can expect maturity in about 75 days when planted in the spring.are planted in winter or early spring and mature in 90-110 days. To make it easier, onions have been categorized into three basic types of onions.

The fungus enters the onion through wounds, either at the top, on the bulb, or in the roots, or it enters through the drying neck. Moldy onions are a common problem both before and after harvest.is a common cause of black mold on onions, including moldy...

Basements aren't ideal locations, as they tend to be damp, which can cause rot when storing onion sets. The question of how to store onion sets is really as easy as 1-2-3. If you find any sets that are starting to go bad, remove them immediately from...

The disease spreads rapidly, significantly affecting quality and yield when harvest time rolls around. Don't fertilize late in the season either.Fungicides may slow spread of onion botrytis leaf blight if applied at the first sign of disease, or when...

Onions increase circulation, lower blood pressure, and prevent blood clotting. The list of onion facts can go on and on; however, one of the most important facts about onions is how to grow them.freestar.queue.push(function() { googletag.display("div-gpt-ad-300x250-ATF-1");...

As the onions cure, the roots shrivel and the necks dry out. Allow the onions to cure for seven to 10 days and then either braid the tops for storage or remove the tops and roots with pruning shears.

Dig an inch or two ofinto the soil to get the plants off to a good start.freestar.queue.push(function() { googletag.display("div-gpt-ad-300x250-ATF-1"); });Welsh onion plants are remarkably trouble free.

It most commonly affects onions while they are being stored, but contamination or the damage that leads to contamination often occurs during or around harvest. Then, one or more scales in the bulb will become soft and brown.

There may also be soil pathogens or even a lack of an important nutrient. It produces necrotic lesions that develop into tip burn and blight.Both fungi are present in high humidity and plenty of moisture.

Your spring onions will be mature and ready to eat in between 8-12 weeks. This could be that it is referred to as a green onion in Canada and the United Kingdom. Rake the bed clear of debris and stones and amend the soil with someSow seed ¼ inch deep...

While the disease commonly called powdery mildew can affect thousands of different plant varieties, there are actually different pathogens that cause the disease in specific plants.is a powdery mildew pathogen that specifically infects plants in the Allium...

The first year, the plant bulbs and the second year it flowers. Many onion varieties are available to the home gardener and most are relatively easy to grow. “Long day” varieties are planted in the early spring.

In some field crops, the fungus has caused dramatic losses and reduced yields. Once the crop has garlic rust disease, you need to resort to chemicals for a cure. Always follow the directions and use with proper safety precautions.Fungicides should not...

When sap no longer flows through the onion plant, growth stops and the onion will soon be ready to harvest and cure for storage.This is the easy part. Withhold water during this final ripening period.The technique for folding tops is totally up to you.

These insects are most active during spring, but continue their damage throughout fall before overwintering in nearby debris.freestar.queue.push(function() { googletag.display("div-gpt-ad-300x250-ATF-1"); });The trail of damage left by these pests can...

Any mechanical injury can introduce the spores to the onion but so can sunscald, freezing and bruising.Cure harvested bulbs in a single layer in a warm, dry location for at least 2 weeks before packing them for storage.

Even the experts often have to rely on laboratory tests for a definitive diagnosis. You can grow other crops in the area in the intervening years, but avoid members of the onion family, such asAvoid fertilizing with nitrogen after mid-season.

Control weeds, as pythium rot can live on weed roots.Don't use excessive nitrogen-based fertilizer. What to do about onion with pythium rot? Consider planting onions in raised beds, which may minimize impact of the disease.

Change the water daily to prevent bacteria.You may wonder how to keep onions so they last well into the cold winter months. This keeps air circulation flowing and you can just cut a knot off as you need a vegetable.Another method of storing garden onions...

The disease makes the onions become mushy and water soaked, causing damage on its own and also opening up a pathway for a host of other diseases and fungi to enter and break down the onion.