When To Grow Onions

Some companies modify a gene within the plant to produce sterile seeds. Many of the seeds or sets acquired from large seed production companies are hybrids,which means the seeds are a cross between two parent varieties chosen for specific characteristics.

Read on to get the answer to “why are my onions variegated.”are susceptible to their fair share of pests and disease as well as disorders. Most of the diseases are fungal or bacterial in nature, while disorders may be the result of weather, soil conditions,...

Find out about the identification and control of onion maggots in this article.Onion maggots are the larval form of a little gray fly that looks a lot like a common housefly except that it is only one-fourth inch long.

Warm soil temperatures favor the infection. Because the leaf symptoms only begin at maturity, by the time you notice the infection, the bulbs have already rotted.Treating onion fusarium rot isn't really possible, but good management practices can help...

They are heavy feeders and drinkers, so caring for sweet onions involves watering them frequently and applying regular fertilizer in the spring when the bulbs are forming. These onions tend to be hardy down to 20 F.

Generally, the younger the scallion, the milder the flavor. Scallions should be green, upright, and succulent whereas onions are ready for picking once they've turned yellow and flop over.freestar.queue.push(function() { googletag.display("div-gpt-ad-300x250-ATF-1");...

Onions infected with purple blotch become defoliated prematurely which compromises bulb quality, and lead to storage rot caused by secondary bacterial pathogens.When possible, use pathogen free seeds/sets.

It needs to be at least 10 inches deep, but should be several feet wide so that you'll be able to plant enough onions to make it worth your while.Many people have success growing onions in a tub.

This type of onion makes a great storage onion.form bulbs when exposed to 12-14 hours of daylight and are planted in the fall in mild winter climates and in early spring in northern climates.

Sometimes black mold destroys the whole bulb.is abundant on rotting plant material, and it's also plentiful in the environment, so you can't entirely eliminate exposure to this microbe.

Find a mesh type bag (like the bag your store bought cooking onions come in) and place the onion sets inside the bag.Hang the mesh bag in a cool, dry place with good air circulation.

However, there are steps you can take to prevent or slow the disease from spreading.in well-drained soil. The disease takes longer to develop when temperatures are cooler or warmer.freestar.queue.push(function() { googletag.display("div-gpt-ad-300x250-ATF-1");...

If your onions won't grow big, keep reading for more onion facts that can help you fix that.are good for us. Once these tops have completely faded and fallen over, onion plants can be pulled and left in the sun to dry for several days before storing in...

Red onions, there's no difference when growing red onions as opposed toin general. The question is, when is the right time to harvest red onions? Most gardeners plant onion sets, the second year small red onion bulbs, to hasten the maturation and harvest...

However, if your soil is poor or growth appears stunted, provide aPull an entire plant as needed when Welsh onions are 3 to 4 inches tall, or snip off pieces of leaves for seasoning soups or salads.As you can see, there's little effort involved when growing...

As the infection creeps in, the onion will appear water soaked. The infection gets into bulbs through wounds and damage. You can prevent infection in several ways, though:Avoid overwatering your onion plants, especially when it is hot out.Make sure your...

Both are more prevalent in early season crops, crowded stands and failure to rotate crops.Tip blight on onions is a named disease that stems from fungi.is just one fungus that starts out in the leaf tips, causing them to brown and wilt.

You can always thin them and then don't throw the thinnings away! Toss them into a salad or into a stir fry at the last moment of cooking.Care of spring onions thereafter is minimal.

It is also important to not overcrowd garden beds.Preventative fungicides which contain potassium bicarbonate, or just some kitchen. Using a products that do not specifically state this may not only be a waste of money but it could cause harmful side...

The terms are in reference to the length of daylight during the growing season in a particular area.freestar.queue.push(function() { googletag.display("div-gpt-ad-300x250-ATF-1"); });A “long day” onion variety quits forming leaves and begins to bulb...

The best time to treat is before you see the spores. The disease is contagious and passes from plant to plant, as the spores are splashed onto neighboring foliage or are air born through the crop.freestar.queue.push(function() { googletag.display("div-gpt-ad-300x250-ATF-1");...

Don't, however, step directly on the onion bulbs.freestar.queue.push(function() { googletag.display("div-gpt-ad-300x250-ATF-1"); });When the onion tops turn brown and the onions are easy to pull from the soil, it's.

Biological control of onion thrips generally includes the introduction of the pest's natural enemies such as. Pull the leaves apart and check under the leaf folds as well as near the base of the bulb.

This is because the disease is caused by a fungus,. Learn how to prevent this disease and save your stored Allium bulbs.are a prevalent ingredient in many recipes. In purple onions, the color becomes deeply purple-black.Severely affected onions will smell...

There is no method of treating diseases of onion, and you can't reverse the damage. 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.

Look for products registered for use against pythium root rot of onions.Use fungicides only when necessary; the pathogen may become resistant.Clean shoe soles after walking on infected soil.

And produce a tidy little crop with very little effort., they keep a long time if you store them properly. Onions should be kept where temperatures are 32 to 40 F. Some bulbs can be stored for several months.