Types Of 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?

In some parts of the U.S., onion maggots are without a doubt the most serious pest of plants in the onion family. The last generation attacks just before harvest. The insects have developed resistance to systemic insecticides.

Can be affected by the disease known as onion fusarium basal plate rot. Caused by a fungus that lives in the soil, the disease can be difficult to catch until the bulbs have developed and ruined by rot.

The best way to do this is to plant them in late summer or early autumn and let them grow through the winter. If your winters are very cold, it's also possible to start sweet onions indoors and transplant them out in the spring, though the bulbs will...

It's best not to wash them if storing is necessary. Some people find placing them in a damp paper towel works as well.When preparing scallions, be sure to trim off the roots and tip of the white stem as well as the top two inches of greenery.

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.

Check your onions daily, and if the top of the soil is dry to the touch, give them some water.Just because you have limited space doesn't mean that you need to limit what you grow.

Day-neutral onions, sometimes referred to as intermediate, form bulbs in any USDA zone. They require 14-16 hours of daylight and are usually grown in the northern regions with a USDA of zone 6 or colder.

If the onion has softened, other microbes may have taken the opportunity to invade along with the black mold, and these microbes could potentially produce toxins. Moldy onions are a common problem both before and after harvest.is a common cause of black...

How to store onion sets is as easy as 1-2-3.. Instead, consider using a semi-heated or connected garage, an attic or even an uninsulated closet.freestar.queue.push(function() { googletag.display("div-gpt-ad-300x250-ATF-1"); });Check the onion sets in...

However, there are steps you can take to prevent or slow the disease from spreading.in well-drained soil. Soggy soil promotes fungal disease and rot. Botrytis leaf blight on onions is most common on older leaves.Botrytis leaf blight on onions is most...

Therefore, the earlier you plant the seed (or plants), the bigger the onions you will grow. According to most onion info, the number of leaves the plant produces before the days get shorter determines the size of the onion.

When is planting and harvesting time for red onions? Stop watering the onion when around 10 percent of the tops begin to fall over. Space the plants 6 inches apart in furrows 12 inches apart.

Welsh onion plants are perennial in. Also known as spring onion, Welsh bunching onion, Japanese leek or stone leek, Welsh onion () is a compact, clumping plant cultivated for its ornamental value and mild, chive-like flavor.

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.Soft...

Ah, the noble onion. In high heat, full sun locations, it is not uncommon to see tips burn; however, providing shade does little to reduce the incidence of tip burn in onions.Providing the necessary nitrogen may increase the salt levels in soil, causing...

Growing spring onions is easy and because they take up so little space and have a shallow root system, the plants can be tucked in here and there in the garden or into containers.You can buy seeds for sowing or if you had a previous crop (or a friend...

The spores are usually released on to the wind or can spread by rain or overhead watering.Powdery mildew on onions is most prevalent in the hot, dry conditions of summer months that have followed cool, wet spring weather.

In late spring, fluctuation between warm days alternating with cool days may cause the plant to bolt, or flower.results in a lighter weight bulb with an increased risk of decay and a lower storage life.

Once the crop has garlic rust disease, you need to resort to chemicals for a cure. Over irrigating can also promote the formation of the spores that cause the fungal disease.The fungus appears as white to yellowish spots on the foliage and enlarge as...

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. However, if your goal is tofor the winter, rolling down onion tops encourages...

If your onion tops curl up, you may have a case of onion thrips. In addition to affecting onions, however, these pests have also been known to go after other garden crops including:and some types of flowers.

It will not only rot an infected bulb, but the disease spreads readily in storage situations.One onion with mushy rot can spoil an entire harvested crop. What is onion mushy rot? In white or yellow onions, the layers become darker.

The spores also travel from plant to plant on your hands, clothing and tools. The best course of action is to focus on next year's crop so that it doesn't happen again.freestar.queue.push(function() { googletag.display("div-gpt-ad-300x250-ATF-1"); });Here...

Eventually, water-soaked lesions develop on lower stems and onion bulbs. Nitrogen causes lush, tender growth that is more susceptible to infection.Fungicides may be effective when applied every two or three weeks, or any time rain continues for more than...

The length of time you can store onions will depend on variety and site conditions. Curing dries the outer skins of the bulb so it won't be as prone to rot and mold. Some bulbs can be stored for several months.

Onion neck rot is a serious disease that most commonly affects onions after they have been harvested. The wounds caused by onion botrytis also open the tissue up to infection from any number of other pathogens.freestar.queue.push(function() { googletag.display("div-gpt-ad-300x250-ATF-1");...