A Guide On How To Grow Onions In Texas

This is a guide on how to grow onions in Texas and how to maximize your harvest for this much-loved crop.

Onions are not only an important food crop but also a cash crop for many farmers in Texas. Onion production is also a great experience for home gardeners.  As a rule, we can say that all onions belong to two different species: *Allium cepa* and *Allium fistulosum*. They can be divided into many varieties, but in this guide, we will focus on general onion growing without any major type.

The onions in the United States are grown in the northern states like Texas, the Midwest, and New England. This guide will help you understand how to grow onions in Texas, how to grow them indoors or out, and when and where to harvest them.

How To Grow Onions In Texas

Choose An Ideal Location.

If you are looking to grow onions in Texas, the best place for this is the south side of Texas. This is where the climate is most suitable and the soil is best suited for onions. The soil needs to be well-drained, fertile and rich in nutrients. You can also use a water-retaining garden bed.

Select The Right Varieties.

There are two main varieties that can be used for growing onions in Texas: Bermuda and Red Spanish. The Bermudas have large bulbs and can produce many onions. They need plenty of space, sun, and well-drained soil. On the other hand, Red Spanish are smaller and grow very well in the heat. They are also resistant to drought.

Prepare Your Garden.

Once you have chosen your spot, it’s time to prepare the garden. If you are growing onions in Texas, you will need to prepare the soil first. For this, add compost or manure to the soil. This will make sure that the soil is well-balanced and ready to receive the onions. It will also help to improve its drainage.

Apply Fertilizer.

After you have prepared the soil, apply fertilizer. You can use a mixture of compost and manure. These will help to give the plants all the necessary nutrients they need.

Learn more about The Best Fertilizer For Hydrangeas

Sow Seeds.

Now that the soil is ready, it’s time to sow the onion seeds or plant the seedlings. Use a fine sowing tool to make a hole and drop the seeds. Then, cover them with about 1/4 inch of soil.

Cover With Soil.

After you have planted the seeds, cover them with soil. Make sure you have enough space between each seedling so that they don’t touch each other.

Water Your Garden.

After you have planted the seeds, water them regularly. This will help the seeds to grow into healthy and strong plants. You can use a soaker hose or sprinklers.

 What month do you plant onions in Texas

Leave The Onions You Grow.

Leave the onions in your garden until they are ready to be harvested. The leaves will provide shade for the rest of the plants, which is good for them. It also protects them from pests. When you harvest the onions, you will have a larger amount of usable onion bulbs. Don’t plant the same thing too close together. It’s tempting to put as many things as possible in one spot, but this is not the best way to grow a large garden.


Once the plants are fully grown, you can harvest them. Gather the onions as soon as they are ready. You can use a knife or a pair of scissors. Just make sure that you don’t leave any onions on the ground.

Drying Onions.

If you want to dry the onions, then you can use a dehydrator. Make sure that you don’t leave them in direct sunlight. This will cause them to spoil. Once they are fully dried, you can store them in an airtight container.

Read more about The Best Fertilizer For Hydrangeas

Caring For Your Garden.

After you have harvested your onions, you can begin caring for your garden. If you don’t take care of it properly, you might get a disease called scab. If you want to prevent this from happening, then you should cover your garden with a shade cloth. This will help to keep out the insects and the weeds. You can also use a spray to kill off the weeds. It will not hurt your plants at all.

Frequently Asked Questions

What month do you plant onions in Texas?

Planting times vary based on the variety of onions. For most onion varieties, spring and fall are good times to plant. Onions are easy to grow and produce a good crop because they are adaptable to a variety of soil types and growing conditions.

Can you grow onions from an onion?

Yes, you can grow onions from an onion. To do this, you must first remove the bulb from the onion and allow it to dry for about two weeks. When the onion bulb has dried, it can be planted in the garden or given a permanent place in a container or other area where it will not freeze. When planting an onion bulb, the roots should be separated from the stem. The stem can then be planted with the onion bulb so that it is supported by the stem.

How long do onions take to grow?

Onions generally take three to four months from seed to harvest. They generally require full sun and well-drained soil.  White onions are usually grown for their sweetness, while red onions are grown for their flavor. Red onions are usually used in cooking, while white onions are used in salads.

When to harvest onions in Texas?

In Texas, onions are harvested when they reach maturity. Most varieties of onions have a maturity period of between 90 and 120 days. Onions are usually harvested when the leaves begin to turn yellow and fall off. You can test your onions for maturity by pulling them up and looking at the base of the bulb. If the bulbs feel firm and have a clear layer of skin around them, then they are ready to harvest. Onions are most often stored in plastic bags in the refrigerator. Be sure to remove any bruised or damaged areas from the onion so that air cannot get inside and rot the onion.

Take Home

How to grow onions in Texas as discussed above is an easy process if only you provide the right growing conditions. But the most important thing is that you need to be patient for at least 3 to 4 months, in order to see the first harvest.  Why not try growing your own today?