Radishes Microgreens


Health Benefits:


Growing information:


Best uses:

Everything You Need to Know About Radish Microgreens

For something so tiny, microgreens offer a wide range of benefits. Not only do they taste delicious, but they offer beautiful color, a nice crunch, and many health benefits. Radish microgreens are harvested a few days after germination, and although much tinier than full-grown radishes, as part of the Brassica family of vegetables they offer a myriad of health benefits and a satisfying peppery taste, just like full-grown radishes do.

Radish microgreens are a vibrant step on the road to a healthier diet. Unfortunately, they are fragile and some growing seasons in the county are very short, so this makes radish microgreens very expensive. Microgreens have gained popularity recently in kitchens across the country, and they are part of the whole food and plant-based trend.

Because of the many benefits of radish microgreens, growing your own at home is a great way to enjoy the benefits without a lot of worries. Microgreens are much easier to grow than you probably think, and with step-by-step instructions, you should be enjoying delicious, healthy, and satisfying radishes in no time.

  • How to grow
  • How to presoak
  • How long to germinate
  • How to grow in soil
  • How to grow hydroponically
  • How much/often to water
  • When to expose to light
  • When/how to harvest microgreen radish seeds
  • Radish microgreen health and nutritional benefits
  • How to use radish microgreen seeds/recipes

Step-by-Step Technique for Growing Radish Seeds

Radish microgreens are literally the fastest growing microgreens you could choose, and as such, these should be very easy and enjoyable to grow. There is definitely something to be said for a quick payoff!!

What type of seeds should I purchase?

Choosing strong and viable seeds is the first order of business. By going to a reputable seed grower, you will be able to find untreated and organic seeds. Because the span of time needed to grow radish microgreens is so short, any little imperfections in the seeds will be magnified.

Do I need to pre-soak radish microgreen seeds?

Yes, pre-soaking your radish microgreen seeds will help the seeds grow efficiently. The pre-soaking helps to loosen the shell so it can sprout easily.

How do I pre-soak radish seeds?

Although some people are intimidated by pre-soaking, it is really quite simple. With a few easy steps, you will get your seeds ready to sprout!

  1. Use cold water to wash the seeds.
  2. Let the radish seeds sit in the water for 8-12 hours. Be careful with the timing because if they get waterlogged they could rot.
  3. Drain and rinse the seeds.
  4. Soak the seeds a second time in warm water until tiny roots start to sprout.

Do I need to germinate radish microgreen seeds?

Germination is the process by which all seeds turn into vegetables, so yes radish microgreen seeds will germinate.

What is the preferred growing medium for radish microgreen seeds?

Radishes are not picky. That is why they are perfect for beginners and very easy to grow. A good rule of thumb is to use potting soil that will help the radishes grow.

How do I germinate and grow radish microgreen seeds in soil?

Radishes make for a perfect microgreen and are extremely easy and quick to grow. The payoff is nearly instantaneous.

  1. Place about one inch of potting soil in your clean plastic tray.
  2. Moisten it, being careful not to saturate it.
  3. Sow the radish microgreen seeds evenly. They are quite large so this will be easy to do.
  4. Cover the seeds with soil or a wet paper towel.
  5. Put the tray in a dark place, as germination takes place best in the dark.
  6. Spritz the seed with water as needed, usually once or twice a day.
  7. Radish microgreens germinate in 3-4 days.
  8. After your seeds germinate they need light, and a sunny window would be perfect. The light will turn any white or yellow leaves green, as leaves need light to create chlorophyll.
  9. Water the seeds as they grow.
  10. Harvest with a sharp blade or knife low on the stem, as this is how you will be able to highlight the radish’s vibrant colors.
  11. Be careful to harvest on time so that they do not grow past their prime and become woody and tough.
  12. Store your unwashed radish microgreens in a sealed unwashed container in the frig.

How much light and water do my radish microgreen seeds need?

Once the seeds start growing, water them once or twice a day. Make sure you do not drench the container or mold could grow and ruin the whole tray.

Your microgreen seeds will need 4-8 hours of sunlight a day. Natural sunlight is the best choice, but artificial lights will also work. Put the tray in a sunny window or use artificial light to help them grow. Microgreens also need darkness for at least 6 hours in order to perform photosynthesis and grow into the healthiest possible plants.

How do I grow radish seeds hydroponically?

Growing radish seeds hydroponically means that you do not use soil, but you only use water. Radish seeds respond very well to hydroponic growth, and there are added benefits because the radish microgreens are so delicate and you will not have to clean dirt off the fragile microgreens.

  1. Soaking the seeds before you plant them will make the growing process go more quickly.
  2. Plant the microgreens in a substrate such as a coconut coir inside a clean tray.
  3. Cover them for germination, which generally takes 2-3 days.
  4. After germination, bring the seeds out into the light and continue growing for 6-8 days until they are ready to harvest.
  5. Throughout this time, keep the tray wet so the seeds have plenty of water.

Radish Microgreen Nutrition and Health Benefits

As part of the Brassica family, radishes are sometimes forgotten when the extreme health benefits are discussed. But do not fear, the peppery taste denotes an extremely healthy microgreen that reduces the chances of strokes, cancer, and heart disease.

The health benefits of radishes cannot be overstated, and research from the University of Maryland shows that the microform stage of vegetables has between 4 and 40 percent the health benefits of the full-grown versions. Eating just a few ounces of microgreens can give you the health properties of cups of the full-grown vegetable.

Vitamin C

Vitamin C is a powerhouse found in radish microgreens and is known as an indicator of overall health.  This powerful antioxidant reduces oxidative stress, and can combat cancer, heart disease, and strokes. This helps people manage high blood pressure, fight inflammation, and protect their eyes from disease. Because the daily recommendation of Vitamin C is so high, and the density is higher in microgreens than in the adult radish, eating radish microgreens is a great way to meet the RDA for Vitamin C

Vitamin K

Vitamin K makes the proteins in your body that assist with blood clotting and building bones. Researchers also think that it helps improve the memories of older adults. Additionally, since it helps to prevent minerals in the blood, it helps your blood pressure to stay more regular.

Beta Carotene

Beta carotene is found in many vegetables, especially Brassica vegetables such as radish microgreens. It gets converted into Vitamin A in the human body and offers all of the health benefits of Vitamin A.

Vitamin A

Vitamin A is important for many bodily systems and is an important part of your immune system. Vitamin A promotes healthy skin, mucus membranes, and eyes.

Vitamin E

Vitamin E contributes to longer overall cell life and is known to help degenerative diseases like high blood pressure, heart disease, and hardening of the arteries.


Your body uses protein for a large variety of reasons. It boosts metabolism, lowers blood pressure, helps build muscle mass and strength, oxygenates red blood cells, and repairs tissues. Protein helps reduce your appetite and maintain your weight loss.


You probably already know that calcium helps you form strong bones, but it has so many other health benefits. It helps to keep a healthy heart, muscles, and nerves and fights diseases like cancer, diabetes, and high blood pressure.


Iron helps with energy and focus, and it is the kind of thing you notice only when you don’t get enough of it! In addition, iron assists with gastrointestinal processes, your immune system, and regulates your body temperature. If you need to get warm, eat your radishes!


Magnesium is a balm to your mind and helps fight depression and anxiety. Additionally, it is a strong anti-inflammatory and helps to prevent migraines.


Phosphorus helps your body figure out how to store energy, reduces pain and soreness after exercise, and helps filter out kidney waste. It has the important role of creating DNA and RNA, the building blocks of your body.


Potassium balances your body, helping with muscle contractions, nerve signals, and reducing both blood pressure and water retention. It also helps prevent strokes.

With this extensive list of health assets, along with the great taste and crunch of the microgreens, your body will thank you for growing radish microgreens.

Food Pairing

Speaking of great taste, the peppery crunch of radish microgreens can add depth of flavor to many dishes, from sauces and casseroles to salads and dips. Enjoy the recipes below to enjoy the plentiful assets of these versatile microgreens.

Extra Tips

As you have learned the basics of growing healthy radish microgreens, there are a few last tips to make them turn out great.

  1. Replace the soil you are using each time you grow a new crop, and wash out the trays. Even though radishes are not picky, you do not want to subject them to possible mold.
  2. Depending on the set up of where you are growing your radishes, a fan or extractor fan could be a great benefit to your plants. Air circulation will keep your seeds healthier.
  3. Radishes thrive in a temperature of 66-78 Fahrenheit. Use a thermometer to regulate the temperature for optimal growth.
  4. There are many other microgreen seeds you can grow such as basil, broccoli, and pea shoots, once you master the radish microgreens.

When you grow radish microgreens, don’t blink or you will miss the quick germination and unfurling leaves of these delicious peppery microgreens. What you won’t miss is the depth of taste and the beautiful colors of these delicate radish microgreens! By growing them yourself, you add to your health plan by taking more control of your food, and you reduce the environmental waste involved in farm, store, table vegetables.

If you have already tried your luck at growing radish microgreens, send us a photo or comment today!

Radishes Microgreen Health Benefits

Radishes Microgreen Nutrition

How to grow Radishes Microgreens