Growing Microgreens in Trays: Efficient and Organized Cultivation

HomeGrowingGrowing Microgreens in Trays: Efficient and Organized Cultivation

Growing microgreens in trays: Growing microgreens in trays is a popular method as it allows for efficient space usage and proper root growth. Choose shallow trays with drainage holes and fill them with a seed-starting mix or growing medium. Scatter the seeds evenly on the surface, lightly press them into the medium, and mist with water. Keep the trays in a well-lit area with good air circulation and water regularly to maintain the desired moisture level.

Benefits of Growing Microgreens in Trays

You’ll reap a ton of benefits from growing microgreens in trays – not only is it space-efficient, but the trays can be reused and stacked for easy storage too!

One of the major advantages to growing microgreens in trays is that this method allows you to efficiently use limited space. Trays provide enough room for roots to grow properly without overcrowding, so you don’t have to worry about root competition or clumping.

Additionally, since the trays are stackable, they’re great for storing and keeping your crops organized. When it comes to water needs, growing microgreens in trays also provides a great advantage. Since each tray has its own drain holes at the bottom, you can easily keep track of how much water each crop needs and make sure they all get just enough moisture for optimal growth.

Furthermore, if one crop requires more or less light exposure than others, you can easily move it around within your setup as needed. In terms of cost-effectiveness, using trays is also beneficial because they can be used multiple times before needing replacement – plus they’re often cheaper than other materials such as pots or soil blocks.

This means that once you’ve invested in a few quality trays upfront, you won’t have to spend much money on replacements over time. Finally, when it’s time to harvest your microgreens crop after several weeks of growth and nurturing care into maturity – no matter how many varieties there are – harvesting will be quick and easy thanks to the efficient layout provided by the tray system!

Not only does this save valuable time during harvest day but also allows you more freedom when planning future crops since everything will remain neatly organized until then.

Choosing the Right Trays

When it comes to ensuring your microgreens are successful, choosing the right trays is key. There are a variety of tray sizes and materials available, depending on what type of soil you are using and how much light your plants need. Generally speaking, plastic trays with drainage holes are best for microgreens since they are lightweight and easy to move around. However, if you’re growing in soil that needs more water retention or in an area where extra light is needed for faster growth, wooden trays may be a better choice.

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The key is finding a tray size that will fit both your soil choice and light needs without taking up too much space. Another factor to consider when selecting trays is durability and reusability. Plastic trays are usually cheaper than wooden ones but won’t last as long, so it’s important to keep this in mind when making your purchase. Wooden trays can be reused several times but will require more maintenance due to their heavier weight and greater susceptibility to rot over time.

It’s also worth noting that most plastic trays come with stackable legs which make them easier to store when not in use. When deciding on the size of your tray, think about how many microgreens you want to grow at once and plan accordingly. If you want larger yields or multiple different kinds of greens in one tray, then going for larger sizes might be best but make sure that the weight doesn’t become unmanageable once everything is filled with soil! You don’t want any accidents due to the sheer mass of it all!

In addition, consider adding height layers between each tray if stacking them together; this will help ensure air flow throughout each layer without compromising on space efficiency. Ultimately, picking out the right kind of tray requires careful thought since it directly affects the success of your microgreen crop – choose wisely!

Preparing the Tray

Once you’ve chosen the best tray for your microgreens, preparing it for use is an important step. Studies have shown that with proper preparation, trays can be reused up to 10 times or more before needing to be replaced.

Before planting your microgreens in the tray, it’s important to make sure the surface area is free of weeds and pests or other contaminants. To do this, rinse the tray thoroughly with water and allow it to dry completely before using it.

Additionally, you should consider any lighting needs that may be required for your particular type of microgreen – some varieties require more light than others – and plan accordingly so that you can adjust the amount of light exposure as needed.

It’s also beneficial to line the bottom of the tray with a thin layer of soil mix or compost if possible. This will help keep moisture in while also providing additional nutrients for your plants as they grow. Make sure there are ample drainage holes on all sides of each tray so that excess water can escape without flooding your plants’ roots.

Finally, remember to always add fresh potting soil between batches so that you don’t risk transferring harmful bacteria from one batch to another.

Microgreens are incredibly versatile and easy to grow in trays but careful planning and preparation are key factors in achieving success when growing them indoors or out. With a bit of research into what kind of trays are available and understanding their various features such as weed prevention and light needs, you’ll have everything you need to get started on growing healthy microgreens right away!

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Planting the Seeds

Planting the seeds for your microgreens is a crucial step in ensuring healthy growth and harvest down the line. Depending on the type of seed you are using to grow your microgreens, it may be beneficial to pre-soak them prior to planting. Pre-soaking will help activate germination and speed up the process of growing.

After pre-soaking or not, spread an even layer of moistened soil in the tray, making sure that each area has an equal amount of moisture. Then, sprinkle your desired seeds onto the soil surface with precision and care. The depth at which you should plant your chosen seeds varies depending on the type but generally speaking it shouldn’t be too shallow or too deep; somewhere between ¼ inch – ½ inch below the surface should suffice.

Lastly, cover lightly with additional soil, pat down if necessary and mist regularly with water until sprouts appear.

Here is a visual representation of what was mentioned above:

  • Pre-soak seeds (if necessary)
  • Spread even layer of moistened soil in tray
  • Sprinkle desired seeds onto surface precisely
  • Plant at appropriate depth (¼ – ½ inch below surface)
  • Cover lightly with additional soil
  • Pat down if necessary
  • Mist regularly with water until sprouts appear

Once you have planted your desired seeds into their trays correctly, it is important to make sure they receive adequate light and moisture throughout their growth cycle. When purchasing lights for optimal growth, it is important to note that most types of microgreens do best under full spectrum lighting such as fluorescent bulbs or LED’s for 14-16 hours per day without any breaks or interruptions.

Additionally, make sure that you keep monitoring moisture levels so that neither overwatering nor underwatering occur during this process as either can lead to poor yields and unhealthy plants overall.

Finally, when done correctly planting microgreens in trays can create efficient space usage while also promoting proper root development over time – leading to successful harvests! Plus, since these trays are reusable, they can easily be stacked away for easy storage when not in use – allowing for more room in your home or workspace!

Caring for the Microgreens

Caring for your microgreens can be rewarding and even therapeutic, giving you a sense of satisfaction and accomplishment as they thrive! Proper watering techniques are key to keeping your microgreens healthy. Watering should be done in small amounts using a spray bottle, ensuring the soil is evenly moist but not soggy. To ensure you don’t overwater, wait until the top layer of soil is dry before applying more water.

It’s important to provide adequate light to your microgreens. If you’re growing indoors, place them near a window that gets plenty of sunlight throughout the day. You can also use artificial lighting for about 16 hours each day if natural light isn’t available. It’s best to keep your trays on a timer so that you always have consistent lighting schedules for your plants.

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Lastly, make sure to rotate or flip trays regularly so that different parts of the tray get an equal amount of light exposure without leaving one side in perpetual shade. This will help promote uniform growth in all areas of the tray and result in healthier plants overall! Microgreen trays are easy to store when not in use; simply stack them on top of each other and store away until needed again!

Harvesting the Microgreens

Harvesting your microgreens is the most exciting part of the process, so grab your scissors and get ready to reap the rewards of your hard work! Generally, you should wait until they reach a height between 1-3 inches. However, for some delicate greens like pea shoots or sunflower sprouts, it’s best to harvest them when they’re just a few inches tall.

When harvesting from trays, use sharp scissors and snip off the tops of the plants just above soil level. Be sure not to damage any lower leaves or stems as you cut.

For maximum freshness and flavor, it’s important that you transfer harvested microgreens from their growing tray to an airtight container immediately after cutting. This will help prevent moisture loss and maintain their crisp texture and vibrant flavor.

It’s also important to store them in a cool dark place such as a refrigerator where temperatures range between 32-41°F (0-5°C). If stored correctly, microgreens can remain fresh for up to two weeks.

In addition to transferring them into airtight containers after cutting, there are other post-harvest storage techniques that can be used to prolong shelf life. These include blanching (immersing briefly in boiling water), freezing (for longer-term storage), or drying for certain varieties such as basil or oregano.

Blanching has been shown to increase shelf life by reducing potential spoilage organisms while still preserving color and flavor attributes of the greens. Freezing also helps retain nutritional content but may result in slight changes in texture upon thawing. Drying will allow herbs like basil or oregano to be stored long-term with minimal nutrient loss compared with other methods like freezing or blanching.

No matter which method you choose for post-harvest storage of your microgreens, proper care will ensure maximum freshness and flavor for future meals! To avoid wilting during transport from the garden plot or indoor grow area, wrap harvested microgreens carefully in paper towels before transferring them into airtight containers–this will absorb excess moisture while still allowing oxygen flow around stems and leaves, which helps prevent mold formation on delicate crops like mizuna or arugula during transport and storage at home.

Kathy Turner
Kathy Turner
Kathy Turner is the founder of, a popular blog dedicated to helping people become master microgreen growers. Kathy is passionate about helping others learn how to grow the healthiest, most nutrient-rich microgreens. She believes that with the right knowledge and resources, anyone can become a successful microgreen grower. Learn more about Kathy by viewing her full Author Profile.

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