Seedlings demand steady moisture and enough space to thrive. Too little water or crowded soil affects growth quickly. Choosing a reliable grow tray ensures water distribution, keeps roots safe, and turns daily care into a smoother, more satisfying task.
No more worrying about soggy roots or cramped seedlings. Whether you’re growing herbs, flowers, or vegetables, having a reliable tray helps your plants thrive from the start. In this article, I’ll share some of the best grow trays that can simplify your seed-starting journey. Keep reading to find the perfect one for your garden and watch your seedlings flourish with less hassle.
1. Gardzen 5-set Seed Starter Tray Kits

The Gardzen 5-Set Seed Starter Tray Kits are perfect for gardening enthusiasts who want to start their seeds indoors, whether for home gardens, greenhouses, or small-scale farming. Ideal for both beginners and experienced gardeners, this kit provides a reliable and efficient way to germinate seeds in a controlled environment, ensuring healthy plant growth from the very beginning. If you are looking to maximize your seed starting success with durable and well-designed trays, this product is an excellent choice.
Pros:
- Includes 200 cells allowing for extensive seed starting and variety.
- Comes with humidity vented domes to regulate moisture and air circulation effectively.
- Made from durable materials ensuring long-lasting use.
- Clear color design helps monitor seedling progress without removing the dome.
- Compact dimensions (14.5 x 9.0 x 1.85 inches) make it ideal for indoor use and greenhouses.
Cons:
- Trays may require careful cleaning after each use to maintain hygiene.
- The 1.0-pound weight might be slightly cumbersome when handling multiple trays at once.
The Gardzen Seed Starter Tray Kits feature a thoughtful design tailored to optimize seed germination. With their durable construction, these trays withstand repeated use, supporting sustainable gardening practices. The inclusion of humidity vented domes allows users to control the moisture levels, which is crucial for seed germination and preventing mold growth. The clear trays provide excellent visibility, enabling gardeners to monitor seedling progress without disturbing the environment inside the dome.
Additionally, the trays’ size and cell count offer versatility for starting a wide variety of seeds simultaneously, making it easier to manage different plant species. Whether you are cultivating herbs, flowers, or vegetables, these kits help provide ideal conditions for healthy and vigorous seedlings. Their compact design is suited for indoor gardening setups, greenhouses, or even small balcony gardens, providing convenience and efficiency to gardeners of all levels.
To buy this product, click here.
2. Mr. Pen Plastic Growing Trays

The Mr. Pen Plastic Growing Trays, 5Pack are perfect for gardening enthusiasts, hobbyists, and professional growers who need a reliable solution for starting seeds, propagating plants, or growing microgreens. Ideal for those who want an organized and efficient way to nurture seedlings or young plants, these trays provide a sturdy and spacious environment to promote healthy growth.
Pros:
- Durable black plastic construction ensures long-lasting use and resistance to wear and tear.
- Generous dimensions of 17×10 inches and a height of 2.4 inches offer ample space for multiple seedlings or microgreens.
- Lightweight design at just 1.0 pound makes handling and transporting easy.
- Multipack of 5 trays provides great value and convenience for large-scale planting or sequential growing cycles.
- Designed specifically as seedling starter trays, promoting optimal seed germination and root development.
Cons:
- Black color may absorb heat if used in direct sunlight, potentially affecting delicate seedlings.
- Plastic material may not be biodegradable, raising environmental concerns for eco-conscious users.
The Mr. Pen Plastic Growing Trays offer a practical solution for anyone looking to start plants from seeds efficiently. Their robust construction and well-thought-out size make them suitable for various applications, including seed starting, propagation, and microgreens cultivation. The trays’ design ensures adequate drainage and root aeration, which are crucial for healthy seedling development.
By using these trays, gardeners can enjoy a more controlled growing environment that supports faster germination and stronger plants. Their lightweight and stackable nature also make storage and handling effortless, allowing users to maintain an organized growing space. Overall, these trays serve as a versatile and cost-effective tool for both amateur and experienced growers seeking to enhance their planting success.
To buy this product, click here.
3. Burpee Superseed Seed Starting Tray

The Burpee SuperSeed Seed Starting Tray is ideal for gardeners who want to start their vegetable, flower, or herb seeds indoors with ease and efficiency. Whether you are a beginner gardener or an experienced green thumb looking to nurture deep-rooted seedlings, this reusable and dishwasher-safe tray offers a reliable solution for controlled germination and healthy plant growth. Its compact size and practical design make it perfect for those with limited space who desire a convenient indoor growing kit.
Pros:
- Contains 16 XL cells providing ample room for deep-rooted seedlings to develop strong roots
- Made from durable, reusable, and dishwasher-safe green plastic for easy cleaning and long-term use
- Compact dimensions (11.5 x 10.5 x 2.5 inches) ideal for indoor gardening spaces
- Supports a variety of seeds including vegetable, flower, and herb seeds
- Designed by trusted Burpee brand known for quality gardening products
Cons:
- May require additional heating mats or grow lights for optimal seed germination in low-light environments
- Cells are relatively large, which might not be suitable for very small seed varieties
- Tray does not include a humidity dome, which some users may prefer for moisture retention
The Burpee SuperSeed Seed Starting Tray features 16 extra-large cells, allowing seedlings to grow deep and develop strong root systems without overcrowding. This design is particularly beneficial for plants that require ample root space to thrive. The tray’s reusable and dishwasher-safe construction makes maintenance hassle-free, encouraging sustainable gardening practices. Its vibrant green color adds a touch of freshness to any indoor growing area.
Measuring just over 11 inches in length and 10 inches in width, the tray fits comfortably on windowsills, shelves, or small greenhouse spaces. This makes it an excellent choice for urban gardeners or anyone with limited room. The tray’s versatility supports starting a wide range of seeds, offering gardeners the flexibility to cultivate their favorite vegetables, flowers, or herbs from the comfort of their home. Overall, the Burpee SuperSeed Seed Starting Tray combines convenience, durability, and thoughtful design to enhance your seed-starting experience.
To buy this product, click here.
4. 10 Plant Growing Trays

The 10 Plant Growing Trays (No Drain Holes) – 20″ x 10″ by Living Whole Foods are ideal for avid gardeners, indoor plant enthusiasts, and anyone looking to start seedlings or grow microgreens and wheatgrass efficiently. These trays are perfect for those who prefer soil or hydroponic gardening methods and need a versatile, durable solution for their planting needs.
Pros:
- Made from sturdy black material ensuring durability and long-lasting use.
- Compact 20″ x 10″ size fits well in various indoor gardening setups.
- No drain holes, making it suitable for hydroponic systems and soil-based growing.
- Lightweight design (0.000625 pounds) for easy handling and transport.
- Multipurpose use for seedlings, microgreens, wheatgrass, and more.
Cons:
- No drain holes may require careful water management to avoid overwatering.
- Limited to smaller-scale gardening due to tray dimensions.
These plant growing trays offer a versatile and practical solution for gardeners who want to start seeds or grow plants indoors. The absence of drain holes makes them uniquely suited for hydroponic gardening, allowing water to stay contained, which is excellent for controlled growth environments. Their durable black construction not only provides a sleek look but also ensures that the trays can withstand repeated use without cracking or warping.
The size of each tray, measuring approximately 20″ by 10″, is perfect for placing on windowsills, shelves, or grow racks, making efficient use of limited space. Whether you are growing delicate seedlings or fast-growing microgreens and wheatgrass, these trays provide a stable and secure environment for healthy plant development. Their lightweight nature allows easy movement and rearrangement, ensuring you can optimize your indoor garden setup with ease.
To buy this product, click here.
5. Mixc Seedling Trays Seed Starter Tray 5-pack

The MIXC Seedling Trays Seed Starter Tray is perfect for gardening enthusiasts, hobbyists, and professional growers looking to start seeds efficiently. Ideal for those who want a compact, organized, and effective way to germinate seeds, this product suits individuals with limited space who desire healthy seedlings to transplant into their gardens or greenhouses.
Pros:
- Five-pack set provides ample seed-starting capacity with a total of 200 cells.
- Humidity vented domes help regulate moisture and airflow for optimal seed germination.
- Durable green trays made from sturdy materials ensure long-lasting use.
- Compact dimensions (14.57 x 9.02 x 5 inches) save space while allowing enough room for healthy root development.
- Lightweight design (2.6 pounds) makes handling and transport easy.
Cons:
- The plastic trays may require careful cleaning to avoid mold buildup.
- Limited to seedlings that fit within the 40 cells per tray layout, which may not suit larger plants.
The MIXC Seedling Trays Seed Starter Tray kit features five individual trays, each with 40 cells, allowing gardeners to start a large number of seeds simultaneously. The included humidity vented domes create a mini greenhouse environment that maintains optimal moisture levels, reducing the need for frequent watering and promoting faster germination. The vibrant green color not only adds aesthetic appeal but also helps in identifying the trays easily in your gardening setup.
Designed with both beginners and seasoned gardeners in mind, these trays provide a reliable base for nurturing seedlings. Their compact size fits comfortably on windowsills, shelves, or garden benches, making them versatile for indoor and outdoor use. The sturdy build ensures that the trays can be reused season after season, providing excellent value for those invested in growing plants from seed to maturity.
To buy this product, click here.
6. Bonviee 5-pack Seed Starter Tray Seedling Kits

The Bonviee 5-Pack Seed Starter Tray Seedling Kits are perfect for gardening enthusiasts, beginners, and anyone interested in growing plants indoors. Ideal for those who want to start seeds efficiently and nurture seedlings in a controlled environment, this kit is especially beneficial for urban gardeners or people with limited outdoor space. If you are looking for a compact, easy-to-use solution to propagate your seeds, this plant starter kit with an adjustable humidity dome is an excellent choice.
Pros:
- Includes 5 trays with 12 cells each, offering ample space for multiple seedlings.
- Adjustable humidity dome helps maintain optimal moisture levels for seed germination.
- Compact indoor greenhouse design allows for easy placement in small spaces.
- Durable black base provides sturdy support and is easy to clean.
- Lightweight and portable, weighing only 0.74 pounds for convenience.
Cons:
- Limited to smaller seedlings due to cell size.
- Plastic material may require careful handling to avoid cracks.
The Bonviee Seed Starter Tray features a thoughtful design with 12 cells per tray, allowing gardeners to start multiple plants simultaneously. The adjustable humidity dome creates an ideal microenvironment that promotes faster germination by retaining moisture and warmth. This feature is particularly beneficial for users who want to ensure high seedling success rates without constant monitoring. Its compact size and lightweight construction make it suitable for indoor use on windowsills, countertops, or small garden spaces.
Additionally, the sturdy black base provides stability and ensures that the trays can be stacked or moved without risk of damage to seedlings. The easy-to-clean surface simplifies maintenance, making it a practical choice for repeat use. Overall, this mini propagator is designed to support healthy early-stage plant growth, making it a valuable tool for hobbyists and serious gardeners alike who want to maximize their seed-starting efforts efficiently.
To buy this product, click here.
7. 10 Plant Growing Trays

The 10 Plant Growing Trays with Drain Holes are ideal for avid gardeners, indoor plant enthusiasts, and anyone interested in starting seeds, growing microgreens, wheatgrass, or experimenting with soil or hydroponic gardening. These trays are perfect for those seeking a versatile and efficient way to nurture seedlings and young plants in controlled environments.
Pros:
- Durable black trays made by Living Whole Foods for long-lasting use.
- Each tray measures 20″ x 10″, providing ample space for multiple seedlings.
- Equipped with drain holes to prevent overwatering and promote healthy root growth.
- Suitable for both soil and hydroponic gardening methods.
- Lightweight design with a height of approximately 0.93 inches for easy handling and stacking.
Cons:
- May require additional trays or covers for optimal humidity control in some indoor settings.
- The black color might absorb heat if placed in direct sunlight, potentially affecting delicate seedlings.
These plant growing trays are designed to streamline the seed starting process with their thoughtful dimensions and built-in drainage. The drain holes ensure excess water escapes, preventing root rot and fostering a healthy growing environment. Whether you are cultivating seeds for your garden or growing microgreens indoors, these trays provide a reliable foundation to support early plant development.
Crafted by Living Whole Foods, the trays combine durability with practicality. Their lightweight and compact size make them easy to move and store, while the versatility in using soil or hydroponic setups allows gardeners to explore different cultivation techniques. Overall, these trays help users enhance their gardening efficiency and increase seedling survival rates.
To buy this product, click here.
8. Blumway Seed Starter Tray

The BlumWay Seed Starter Tray with Grow Light is ideal for avid gardeners, indoor plant enthusiasts, and anyone looking to start seedlings efficiently at home. Whether you’re a beginner or an experienced gardener, this kit is perfect for those who want to ensure healthy plant germination with controlled light and humidity conditions. If you seek a compact and reliable solution to kickstart your indoor garden, this product is designed for you.
Pros:
- Includes 2 pack 80 cells seedling trays for ample planting space.
- Equipped with an adjustable brightness grow light to optimize plant growth.
- Comes with a humidity dome to maintain ideal moisture levels for seedlings.
- Compact and lightweight design (Height: 4.72 inches, Width: 14.96 inches, Length: 9.45 inches, Weight: 1.1 pounds) fits easily on indoor shelves or countertops.
- Durable and reusable construction from the trusted BlumWay brand.
Cons:
- The green color may not suit all aesthetic preferences.
- Limited to indoor use, may not be suitable for outdoor gardening.
The BlumWay Seed Starter Tray kit offers a comprehensive solution for nurturing seedlings by combining a high-capacity tray and a built-in grow light with adjustable brightness. This feature allows users to simulate optimal sunlight conditions indoors, promoting stronger and healthier plant growth. The inclusion of a humidity dome helps maintain consistent moisture levels, critical for seed germination and early growth stages, reducing the need for frequent watering.
Designed with convenience in mind, the trays are lightweight and compact, making them easy to move and fit in various indoor spaces. The durable construction ensures long-term use, making it a cost-effective investment for gardeners. Overall, this starter kit empowers users to control the growing environment, leading to higher success rates in seedling development and a thriving indoor garden.
To buy this product, click here.
Frequently Asked Questions
What Are The Best Grow Trays For Seedlings?
The best grow trays for seedlings include Gardzen 5-Set, Mr. Pen 5-Pack, and Burpee SuperSeed trays. These trays offer durability, adequate cell count, and humidity domes for optimal seed germination and indoor gardening success.
How Do Humidity Vented Domes Help Seedling Trays?
Humidity vented domes maintain moisture and airflow, preventing mold and promoting healthy seed growth. They create a greenhouse effect, speeding up germination and protecting delicate seedlings in trays like Gardzen and MIXC sets.
Can Grow Trays Be Used For Hydroponic Gardening?
Yes, certain trays like the 10 Plant Growing Trays without drain holes are ideal for hydroponic setups. They hold water efficiently and support seedlings or microgreens growth without soil, making them versatile for various gardening methods.
Are Seed Starter Trays Dishwasher Safe?
Some trays, such as Burpee SuperSeed Seed Starting Trays, are reusable and dishwasher safe. This feature ensures easy cleaning and sanitation, reducing disease risk and extending the tray’s lifespan for multiple planting seasons.
What Size Grow Trays Are Best For Seedlings?
Grow trays sized around 17×10 to 20×10 inches, like Mr. Pen and 10 Plant Growing Trays, provide ample space for seedlings. These sizes support root development and fit well in indoor gardening spaces or greenhouses.
Why Choose Trays With Adjustable Brightness Grow Lights?
Trays like BlumWay Seed Starter Kits include adjustable brightness grow lights that enhance photosynthesis. This feature supports seedling growth indoors by providing optimal light intensity and duration, improving plant health and development.
Conclusion
Choosing the right grow tray can make seed starting easier and more successful. These trays vary in size, shape, and features like humidity domes or drainage holes. Some trays work well for small seeds, while others suit larger seedlings or hydroponic setups.
Durable materials and reusable designs help save money and reduce waste. Using the right tray helps seedlings grow strong and healthy. Whether you garden indoors or in a greenhouse, these trays offer good support for young plants. Think about your space, seed types, and watering needs when picking a tray.
Investing in quality seed trays sets a solid foundation for your garden’s future. Good trays mean better root growth and less transplant shock. Start with the best tools, and your seedlings will thrive with less effort. Seedling success often begins with the right grow tray choice.


