10 Best Large Seed Trays For Seedlings in The UK

Last updated on 12/08/2025

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9.9

Exceptional

EarlyGrow

EarlyGrow MPL50040/S/5 Heavy Duty Large Seed or Gravel Tray 58 x 38 x 9.5 Centimetres - Pack of 5 - Black

Why We Love It

Durable, robust design for longevity.
Versatile uses for home gardening.
Cost-effective solution for storage.

Main Highlights

EarlyGrow Large Seed or Gravel Trays are ideal for various uses in and around the home and garden, such as germination trays ideal for cell cavity inserts, storage solutions, tidy trays, pet litter trays and any other tray, tidy or storage solution you can think of
Made in the UK the EarlyGrow Large Seed or Gravel Tray is made from a robust injection moulded plastic to withstand bumps knocks and drops, lasting many years with care
The EarlyGrow Large Seed or Gravel Tray comes without drainage holes, however drill-able holes are marked should the user wish to drill holes themselves, particularly ideal when allowing for the uptake of water for growing plants
This pack comes with 5 EarlyGrow Large Seed or Gravel Trays, suitable for a cost-effective and affordable solutions for germination or storage
EarlyGrow Large Seed or Gravel Trays are approximately 58 x 38 x 9.5 Centimetres in size and are available in black

e Dukan 98cm Large Plastic Grow Bag Trays for Garden Plant Pots, Propagation & Seedling Trays – Heavy Duty Waterproof Drip Tray for Indoor Outdoor Gardening, Greenhouse & Hydroponic Use (4)

Why We Love It

Ample space for all gardening needs.
Durable design for heavy loads.
Deep tray prevents spills effectively.

Main Highlights

Measures 98cm (L) x 40cm (W) x 6cm (H), offering ample space for grow bags, pots, seed trays, and hydroponic setups.
Rigid plastic to support heavy loads and long-term use in greenhouses or outdoors.
Deep tray design prevents spills and contains water, soil, and debris—ideal for watering and propagation.
Perfect for indoor and outdoor gardening, seed starting, potting, greenhouse staging, and hydroponic systems.
Strong, reusable construction that rinses clean after use—ideal for repeated gardening tasks.

YAUNGEL Seed Trays, 10 Pack 120 Cells Propagator with Heightened Lids, Growing Thicken Seedling Starter Growing Trays with Adjustable Window for Greenhouse & Gardens, Green

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Why We Love It

Ample room for diverse growth.
Made with durable, thick material.
Provides total growing control.

Main Highlights

Upgrade Heightened Lid: Increased the height of the lid to provide ample room for flowers, vegetables, fruits, herbs and other plants to grow. It is not only suitable for seed germination but also suitable for plant cutting germination. The tender plants can stay longer time in the seed starter tray.
Thicken 0.8mm Material: Compare with other 0.5mm plastic material, our seed trays use 0.8mm PVC material for reusable, durable and not easily broken.
Unique Design: Adjustable window let you can adjust the inner humidity from 50%-100% to meet your needs. Transparent seed stray lets you keep an eye on the growth. Drain holes at bottom for better drainage. So you have total control over the growing process.
Perfect Size for Seed Starting: Each cell measures 3.7x3.7x5.5cm, total 120 cells, suitable for small seeds, such as flowers, vegetables, fruits, tobacco and other plants. The mini greenhouse is suitable for balconies, terraces and windowsills.
Compatible with Heat Mat & Plant Light: Can be uses long-time in the temperature range below 48°C. A great way to foster a beautiful and healthy garden. YAUNGEL propagator comes with 20 plant labels & 2 small garden tools. Good helper for planting and breeding seedlings.

Muddy Hands Extra Large High Dome Propagator Garden Greenhouse Plant Seedling Seed Germination Tray with Lid (With Drainage Holes)

Why We Love It

Durable due to heavy-duty plastic.
Promotes year-round plant propagation.
Temperature and pest control feature.

Main Highlights

Made from heavy duty plastic
Propagate and germinate all year round with this grow system
Functional grow tray with drainage holes at the bottom for optimal aeration and a transparent grow lid with unique ventilation for healthy growth.
The lid is equipped with a handy valve enabling you to regulate the air supply and adjust the temperature. It also prevents pests from getting to your young plants and seeds.
Size: Length: 58.5cm - Width: 41cm - Height: 22.5cm

BTONGE Upgrade 5 Set Seed Trays with Grow Light for Plants, Propagator Trays with Heightened Lids, LED Full Spectrum Sunlike White Plant Lights, Germination Seedling Starter Kit-USB Powered

Free Shipping

Why We Love It

Full-spectrum plant light included.
High-quality, reusable materials.
Adjustable humidity and temperature.

Main Highlights

Upgrade LED Seedling Germination Box- In order for your seedlings to grow better, the top switch of the BTONGE planting germination box has been upgraded to a full-spectrum waterproof plant light with 4 leds. It can be used as the temperature and humidity adjustment switch of the seeding box, and as a plant lamp to provide light for your plants.
Excellent Quality and Reusable - The entry seedling trays kit is made of high quality PP material, with high strength, durable thickening, tear resistance, non-deformation, high transparency, easy to observe, and can be reused many times. Perfect for gardening enthusiasts and gardeners. It is versatile and can also be used with fibre pots and peat blocks. Suitable for homes, farms, courtyards, balconies, etc.
Full Spectrum Growth Lamp- Our plant growth lamps have a full spectrum of artificial light sources, strong and uniform light. Similar to sunlight, it's great for growing light and supplementary light. Plant light has 4 LED, USB powered (adapter not included). In indoor, greenhouse or plant lab, plant light can replace natural light and promote plant growth.
Heightening, Humidity Adjustment and Drainage Design - This seed propagation box increases the height of the lid from 11 cm to 16 cm . seeding plants have more room to grow. Top adjustable humidity and temperature switch. Keep the seedlings moist, reduce evaporation, allow heat to penetrate easily, and keep the soil temperature constant. The holes of the cell tray can drain excess water and prevent root rot.
Seed Seedling Set-5 sets of seed germination boxes (including 12-cell insert tray, transparent cover, LED plant light switch, base tray) In addition, there are 10PCS plant tags and 2PC seedling tools. Ideal for indoor growing and centralized plant management. seed propagators with lids are not only suitable for seed germination, hydroponics, but also for cutting germination.

Muddy Hands Large Deep Root Trainer Seed Seedling Cell Plug Plant Cultivation Tray (4, 60 Cell)

Main Highlights

Strong & robust design
The rootrainer workhouse - suitable for nearly all plants, shrubs, trees, fruit and vegetables
Encourages optimum root formation including strong, straight roots which is a fundamental requirement of a healthy and successful growth
Re-usable with a long life span
Size: Overall tray size: Length: 53cm - Width: 30cm - Height: 13.4cm – Individual cell size: Width: 4.5cm – Height: 13.4cm

Yard Yard 200 Cells Seedling Plug Trays - 20 PCS Reusable Seed Starter Container for Nursery Growing Plants Propagation Germination 28x13cm/ 11x5 inch GP02A20

8% OffFree Shipping

Why We Love It

Wide application for seeds.
Perfect size for trays.
Eco-friendly and reusable.

Main Highlights

🌱【WIDE APPLICATION】- Each cell can hold 100cc of soil. 2+1 bottom hole combines efficient ventilation and drainage. Suitable for most primary seeds, micro plants, herbs, salad leaf hydroponics, etc. Perfectly used as growing trays in greenhouses.
📐【PERFECT SIZE】- With dimensions of 28x13x6 cm/11x5x2.3in, which fits most gardening trays or transfer trays. Each 1020 trays(10x20inch) can hold 4 of this cell tray.
☕【EASY REPLACEMENT】- Just right thickness brings a soft touch and extensibility. That makes you replace soil or transfer seedlings easier.
♻【ECO-FRIENDLY & REUSABLE】- Made of quality modified BPA-free PS material. Strong carrying capacity. Environmentally friendly, durable and reusable. Tips. newly produced items may got a bit smells.
💁【THOUGHTFUL SERVICE】- Please contact us if there are damaged items or other issues that don't meet your satisfaction. We will try our best to ensure your shopping experience.

Muddy Hands Pack of 6 - Heavy Duty Plastic Seed Trays Garden Greenhouse Seedling Growing Germination Tray (Come With Drainage Holes)

Why We Love It

Ideal for diverse plant types.
Economical and practical use.
Ensures healthy plant growth.

Main Highlights

Give your plants a helping hand with our essential seed trays
Represent one of the most economical containers in which to grow many types and varieties of plants
Ideal for use with cell packs or seed tray inserts
Come with drainage holes
Tray Size: Length: 38.5cm - With: 23cm - Height: 6cm

MIXC Seed Trays, 10 Pack 120 Cells Seed Trays for Seedlings Reusable Seed Trays with Lids Propagator Tray Growing Starter Tray, Germination Trays Kit Plastic for Greenhouse/Garden Green

15% OffFree Shipping

Why We Love It

Eco-friendly and recyclable material.
Uninterrupted plant growth observation.
Optimal design for plants.

Main Highlights

🌿【Eco-Friendly Seedling Pots】Our seedling pots are made from high-quality PET plastic, which is not only durable and sturdy but also environmentally friendly. Unlike traditional plastic materials, PET plastic is fully recyclable, reducing waste and promoting sustainability.
🌿【Ideal for Plant Growth Observation】The clear plastic trays of this seed growing kit are the only design available in the market that makes it easy to observe your plants without interrupting the process. You can easily monitor the growth and development of your plants without disturbing their natural environment.
🌿【Updated Design for Optimal Plant Starting】Our 12-cell seed tray inserts come with a drain hole at the bottom of each cell, ensuring proper drainage and providing an ideal growing environment for your plants. It is reusable and perfect for fostering a beautiful and healthy garden.
🌿【Versatile and Practical】Our propagating trays with lids are suitable for small seeds like flowers, vegetables, fruits, tomatoes, and other plants. They are perfect for family planting and offer an enjoyable and fun experience for the whole family.
🌿【Size and Packaging】Each cell is 1.5 inches in length and 1.5 inches in width. Each set includes 10 seed trays, 10 watertight base trays, 10 humidity domes, and 10 plant labels (a must-have for seedlings). Get your hands on this complete package for a healthy and thriving garden.

YAUNGEL Seed Trays, 6 Pack 72 Cells Propagator Growing Thicken Seedling Starter Growing Trays with Clear Lids/Adjustable Window for Greenhouse & Gardens, Green

16% OffFree Shipping

Why We Love It

Thickened material ensures durability.
Adjustable features offer control.
Perfect for planting beginners.

Main Highlights

Thicken 0.8mm Material: Compare with other 0.5mm plastic material, our seed trays use 0.8mm PVC material for reusable, durable and not easily broken.
Unique Design: Adjustable window let you can adjust the inner humidity from 50%-100% to meet your needs. Transparent seed stray lets you keep an eye on the growth. Drain holes at bottom for better drainage. So you have total control over the growing process.
Perfect Size for Seed Starting: Each cell measures 3.7x3.7x5.5cm, total 72 cells, suitable for small seeds, such as flowers, vegetables, fruits, tobacco and other plants. The mini greenhouse is suitable for balconies, terraces and windowsills.
Compatible with Heat Mat & Plant Light: Can be uses long-time in the temperature range below 48°C. A great way to foster a beautiful and healthy garden.
Cover All You Need: The best choice for planting beginners. You will get 6 x seed tray, 6 x watertight base tray, 6 x lid with adjustable window, 20 x plant labels, 2 x small garden tools.

9.1

Superb

Save 16%

We scanned 1965 products

We reviewed these offers relevant to the Large Seed Trays For Seedlings within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like EarlyGrow, e Dukan, YAUNGEL, Muddy Hands, BTONGE, Yard Yard, MIXC, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Large Seed Trays For Seedlings in the market, we considered we took a deep dive into 9826 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is EarlyGrow MPL50040/S/5 Heavy Duty Large Seed or Gravel Tray 58 x 38 x 9.5 Centimetres - Pack of 5 - Black. We love many things about this product by EarlyGrow. What sets it apart from the competition is Durable, robust design for longevity. , Versatile uses for home gardening. , Cost-effective solution for storage. .
The best value product for most shoppers and where user satisfaction is continuously the highest is e Dukan 98cm Large Plastic Grow Bag Trays for Garden Plant Pots, Propagation & Seedling Trays – Heavy Duty Waterproof Drip Tray for Indoor Outdoor Gardening, Greenhouse & Hydroponic Use (4) by e Dukan based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Large Seed Trays For Seedlings and the best cost-to-value ratio is YAUNGEL Seed Trays, 6 Pack 72 Cells Propagator Growing Thicken Seedling Starter Growing Trays with Clear Lids/Adjustable Window for Greenhouse & Gardens, Greenat YAUNGEL with a 16% discount.
Our list of the best Large Seed Trays For Seedlings is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.

10 Best Large Seed Trays For Seedlings in The UK

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We scanned 1965 products

We concluded that: