The perfect cost-effective solution for raising plug plants, autumn vegetable starts, cuttings, and delicate seedlings.

Sized perfectly to fit flawlessly inside British Standard seed trays and watertight gravel trays, this pack of 20 24-cell inserts allows you to maximise your greenhouse or allotment growing space. With 24 cells per tray, this pack gives you a total of 480 individual cell capacity—ideal for busy allotment growers, market gardens, or vibrant flower displays.

Lightweight & Easy-Pop Design: These inserts are specifically engineered as pliable, lightweight propagation trays. The flexible plastic allows you to gently press the base of each individual cell to pop young plug plants out cleanly without tearing or damaging delicate root systems. (Looking for heavy-duty, ultra-rigid trays for multi-year reuse? Check out our robust Bedding Packs!)

Key Features & Specifications:

• Pack Size: 20 Cell Inserts (480 total plant cells)

• Dimensions: Designed to fit standard British seed trays (344mm x 214mm x 52mm approx.)

• Healthy Root Drainage: Base drainage holes in every cell prevent waterlogging and encourage optimal air pruning and bottom watering.

• Easy Plug Removal: Flexible, pliable construction for effortless plant popping when potting on or planting out.

• Best Uses: Seed starting, cuttings, salad crops, autumn vegetable starts, and early plug plant development.

Custom Quantities & Mixed Orders: Looking for a custom bundle, bulk orders, or a mix of different cell tray sizes? Get in touch before ordering and we will happily arrange a tailored setup for your growing needs!

Need a smaller pack or seed trays? View our 10 x 24 Cell Seed Tray Inserts for larger growing projects, or explore our 20 x Standard Seed Trays Without Holes for matching watertight outer trays.