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Empty JIFFY plastic tray, 41 mm, 60 cells, designed for propagation stages in indoor cultivation . Lightweight structure , 52 x 31 cm , with 60 cells of Ø 4.1 cm , perfect for germinating seeds and rooting cuttings with order, efficient drainage, and easy handling when starting cultivation in grow tents or on workbenches.

The empty 41mm Jiffy plastic tray (60 cavities) is designed to hold pre-hydrated 41mm Jiffy pellets , fitting snugly in each cavity to ensure close contact with the pellets. The durable, malleable black body allows for clean trimming if needed to adapt to specific spaces without compromising operational rigidity.
The base incorporates drainage holes that prevent waterlogging and promote aeration around the roots.
The larger diameter ( Ø 4.1 cm ) offers more volume per cell than the 33 mm formats, ideal for seedlings that require a slightly longer root growth phase before transplanting.
Standard dimension 52 x 31 cm compatible with common propagation greenhouses and transparent domes, as well as thermostatic thermal mats, thermo-hygrometers and rigid carrier trays.
An excellent choice for batches of cannabis, aromatic or horticultural plants , integrating into an ecosystem of cheap indoor growing accessories available in a technical and specialized online grow shop .
Simple hygiene routines allow for prolonged reuse; rinsing, gentle disinfection, and air drying are sufficient to maintain operability between cycles.
The 60-cell format offers a balance between density and control. Each 4.1 cm diameter cavity accommodates an expanded 41 mm Jiffy pellet , providing adequate volume for vigorous rootlets without overcrowding the grow tent. The perforated bottom grid distributes excess water and improves gas exchange, reducing the risk of fungal growth. Easy handling for fine mist sprayer irrigation, daily inspections, and row labeling—key features in professional propagation where traceability of each batch is essential.
It's ideal for germinating seeds , rooting cuttings, and raising seedlings to transplant size with high success rates. The diameter of the cells is designed to fit the operating size of the hydrated pellets, stabilizing the peat plug and guiding straight roots. In indoor cultivation, it facilitates standardized protocols, shortens establishment times, and enables continuous scaling of cannabis plants . The larger volume per cell is especially useful when planning to keep seedlings for a few extra days before transplanting them to coco coir, perlite, Hydroton , or rockwool.
To maximize results, it's advisable to combine this with specific indoor growing accessories : a 52 x 31 cm transparent dome with adjustable ventilation, a regulated heat mat, a digital thermo-hygrometer, a fine mist sprayer, and a rigid carrying tray. Recommended additions include: 41 mm Jiffy pellets , rooting hormone for cuttings, waterproof labels for recording the date and variety, and a mild disinfectant solution for cleaning between cycles. This set creates a stable microclimate with controlled relative humidity and a moderate temperature, key factors for developing white, compact roots.
1) Distribute 41 mm Jiffy pellets into each cell. 2) Hydrate with lukewarm water until fully expanded; gently drain without compressing to maintain porosity. 3) Sowing: open the central cavity, insert the seed to the appropriate depth, and close gently. 4) Cuttings: make a slanted cut, apply rooting hormone (optional), and firmly insert to ensure contact with the peat. 5) Place a dome over the tray, ventilate at regular intervals, and maintain low-intensity propagation light. 6) Check the moisture level of the plug and avoid puddles in the tray; short, precise waterings are preferable. 7) When roots appear around the edge of the plug, transplant to a container or final growing medium (coco coir, perlite, Hydroton , rockwool). This workflow minimizes stress and accelerates adaptation to the new environment.
The price per cell offers a very competitive cost/performance ratio compared to less structured options. Reusability is possible with proper cleaning and disinfection, increasing profitability per season within the budget indoor growing accessory segment. An excellent option for those requiring control and consistency without breaking the bank.
Available at Hydroponics Blanes , an online grow shop with discreet shipping throughout Spain. Extensive catalog of propagation materials, domes, pots, and consumables, with expert advice from a trusted grow shop for working with cannabis plants in controlled environments.
The empty JIFFY plastic tray, 41 mm, 60 cells, provides the exact space to develop strong roots from day one.
Cavities of Ø 4.1 cm , a perforated base for drainage and direct compatibility with Jiffy pellets make this tray a versatile tool for starting cultivation , germinating seeds and cloning with high predictability.
A practical resource within indoor accessories available at Hydroponics Blanes , with discreet shipping and expert support at every stage of the project.
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