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Grow1 72-Cell Seedling Tray - 10" x 20"

  • 72 individual cells in a standard 10 inch by 20 inch footprint
  • 2.5-inch deep cells for long taproots
  • Precision-engineered bottom drainage holes
  • View More Details

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THROUGH THE Cultivator's LENS Product Evaluation

  • You are scaling up your seed starting workflow because shallow trays leave your vigorous vegetable starts root bound.
  • You are propagating dozens of plants at once because you need to maximize every square inch of your 10 inch by 20 inch footprint.

  • Each of the 72 cells features a 2.5-inch depth to provide critical vertical space for developing a robust root architecture.
  • Precision-cut drainage holes on each cell ensure a healthy air-to-water ratio and prevent waterlogging.
  • The pliable plastic blend far exceeds the durability of standard, brittle nursery flats and resists cracking.

  • Growers running high-density setups say the 2.5-inch cell depth gives their vegetable starts enough vertical space to build massive root mass.
  • Operators handling heavy seasonal volumes say the crack-resistant plastic holds up through multiple cycles without turning brittle.

Grow1 72-Cell Seedling Tray - 10" x 20"

The Grow1 72 Cell Seedling Tray is the industry standard for high-efficiency propagation, allowing you to start dozens of plants in a single 10" x 20" footprint. Proudly made in the USA, these trays are manufactured from a high-quality, pliable plastic blend that far exceeds the durability of standard, brittle nursery flats. For growers who prefer circular cells, we also carry the 72-cell round seedling tray featuring the same professional-grade construction.

Unlike shallow inserts that can lead to root-bound seedlings, each of the 72 cells features a 2.5-inch depth. This added vertical space is critical for developing a robust root architecture, particularly for vigorous vegetable starts like peppers, tomatoes, and herbs. If you often find yourself needing to separate specific sections of your nursery for transplanting, consider using the 72-cell break-a-part seedling tray for easier handling.

Each cell is equipped with precision-cut drainage holes to ensure a healthy air-to-water ratio and prevent waterlogging. These trays are perfectly compatible with USA-made propagation trays and humidity domes, making them a seamless addition to any indoor nursery, greenhouse, or grow tent setup. If you need a high-density starting solution that doesn't compromise on root health, the Grow1 72-cell tray is the professional choice.

Features

🇺🇸
USA-Made Precision

Manufactured in the USA with heavy-duty, pliable plastic that resists the cracking and brittleness found in standard trays.

📈
High-Density Starting

Maximize your grow space by starting 72 individual plants in a standard 1020 footprint without sacrificing root room.

🌱
2.5" Deep Cells

Deep cells provide the vertical space needed for long, healthy taproots and massive root mass before transplanting.

💧
Consistent Drainage

Precision-engineered drainage holes prevent water stagnation and encourage roots to search downward for moisture.

Specifications

Specification Value
Dimensions 20" x 10" x 2.5"
Cell Count 72 Cells
Cell Depth 2.5" in
Material Pliable, Crack-Resistant Plastic
Drainage Style Bottom Drainage Holes
Tray Compatibility Standard 1020 Propagation Flats
Origin Made in the USA

FAQ

How many seeds should I put in each cell?+

For most vegetables like tomatoes or peppers, 1-2 seeds per cell is recommended. Once they sprout, you can thin them to one plant per cell to ensure each seedling has the full 2.5" of depth to grow its root system.

Are these trays reusable?+

Yes. Because these are made with a pliable, crack-resistant plastic blend, they are designed to last much longer than standard "single-use" nursery flats. Simply wash and sanitize them between uses.

Will this fit inside a standard 1020 tray?+

Yes, this 72-cell seedling tray is designed to drop perfectly into a standard 1020 propagation tray (with or without holes), making it easy to carry and bottom-water your plants.

What is the benefit of the 2.5" depth?+

The 2.5" depth allows for a deeper soil volume, which holds more moisture and nutrients. More importantly, it gives the plant more vertical room for taproot development, which prevents the plant from becoming root-bound as quickly as it would in a shallow tray.

Can I use a humidity dome with this tray?+

Yes, since it maintains the standard 1020 footprint, it is compatible with all standard propagation domes, including the popular 2" and 7" heights.

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Questions About This Product?

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Call (360) 800-5535

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