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Grow1 50-Cell Round Propagation Tray (USA Made) - 10" x 20"

  • 50 round cells with a depth of 2.38 inches
  • Constructed from a premium pliable plastic
  • Follows the standard 10 inch by 20 inch footprint
  • View More Details

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THROUGH THE Cultivator's LENS Highlights

  • You are replacing your seedling inserts because the current trays crack and warp during propagation cycles.
  • You are starting indoor crops because the extra volume gives seedlings the root mass needed after transplanting.

  • The 2.38 inch deep round cells provide substantial vertical space for root establishment.
  • The round cell design is advantageous for air circulation and uniform moisture distribution.
  • The high quality plastic stays flexible enough to pop out seedlings without the tray snapping.

  • Growers running high-volume propagation cycles say the durable heavy-duty plastic survives repeated handling without cracking or warping
  • Nursery operators using round starter plugs report that the snug fit and extra wiggle room make plant handling exceptionally efficient

Grow1 USA 50 Cell Round Propagation Tray (10" x 20")

The Grow1 USA 50 Cell Round Propagation Tray is the industry standard for growers seeking a balance of durability and operational efficiency. Proudly manufactured in the USA, these Grow1 trays are constructed from a premium pliable plastic that is significantly more robust than standard seedling inserts. Engineered to resist cracking and warping, they provide a reliable, reusable foundation for your most critical propagation cycles.

Each of the 50 round cells features a depth of 2.38 inches, offering substantial vertical space for root establishment. This extra volume is ideal for starting robust indoor crops like peppers and tomatoes, ensuring seedlings have the root mass necessary to thrive once transplanted. The round cell design is particularly advantageous for air circulation and uniform moisture distribution across the media.

This tray is the perfect companion for Cultiwool Round Macro Plugs (CUL005). While square cell seedling trays can be overly tight, these round cells provide a snug fit with just enough "wiggle room" for rapid placement and stress-free removal. Plugs sit approximately 1/8" below the tray surface, protecting the media and making handling exceptionally efficient for high-volume nurseries.

Features

🇺🇸
USA-Made Durability

Forged in the USA from heavy-duty plastic that outperforms and outlasts standard thin-walled imports.

⭕
Round Cell Optimization

2.38" deep round cells are specifically designed for ease of use with round starter plugs and rock wool.

🏗️
Pliable & Crack-Resistant

The high-quality plastic stays flexible enough to pop out seedlings without the tray snapping or fracturing.

💧
Precision Drainage

Integrated drainage holes in every cell prevent water stagnation and promote healthy root oxygenation.

Specifications

Specification Value
Dimensions 20" x 10" x 2.38"
Cell Count 50
Cell Shape Round
Cell Depth 2.38" in
Material USA-Made Pliable Plastic
Drainage Holes Yes (Per Cell)
Origin Made in the USA

FAQ

Why choose round cells over square cells?+

Round cells are specifically designed to accommodate round starter plugs (like rock wool or peat) with a perfect balance of friction and clearance. This makes placement and extraction much faster than trying to force round media into square corners.

Which rock wool plugs fit this tray best?+

This tray (SKU 312005) is specifically designed for Cultiwool Round Macro Plugs (CUL005). They provide a snug fit with a small amount of wiggle room for the easiest possible handling during high-volume propagation.

Is this tray deep enough for heavy-feeding vegetables?+

Yes. The 2.38" depth is excellent for peppers, tomatoes, and other seedlings that require more vertical root space than standard shallow nursery flats provide.

Will this fit inside a standard 10x20 propagation tray?+

Absolutely. It follows the standard 10" x 20" industry footprint, allowing it to drop into no-drain propagation flats and fit under standard humidity domes.

How many times can I reuse this tray?+

Because it is made in the USA with higher-quality, pliable plastic, these trays are built for multiple seasons of use. Unlike brittle trays that crack after one transplant, these are designed for durability.

How do I sanitize this for my next crop?+

We recommend cleaning with warm water and a mild detergent, followed by a soak in a diluted hydrogen peroxide or bleach solution to ensure no pathogens are carried over to your next batch of seedlings.

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Questions About This Product?

Our specialists are happy to help. Call us or send a message and we'll get back to you within one business day (most of the time within a few hours.)

Call (360) 800-5535

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