Black, ribbed propagation tray, 10x20 inches, no drainage holes.

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Grow1 Standard Propagation Tray No Drain Holes - 10" x 20"

Official Grow1 Dealer Model: 310201

$6.19 USD

Watertight 10x20 inch base holds full moisture for sensitive young plant starts
Integrated raised floor channels promote air circulation to prevent root rot
Pliable crack-resistant plastic fits standard 72-cell inserts and humidity domes
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Overview
Features
Specifications
FAQ
Reviews

Who This Is For

You are using rock wool or starter plugs because you need a watertight base to maintain humidity during early rooting.
You are elevating your inserts because standard flat bottoms lead to stagnant water and anaerobic root rot issues.

What We Found

These trays flex instead of snapping when you carry them full of wet media, which is a common failure for cheap flats.
The raised floor ridges are just high enough to keep the pots out of the water while still maintaining high humidity.

What Users Say

Users who switched from trays with holes say they no longer deal with messy runoff on their nursery shelves or floors.
Growers found their clone success rates improved because the solid base keeps the root zone consistently humid.

Grow1 Standard Propagation Tray (No Drain Holes) - 10" x 20"

In the delicate early stages of plant life, moisture consistency is everything. The Grow1 Standard Propagation Tray (No Drain Holes) is engineered to act as a watertight reservoir, holding essential hydration beneath your rock wool, seedling mix, or starter plugs. By preventing premature runoff, this tray ensures your young clones and seedlings remain in a high-humidity environment conducive to rapid root development.

Despite its watertight base, this tray is designed to protect root health. Integrated raised channels in the base elevate your insert trays or injection molded pots, allowing oxygen to circulate beneath the media. This airflow helps prevent the stagnant, anaerobic conditions that can lead to root rot. Constructed from a premium, pliable plastic, this flat resists the cracking and warping common in lower-quality alternatives, even when fully loaded with heavy, wet growing media.

Proudly manufactured in the USA, this tray maintains strict dimensional tolerances for a perfect fit across your entire nursery. It serves as a rugged foundation for hobbyists and commercial growers alike. For those requiring industrial-grade strength, this flat pairs excellently with our double thick propagation tray and is fully compatible with Grow1’s complete ecosystem of domes and humidity accessories.

Features

💧

Watertight Base

The solid-bottom design retains every drop of water, ensuring your starter plugs and media stay hydrated through the critical rooting phase.

🌬️

Air-Flow Channels

Raised floor ridges lift your inserts to promote vital air movement under the root zone, preventing stagnant moisture buildup.

🏗️

Pliable Durability

Crafted from high-quality, crack-resistant plastic that survives repeated cycles without splitting under the weight of wet inserts.

🇺🇸

USA-Made Quality

Manufactured domestically for superior quality control and reliable fitment with our USA made premium propagation tray.

🔗

System Ready

Fits seamlessly with industry-standard domes and 72-cell seedling trays to create a professional propagation station.

Specifications

Specification	Value
Dimensions	20" x 10" x 2.5"
Drain Holes	None (Solid Base)
Material	High-Grade Pliable Plastic
Structural Features	Raised channels for enhanced air circulation
Origin	Made in the USA

FAQ

When should I use a tray without drain holes? +

No-hole trays are ideal for bottom-watering seedlings or holding moisture for rock wool and starter plugs. Unlike the standard propagation tray with drain holes, which lets excess water escape, this version keeps water trapped to prevent your media from drying out too quickly.

Is this tray compatible with all grow media? +

Yes. It works perfectly with seedling mixes, coco coir, rock wool, and rapid-rooter plugs. It is specifically designed to support any propagation method where maintaining bottom-up moisture is preferred.

Why are the base channels raised? +

The channels elevate your insert trays slightly off the bottom of the tray. This ensures that air can still reach the bottom of your pots, which helps prevent root rot and keeps the microbial environment healthy even when there is standing water in the tray.

How do I clean this tray for reuse? +

Cleaning is easy thanks to the smooth, durable plastic. Simply scrub away any leftover media and sanitize the tray using a mild bleach solution or a diluted hydrogen peroxide mixture between propagation cycles.

Will this fit a standard 7-inch dome? +

Yes. This tray features the industry-standard 1020 footprint, making it a perfect fit for all Grow1 humidity domes and most other standard domes available on the market.

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