Propagation Trays, Inserts & Heat Mats

Want to know the best way to start seeds? Check out GYO's Best Way To Start Seeds.

Need a quick refresher on how to make a clone? Check out GYO's 4-step cloning guide.

1 - 31 of 31 items
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Seedling Heat Mat - 3x20 Seedling Heat Mat - 10x20 Seedling Heat Mat - 20x20
Seedling Heat Mat - 3x20Seedling Heat Mat - 10x20Seedling Heat Mat - 20x20

Greatly improves germination success. Ideal for a windowsill.

Most popular. Greatly improves germination success. Perfect for a single 10'x20" propagation tray.

Greatly improves germination success. Perfect for 2 standard-sized propagation trays.

$20.95

$19.99

$28.95

$26.99

$51.95

$48.99

Seedling Heat Mat - 48x20 Commercial Seedling Heat Mat - 60x21 Commercial Seedling Heat Mat Modular Add-on - 60x21
Seedling Heat Mat - 48x20Commercial Seedling Heat Mat - 60x21Commercial Seedling Heat Mat Modular Add-on - 60x21

Greatly improves germination success. Perfect for 4 standard-sized propagation trays.

Greatly improves germination success. Perfect for 5 standard-sized propagation trays.

Connects to the commercial heat mat to maximize your area.

$84.95

$76.99

$139.95

$125.99

$124.95

$111.99

Digital Temperature Controller for Heat Mat Seed Germination Station Hot House with Heat Mat, Tray, 72 Cell Pack and 7" Dome
Digital Temperature Controller for Heat MatSeed Germination StationHot House with Heat Mat, Tray, 72 Cell Pack and 7" Dome

Allows you to accurately control the temperature of your propagation media.

Complete seed starting kit.

Ideal to cradle your fragile clippings and seedlings in protective warmth.

$43.95

$40.99

$34.95

$29.99

$43.95

$41.49

Jump Start 24 Grow Plug Mini Germination Station w/ Heat Mat Root Riot Tray Rapid Rooter Tray with 50 plug
Jump Start 24 Grow Plug Mini Germination Station w/ Heat MatRoot Riot TrayRapid Rooter Tray With 50 Starter Plugs

Space-saving seed starting kit.

The complete kit. Organic starter cubes for seeds and clippings. Includes a free packet of Clonex Gel.

The complete kit. Perfect for starting seeds and/or rooting clippings.

$34.95

$32.49

$29.95

$28.49

$23.70

$21.99

Smart Float Grow Tray with Plugs Mondi Black & White Propagation Tray 10"x20" Standard Propagation Tray 10"x20" - No Holes
Smart Float Grow Tray with PlugsMondi Black & White Propagation Tray 10"x20"Standard Propagation Tray 10"x20" - No Holes

Complete with floating insert for ideal air-to-water ratio.

Premium, durable, reflective seedling tray.

Ideal for seed starting and cutting propagation.

$31.95

$29.99

$4.95

$4.69

$2.00

$1.89

Standard Propagation Tray White 10"x20" Heavy Duty Propagation Tray 10"x20" 72 Cell Pack Insert
Standard Propagation Tray White 10"x20"Heavy Duty Propagation Tray 10"x20"72 Cell Round Plug Tray Insert

Reflective seedling flat for propagation and more.

Quad-thick, rugged and durable seedling flat.

Used to hold starter plugs and other media.

$2.95

$2.69

$4.95

$4.19

$1.65

$1.45

Heavy Duty 72 Cell Square Plug Tray Insert Propagation Tray 10"x20" with Mesh Bottom Grodan Gro-Smart Tray Terracotta
Heavy Duty 72 Cell Square Plug Tray InsertPropagation Tray 10"x20" with Mesh BottomGrodan Gro-Smart Tray Terracotta

Used to hold starter plugs and other media.

Ideal for watering and draining cuttings and young plants.

Keeps rockwool cubes elevated from the bottom of the propagation tray.

$2.50

$2.39

$1.95

$1.89

$14.46

$12.49

Mondi Mini Greenhouse Thermometer and Hygrometer Humidity Dome 2" Humidity Dome 7" Vented
Mondi Mini Greenhouse Thermometer and HygrometerHumidity Dome 2"Humidity Dome 7" Vented

Reads temperature and humidity inside humidity dome.

Fits standard propagation trays; helps retain moisture and heat to improve germination.

Ideal for seed starting and propagation. The tall dome allows for taller cuttings.

$16.95

$14.99

$2.50

$2.39

$6.50

$5.99

Mondi 7" Mini Greenhouse/Humidity Dome Active Aqua Grow Tray, 8"x41" Active Aqua Grow Tray, 12"x41"
Mondi 7" Mini Greenhouse/Humidity DomeActive Aqua Grow Tray, 8"x41"Active Aqua Grow Tray, 12"x41"

Heavy duty; ideal for seed starting and propagation. The tall dome allows for taller cuttings.

Perfect for holding Rockwool slabs, Hugo Blocks, or any loose media.

Perfect for holding Rockwool slabs, Hugo Blocks, or any loose media.

$6.49

$5.79

$28.95

$25.99

$32.95

$31.29

Jumpstart 72 Cell Greenhouse Jump Start 12 Pellet Greenhouse Jump Start 36 Pellet Greenhouse
Jumpstart 72 Cell GreenhouseJump Start 12 Pellet GreenhouseJump Start 36 Pellet Greenhouse

Perfect for holding loose seed starting media and starter plugs.

Reusable seed-starting station.

Reusable seed-starting station.

$5.95

$5.19

$2.95

$2.79

$7.95

$6.79

Jump Start 36 Pellet Refills
Jump Start 36 Pellet Refills

Biodegradable peat seed-starting pellets.

$4.95

$4.19

1 - 31 of 31 items