Top 9 Seedling Heat Mat 20 x 20 – Plant Heating Mats

As an Amazon Associate I earn from qualifying purchases.

1. VIVOSUN

#ad

VIVOSUN Durable Waterproof Seedling Heat Mat Warm Hydroponic Heating Pad 20" x 20" MET Standard

#ad
VIVOSUN #ad - Innovative heating: with radiate far-infrared light wave, making the heat source softer, and proving the seeds with enough heat, it can be heated up to 40 ℃(104℉)at an ambient temperature of 20-25 ℃(68-77℉)in minutes; Recommended for use with VIVOSUN's thermostat.

Reliable results: vivosun’s professional heat mat maintains temperatures in the sweet spot of around 20-30℃(68-86℉)- perfect for seed starting and cutting propagation. Built to last: supple, vivosun goes beyond stringent MET standards, flexible and ultra-durable, water-resistance that enables safe scrubbing and a 1-year warranty.

Stable, uniform heat: vivosun's strengthened heating film ensure this durable mat never scorches your roots and produces lots of revitalizing dew when used with a humidity dome. Best savings in the market: this 20" x 2075" mat is perfect for two standard 1020 trays and slightly larger than comparable mats on the market; it also runs on only 40 Watts to help you save on electricity.
BrandVIVOSUN #ad
ManufacturerVIVOSUN #ad
Height3.54 Inches
Length21.26 Inches
Weight1.1 Pounds
Width3.54 Inches
Part NumberFBA_330101
Warranty1 Year

2. VIVOSUN

#ad

VIVOSUN 2 Pack Durable Waterproof Seedling Heat Mat Warm Hydroponic Heating Pad 10 x 20.75 Inch

#ad
VIVOSUN #ad - Reliable results: vivosun's professional heat mat maintains temperatures in the sweet spot of around 10℉-20℉ above ambient air temperature - perfect for seed starting and cutting propagation! Built to last: supple, with a fortified connection between mat and power cord, flexible and ultra-durable, VIVOSUN goes beyond stringent MET standards, water-resistance that enables safe scrubbing and a 1-year warranty.

Stable, uniform heat: vivosun's strengthened alloy nikrothal heating wire and extra layer of insulating PET film ensure this durable mat never scorches your roots and produces lots of revitalizing dew when used with a humidity dome.

Best savings in the market: this 10" x 2075" mat is perfect for standard 1020 trays and slightly larger than comparable mats on the market; it also runs on only 18 Watts to help you save on electricity. Convenient storage: delivered in a high-quality, reusable storage bag, the mat flattens out when heating up and can also be rolled back up for easy storage. Power source type: Air Powered.
BrandVIVOSUN #ad
ManufacturerVIVOSUN #ad
Height1 Inches
Length1 Inches
Weight0.65 Kilograms
Width1 Inches
Part NumberPD-33334
Model39401
Warranty1 Year

3. iPower

#ad

IPower 20" x 20" Warm Hydroponic Seedling Heat Mat and Digital Thermostat Control Combo Set for Seed Germination, Black

#ad
iPower #ad - Durability: seedling heat mat is the new stronger heating wire and thicker multi-layer construction. Thermostat provides constant temperature control for homebrewing, germination and fermentation.

Package includes: 1 - heat mat 20"x 20" watt: 48w / 60 hz / 8. 3 amps max / 1 - digital thermostat 120 volts / 1000 Watts Easy plug-in operation with LED illuminated indicator lights & three-prong grounded plug. Professional reliability: heat mat warms 10-20°F above ambient room temperature to improve vegetable, herb, and flower seed germination. Temperature range: digital thermostat provides temperature control between 40°F - 108°F 5-42°C, Choice of Celsius or Fahrenheit readout. The sensor probe delivers accurate readings in both cool and warm environments. Quality guarantee: 1 Year Manufacturer Warranty.
BrandiPower #ad
ManufactureriPower #ad
Height6 Inches
Length7.5 Inches
Weight2.3 Pounds
Width21.5 Inches
Part NumberB01IDQD7TS
Model20" x 20" Warm Hydroponic

4. Hydrofarm

#ad

3" x 20" Inches Seedling & Germination Heat Mat,20-by-20-Inch, Hydrofarm Jump Start MT10008,45 Watt UL Certified Seedling, Black, 20"x20"

#ad
Hydrofarm #ad - Warms root area 10-20˚f over ambient temperature to improve germination to Increase success of seedlings and cuttings. 50 percent thicker construction. Lighting, watering, and planting information printed on mat. Ul-listed seedling heat mat. 6 foot power Cord and Waterproof construction.
BrandHydrofarm #ad
ManufacturerHydrofarm #ad
Height3.6 inches
Length21.3 inches
Weight1.45 Pounds
Width3.5 inches
Part NumberMT10008
ModelMT10008
Warranty###############################################################################################################################################################################################################################################################

5. VIVOSUN

#ad

VIVOSUN 20" x 20.75" Seedling Heat Mat and Digital Thermostat Combo Set

#ad
VIVOSUN #ad - Built to last: supple, vivosun goes beyond stringent MET standards, flexible and ultra-durable, with a fortified connection between mat and power cord, water-resistance that enables safe scrubbing and a 1-year warranty.

Plants' best friend: works perfectly for spring seedling starts, in the winter or any time your plants need a heat boost. Best savings in the market: this 20" x 2075" mat is perfect for two standard 1020 trays and slightly larger than comparable mats on the market; it also runs on only 45 Watts to help you save on electricity. Reliable results: vivosun's professional heat mat maintains temperatures in the sweet spot of around 10℉-20℉ above ambient air temperature - perfect for seed starting and cutting propagation.

Stable, uniform heat: vivosun's strengthened alloy nikrothal heating wire and extra layer of insulating PET film ensure this durable mat never scorches your roots and produces lots of revitalizing dew when used with a humidity dome.
BrandVIVOSUN #ad
ManufacturerVIVOSUN #ad
Warranty1 Year

6. BN-LINK

#ad

BN-LINK Durable Seedling Heat Mat Warm Hydroponic Heating Pad Waterproof 20" x 20.75"

#ad
BN-LINK #ad - Easy setup: nothing difficult or convoluted here! All you gotta do is pull it out of the box and plug it in. Great utility: the bn-link durable seedling hydroponic heating pad isn’t just great for heating seeds. With all the different uses this mat has, this mat is a must-have for indoor gardening.

You can use this mat for a wide array of things such as plant growth and flower seed germination, spring seedling starts and cutting propagation. Perfect for most conditions indoors/outdoors. Durable and flexible: not only is the bn-link durable seedling hydroponic Heating Pad built to last with its durable, water-resistant material, the Heating Mat also remains elastic and flexible. All-year round use: whether it’s the hot, brew your kombucha, sultry summer or the dead of winter, you’ll be able to keep your plants supported, the BN-Link Durable Seedling Hydroponic Heating Pad keeps your seeds at the exact temperature you need.

Consistent heating: the bn-link durable seedling hydroponic heating Pad provides consistent, uniform heating at temperatures around 68°F to 86°F 20°F to 30°F, which are the perfect temperatures for seed starting and cutting propagation. Each unit comes with BN-Link’s strong 15-month warranty. Doesn’t matter what time of the year it is, or cultivate your yogurt! .
BrandBN-LINK #ad
ManufacturerBN-LINK #ad

7. AC Infinity

#ad

Hydroponics, Waterproof Seedling Heat Mat 10" x 20.75" MET & UL-Certified Heating Pad for Indoor Gardening, Germination, AC Infinity SUNCORE A3, Cloning

#ad
AC Infinity #ad - Verifiable ul e518635 & met e115128 certifications for electrical safety thru online directories. Crafted with ip-67 quad-layer pvC that’s flexible, resistant to wear-and-tear, and easy to wipe clean. 20w | inc. Features an innovative far-infrared film that warms up faster, and distributes soft heat more evenly. 10 x 2075 in. Nylon Bag. A heating mat designed to accelerate and improve the success of seed starting and germination. 80-87°f heating range | warms up to 20°f over Ambient Temp.
BrandAC Infinity #ad
ManufacturerAC Infinity #ad
Part NumberAC-SMA3

8. iPower

#ad

IPower 2-Pack 48" x 20" Durable Waterproof Seedling Heat Mat Warm Hydroponic Plant Germination Starting Pad

#ad
iPower #ad - Reliable results: ipower has a professional heating pad that can keep the temperature at 10 °F-20 °F 6 °C-12 °C higher than the surrounding air temperature, making it the best choice for temperature-sprouting seeds.

Dimensions: 48"x 20", watt: 100W, length of power cord: 5. 9 feet. Durability: internal insulated wiring for enhanced safety. Variety of use: perfect for seeding, and pet enclosures terrariums, such as those used in reptile, germination, home-brewing, rodent and arachnid. Power source type: Corded Electric. Heavy duty multi-layer construction, water-resistance that enables safe scrubbing. Package include: 2 pack 48 x 20 inch seedling heat mat.
BrandiPower #ad
ManufactureriPower #ad
Height20.28 Inches
Length7.09 Inches
Width5.51 Inches
Part NumberGLHTMTLX2V1
Model2-Pack 48" x 20" Durable Waterproof
Warranty1 year.

9. iPower

#ad

Black, iPower GLHTMTLX2 2-Pack Durable Waterproof Seedling Heat Mat 48" x 20" Warm Hydroponic Plant Germination Starting Pad

#ad
iPower #ad - Reliable results: ipower has a professional heating pad that can keep the temperature at 10 ° F-20 ° F 6 ° C-12 ° C higher than the surrounding air temperature, making it the best choice for temperature-sprouting seeds.

Stable and uniform heat: the thickened heat conducting wire is evenly laid on the heating pad the heat conduction is fast and the temperature is balanced, to avoid the uneven temperature of the heating pad to damage the seed germination ;. High-quality service: ipower treats esteemed customers with a sincere attitude, builds products with heart, pre-sale product consultation and after-sales service issues, you can always contact us.

Changes after use: increase and improve the success rate of seed germination and seedling growth rate, it is recommended to check the growth temperature range of seeds or seedlings before use. Convenient and durable: ipower heating pad is waterproof and easy to clean; durable insulated wires increase the safety of use; the connection between the pad and the power cord is strong and durable.
BrandiPower #ad
ManufactureriPower #ad
Height4 Inches
Length20.5 Inches
Width8 Inches
Part NumberGLHTMTLX2
ModelGLHTMTLX2
Warranty1 year