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🌱 Heat up your growth game — don’t let your seeds miss the warm-up!
The MET Certified Thermal Seeding Mat by Seedfactor is a waterproof, durable heating pad designed to maintain an ideal root temperature between 70℉ and 85℉, accelerating seed germination and transplant readiness. Available in four sizes with power ratings from 7.3W to 100W, it meets strict safety certifications (UL 499, CSA C22.2 No.64) for reliable indoor use, making it a must-have for home gardeners and seed-starting enthusiasts.












| ASIN | B078J2YMY9 |
| Brand Name | Seedfactor |
| Color | Heat Mat - Black |
| Customer Reviews | 4.6 4.6 out of 5 stars (7,217) |
| Expected Blooming Period | Summer |
| Expected Plant Height | 20 Inches |
| Indoor Outdoor Usage | Indoor |
| Item Weight | 0.7 Kilograms |
| Manufacturer | Seedfactor |
| Number of Pieces | 2 |
| Other Special Features of the Product | Waterproof |
| Sunlight Exposure | Partial Sun |
| UPC | 752454324378 |
| Unit Count | 2 Count |
K**N
The MET Certified 2 Pack Seedling Heat Mat by Seedfactor is a great addition for seed starting. These heat mats provide consistent warmth that help speed up germination. I chose the 10" x 20" as these mats fit perfectly under my seed trays. They work well . My friend has had her heat mats from this company for many years. These MET Certified 2 Pack Seedling Heat mats also work really well under your sourdough starter. I like my house cool which is actually why I choose these 2 pack mats. One for germinating seeds, the other for sourdough starters. Waterproof and durable, these mats are sure to last for years. Very easy to use, great for my multipurpose. Statement/Disclaimer: This review is part of Amazon's Vine Program which provides products in exchange for honest reviews. The products are not offered completely free, as their value is taxed as income in the US. This product was received as part of a promotion. I believe in writing honest, accurate reviews because I want to know the pros and cons before I purchase a product myself. I test all products that I provide a review for to the best of my ability. I choose products to evaluate based on my personal needs and/or wants.
R**O
bien reçu (en France ) dans les délais annoncé mais inutilisable car équipé d'une prise anglaise , donc rachat d'adaptateurs , donc plus 9€ (sur amazone ) faute professionnelle !!
J**.
Good heating pads, they work as expected and the temperature is correct. The product value is also good. It really helps grow seeds.
P**6
These heat mats worked well at getting my starter plants to sprout and grow prior to planting.
K**L
The Seedling Heat Mat is a fantastic choice for beginners or anyone starting their seed germination journey. It’s easy to use, reliable, and has made a noticeable difference in helping my seeds sprout faster and more consistently. After two years of use, my mats are still going strong, which speaks to their durability. I started over 1,000 seeds last season rotating out this mat (you can see in the photo that I had great germination and healthy seedlings), so it does work BUT as you can see in my video, the mat runs a little too warm for certain methods of seed starting and burnt the seeds a bit, which might not be ideal for more advanced gardeners or farmers who will need precise temperature control. I had no issues with traditional seed starting in trays. If you’re growing a variety of seedlings that require specific temperature settings for ideal germination, I’d recommend investing in a mat with temperature control. Overall, this is a great, budget-friendly option to kickstart your gardening season and perfect for those just getting started!
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