{"title":"Heat Mats","description":"\u003cp\u003eSeedling heat mats and related controls warm propagation media for crops that germinate best above room temperature. Match mat dimensions and electrical specifications to the tray setup, and use a compatible thermostat when precise media temperature matters.\u003c\/p\u003e\u003cp\u003eFollow the manufacturer's placement, moisture, outlet, and safety instructions; do not use damaged cords or exceed equipment ratings. Combine bottom heat with appropriate light and ventilation from \u003ca href=\"\/collections\/seed-starting-supplies\"\u003eSeed Starting Supplies\u003c\/a\u003e.\u003c\/p\u003e","products":[{"product_id":"jump-start-electric-heating-cable-48-ft","title":"Jump Start Electric Heating Cable - 48 ft","description":"\u003cp\u003eLooped 4\"-6\" below the soil surface, this cable works like an underground sun to heat the soil and speed germination and seedling growth with gentle bottom heat. Works best in an enclosed, insulated, and covered planting box. Not designed to work in outdoor beds.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBuilt-in thermostat designed to maintain 77-85°F\u003c\/li\u003e\n\u003cli\u003eCable plugs directly into 120V outlets and uses 140 watts\u003c\/li\u003e\n\u003cli\u003eDesigned to prevent shock danger in wet conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp class=\"hide-new-pp\"\u003eUse approximately 4 linear feet of cable per sq ft. Protect the cable by laying a wire mesh screen over it before covering it with soil. (If you want to test the cable, put it in the fridge for an hour, take it out of the fridge, then plug it in. The cable should warm up.) \u003cb\u003eCaution:\u003c\/b\u003e Never allow the cable to cross or touch itself while plugged in. This will cause the heating cable to malfunction.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cfont color=\"red\"\u003e ⚠ Warning:\u003c\/font\u003e\u003c\/b\u003e This product or its packaging has a \u003ca title=\"CA Prop 65 Warning\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0061\/1391\/9089\/files\/Prop_65_warning_sign-web.pdf?v=1612218849\" target=\"_blank\"\u003eCA Prop 65 Warning\u003c\/a\u003e\u003c\/p\u003e","brand":"Grow Organic","offers":[{"title":"Default Title","offer_id":21543779008625,"sku":"GP904","price":44.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0061\/1391\/9089\/products\/jump-start-electric-heating-cable-48-ft.jpg?v=1747084861"},{"product_id":"seedling-heating-mats-thermostat","title":"Seedling Heating Mats - Thermostat","description":"\u003cp\u003eConsistent warmth at the root zone can make all the difference for seed germination, and this seedling heating mat with thermostat delivers gentle, even heat to encourage strong early growth. Designed to raise the root area temperature to the optimal range for many crops, it helps speed germination and improves success rates for vegetables, herbs, flowers, and other plants, especially in cooler growing environments.\u003c\/p\u003e\n\u003cp\u003eAdding a thermostat to your\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.groworganic.mom\/collections\/heat-mats\" target=\"_blank\"\u003eSeedling Heating Mat\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003eallows you to regulate and maintain optimum growing temperatures.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProvides constant temperature by adjusting heat levels as the ambient air and your soil temperature changes.\u003c\/li\u003e\n\u003cli\u003eInvaluable if your mat lacks temperature control capabilities.\u003c\/li\u003e\n\u003cli\u003eDigital display, 3-prong ground plug.\u003c\/li\u003e\n\u003cli\u003eCompatible with all heat mats.\u003c\/li\u003e\n\u003cli\u003eTemperature range 68-108°F, precise to +\/-2°F.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe mat’s durable, waterproof design and insulated wiring provide safety and long-lasting performance, making it ideal for greenhouses, propagation areas, and indoor garden setups. With the thermostat ensuring precise control, you can cater to the unique needs of heat-loving crops or maintain steady temperatures for more delicate seedlings. Beyond seed-starting, it can also be used for homebrewing projects or maintaining warm conditions in pet enclosures and terrariums.\u003c\/p\u003e\n\u003cp\u003eFind more seed-starting and propagation tools in our\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.groworganic.mom\/collections\/tools-equipment\" target=\"_blank\"\u003eTools \u0026amp; Equipment\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003ecollection.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Range:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e68–108°F (precise to +\/-2°F)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDigital thermostat with adjustable settings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible With:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAll seedling heat mats\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUses:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSeed germination, homebrewing, pet enclosures\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"HydroFarm","offers":[{"title":"Default Title","offer_id":21543782482033,"sku":"GP964","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0061\/1391\/9089\/products\/seedling-heating-mats-thermostat.jpg?v=1747084858"},{"product_id":"seedling-heating-mat-one-flat-size","title":"HydroFarm Seedling Heating Mat (One Flat Size)","description":"\u003cp\u003eConsistent warmth at the root zone can make all the difference for seed germination, and this seedling heating mat delivers gentle, even heat to encourage strong early growth. Designed to raise the root area temperature by 10–20°F above ambient conditions, it helps speed germination and improves success rates for vegetables, herbs, flowers, and other plants, especially in cooler growing environments.\u003c\/p\u003e\n\u003cp\u003eIts internal insulated wiring and heavy-duty, multi-layer construction provide enhanced safety and long-lasting performance. The waterproof surface makes it safe to use in greenhouses, propagation areas, and indoor garden setups. While ideal for seed-starting trays, it’s also a versatile tool for homebrewing projects or providing warmth in pet enclosures and terrariums for reptiles, rodents, and arachnids.\u003c\/p\u003e\n\u003cp\u003eEasy to set up and energy-efficient, this mat ensures a steady, reliable temperature to support healthy root development. Whether starting your garden early or keeping small animals comfortable, it’s a dependable addition to your growing or hobby space.\u003c\/p\u003e\n\u003cp\u003eFind more seed-starting and propagation tools in our \u003ca href=\"https:\/\/www.groworganic.mom\/collections\/tools-equipment\"\u003eTools \u0026amp; Equipment\u003c\/a\u003e collection.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 10\" x 20.5\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 17.5W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Cord Length:\u003c\/strong\u003e 5.90 ft\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Increase:\u003c\/strong\u003e 10–20°F above ambient\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUses:\u003c\/strong\u003e Seed germination, homebrewing, pet enclosures\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"HydroFarm","offers":[{"title":"Default Title","offer_id":21543782875249,"sku":"GP967","price":38.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0061\/1391\/9089\/products\/hydrofarm-seedling-heating-mat-one-flat-size.jpg?v=1747084855"},{"product_id":"peaceful-valley-seed-starting-kit","title":"Peaceful Valley Seed Starting Kit","description":"\u003cp\u003eOur seed starting kits were developed by our expert staff to provide everything you need to get your garden off to a great start! We've assembled the best collection of products along with our own blend of fertilizer, complete with instructions. Our mini greenhouse will hold up to 32 2-1\/4\" coco fiber pots. Just add your favorite Peaceful Valley seeds. \u003cstrong\u003eTo add more savings–Kits ship for FREE in the lower 48 states!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eKit comes with the following:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.groworganic.mom\/products\/sturdy-seed-starting-tray-1020\"\u003eSeed Starting Tray\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.groworganic.mom\/products\/floating-seed-starting-systems-standard-7-dome-lid?_pos=1\u0026amp;_psq=gp362\u0026amp;_ss=e\u0026amp;_v=1.0\"\u003e7\" Ventilated Greenhouse Dome\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.groworganic.mom\/products\/jiffy-peat-round-pots-2\"\u003eJiffy Peat Pots-2.25 (36 pots)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.groworganic.mom\/products\/wooden-plant-labels-package-of-24?_pos=1\u0026amp;_psq=gp546\u0026amp;_ss=e\u0026amp;_v=1.0\"\u003eWooden Plant Labels (24 pack)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.groworganic.mom\/products\/nitpicker\" title=\"Widger\" rel=\"noopener\" target=\"_blank\"\u003eWidger\u003c\/a\u003e \u003cmeta charset=\"utf-8\"\u003e or \u003ca href=\"https:\/\/www.groworganic.mom\/products\/seed-sower\" title=\"Seed Sower\" rel=\"noopener\" target=\"_blank\"\u003eSeed Sower\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.groworganic.mom\/products\/organic-liquid-kelp-fertilizer\"\u003ePeaceful Valley Organics Organic Liquid Kelp\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.groworganic.mom\/products\/2-foot-light-system-with-one-lamp\"\u003e2 ft Grow Light System\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.groworganic.mom\/products\/seedling-heating-mat-one-flat-size\"\u003eSeedling Heat Mat (1 flat size)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eKey Components Include:\u003c\/p\u003e\n\u003cp\u003e1. Seed Starting Tray: A seed starting tray provides a convenient and organized way to start multiple seeds in individual compartments. It helps control spacing, prevents overcrowding, and simplifies transplanting, ensuring uniform and healthy seedlings.\u003c\/p\u003e\n\u003cp\u003e2. 7\" Ventilated Greenhouse Dome: The ventilated greenhouse dome creates a controlled microclimate for seedlings, maintaining optimal humidity and temperature levels. It prevents excessive moisture buildup and promotes excellent air circulation, reducing the risk of fungal diseases and ensuring successful seed germination.\u003c\/p\u003e\n\u003cp\u003e3. Jiffy Peat Pots (36 pots): Jiffy Peat Pots offer an eco-friendly solution for seed starting. They are biodegradable, allowing for easy transplanting without disturbing fragile roots, and provide excellent aeration for roots to grow healthily.\u003c\/p\u003e\n\u003cp\u003e4. Wooden Plant Labels (24 pack): Wooden plant labels are a simple yet effective way to keep track of different plant varieties during the seed starting process. They are durable, can be reused, and provide a clear and long-lasting labeling solution.\u003c\/p\u003e\n\u003cp\u003e5. Widger: A widger is a handy tool for transplanting seedlings from their pots or trays into the garden or larger containers. It minimizes root damage, making the transplanting process smoother and less stressful for the young plants.\u003c\/p\u003e\n\u003cp\u003e6. Peaceful Valley Organics Organic Liquid Kelp: This organic liquid kelp fertilizer is an excellent choice for seedlings, providing essential nutrients to support early growth. Derived from Pacific Northwest bull kelp and enriched with natural humic acids, it enhances soil microbial activity and promotes strong root development.\u003c\/p\u003e\n\u003cp\u003e7. 2 ft Grow Light System: A 2 ft grow light system ensures that seedlings receive adequate light, especially in low-light conditions or during the early stages of growth. It helps prevent leggy seedlings and ensures uniform growth.\u003c\/p\u003e\n\u003cp\u003e8. Seedling Heat Mat (1 flat size): A seedling heat mat creates a consistent and warm environment for seed germination. It accelerates germination rates and helps maintain optimal soil temperature, particularly useful for heat-loving plants and during colder months of the year.\u003c\/p\u003e","brand":"Peaceful Valley","offers":[{"title":"Default Title","offer_id":32195053813873,"sku":"GP9110","price":160.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0061\/1391\/9089\/files\/GP9110_Seed_Starting_Kit.jpg?v=1766095725"},{"product_id":"seedling-heating-mat","title":"Seedling Heating Mat","description":"\u003cp\u003eThe Seedling Heating Mat provides consistent, gentle warmth at the root zone—an essential factor for faster germination and stronger early plant growth. Designed to raise the root area temperature by 10–20°F above ambient conditions, it helps improve success rates for starting vegetables, herbs, flowers, and other plants, especially in cooler growing spaces or during early-season propagation.\u003c\/p\u003e\n\u003cp\u003eBuilt with internal insulated wiring and a heavy-duty multi-layer construction, this durable mat offers both safety and long-lasting performance. Its waterproof surface ensures reliable use in greenhouses, propagation stations, and indoor garden setups. While primarily designed for seed-starting trays, it’s also versatile enough for homebrewing, terrariums, and maintaining warmth in pet enclosures for reptiles, rodents, or arachnids.\u003c\/p\u003e\n\u003cp\u003eEnergy-efficient and easy to set up, the Seedling Heating Mat maintains a steady temperature to promote healthy root development and vigorous seedlings. Whether you’re jump-starting your spring garden or providing gentle warmth for small animals, it’s a dependable addition to your growing and hobby environment.\u003c\/p\u003e\n\u003cp\u003eExplore more seed-starting and propagation essentials in our \u003ca href=\"https:\/\/www.groworganic.mom\/collections\/tools-equipment\" target=\"_blank\"\u003eTools \u0026amp; Equipment collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003cbr\u003e– Raises soil temperature 10–20°F above ambient for faster germination\u003cbr\u003e– Waterproof, insulated design for safety and durability\u003cbr\u003e– Energy-efficient operation for continuous use\u003cbr\u003e– Suitable for seed starting, homebrewing, and pet habitats\u003cbr\u003e– Available sizes: 1 Flat, 2 Flats, 4 Flats\u003c\/p\u003e","brand":"Grow Organic","offers":[{"title":"2 Flats","offer_id":42731420713073,"sku":"GP968","price":65.99,"currency_code":"USD","in_stock":true},{"title":"1 Flat","offer_id":42731420745841,"sku":"GP9670","price":16.99,"currency_code":"USD","in_stock":true},{"title":"4 Flats","offer_id":42731420778609,"sku":"GP9690","price":50.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0061\/1391\/9089\/products\/seedling-heating-mat-four-flat-size.jpg?v=1766098088"},{"product_id":"heat-pack-usb-c-temperature-controlled-heat-source","title":"Heat Pack USB-C Temperature Controlled Heat Source","description":"\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003eHeat Pack Precision Seed Germination Heater\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eHeat Pack Seed Germination Heater\u003c\/strong\u003e is a compact USB-C-powered heat source designed to provide adjustable warmth during seed germination. It forms the thermal core of the Seed Starter system and is designed to pair with compatible \u003cstrong\u003eSeed Starter silicone germination chambers\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eAn integrated temperature sensor monitors surrounding conditions and adjusts heat output to help maintain the selected setting. This gives growers greater control than relying only on room temperature or a standard, non-regulated heat mat.\u003c\/p\u003e\n\u003ch2\u003eAdjustable Temperature Control\u003c\/h2\u003e\n\u003cp\u003eHeat Pack allows the temperature to be adjusted from \u003cstrong\u003e20°C to 35°C in 1°C increments\u003c\/strong\u003e. The default setting is 27°C.\u003c\/p\u003e\n\u003cp\u003eThis adjustable range helps growers select a suitable temperature for different seed varieties. Germination requirements vary by species, so always follow the recommended temperature range for the seeds being started.\u003c\/p\u003e\n\u003cp\u003eExample temperature ranges include:\u003c\/p\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003ePlant\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eSuggested Germination Temperature\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eTomatoes\u003c\/td\u003e\n\u003ctd\u003e24–29°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeppers\u003c\/td\u003e\n\u003ctd\u003e26–30°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBasil\u003c\/td\u003e\n\u003ctd\u003e24–28°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLettuce\u003c\/td\u003e\n\u003ctd\u003e18–22°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eHow the Heat Pack Works\u003c\/h2\u003e\n\u003cp\u003eThe Heat Pack contains an integrated temperature sensor that monitors the surrounding environment and regulates heat output.\u003c\/p\u003e\n\u003cp\u003eIts CNC-machined aluminum core distributes warmth across the heating surface, while the compatible silicone chamber helps retain warmth around the seed and reduce rapid temperature changes.\u003c\/p\u003e\n\u003cp\u003eWhen used together, the Heat Pack and silicone chamber support three important environmental factors involved in germination:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSuitable temperature\u003c\/li\u003e\n\u003cli\u003eBalanced moisture\u003c\/li\u003e\n\u003cli\u003ePassive airflow\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCNC-Machined Aluminum Heating Core\u003c\/h2\u003e\n\u003cp\u003eThe Heat Pack is manufactured from thermally conductive aluminum to distribute warmth efficiently across its surface.\u003c\/p\u003e\n\u003cp\u003eThe aluminum body is protected with an electrophoretic and powder-coated finish for durability during repeated use. The compact design delivers targeted warmth directly to the compatible germination chamber rather than heating a large propagation area.\u003c\/p\u003e\n\u003ch2\u003eUSB-C Powered Design\u003c\/h2\u003e\n\u003cp\u003eHeat Pack uses low-voltage USB-C power and can be connected to a compatible power adapter.\u003c\/p\u003e\n\u003cp\u003eFor recommended performance and product longevity, use the power supply specified in the product manual. The manufacturer currently recommends an \u003cstrong\u003eApple 5V\/20W USB-C power adapter\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2\u003eDesigned for Seed Starter Silicone Chambers\u003c\/h2\u003e\n\u003cp\u003eHeat Pack is designed to fit compatible \u003cstrong\u003eSeed Starter silicone germination and propagation chambers\u003c\/strong\u003e, including the \u003cstrong\u003eSprout Silicone Seed Germination Chamber\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe silicone chamber surrounds the heating core and helps retain warmth while supporting moisture management and passive airflow. Its modular design allows the Heat Pack to be used with compatible chamber configurations as the Seed Starter system develops.\u003c\/p\u003e\n\u003cp\u003eFor a complete setup, explore the \u003cstrong\u003eSprout + Heat Pack Seed Germination Kit\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2\u003eAdjusting the Temperature\u003c\/h2\u003e\n\u003cp\u003eTo change the temperature:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003ePress the \u003cstrong\u003e+\u003c\/strong\u003e or \u003cstrong\u003e−\u003c\/strong\u003e button.\u003c\/li\u003e\n\u003cli\u003eEach press changes the setting by 1°C.\u003c\/li\u003e\n\u003cli\u003eThe indicator light flashes once after each adjustment.\u003c\/li\u003e\n\u003cli\u003eStop when the desired temperature is reached.\u003c\/li\u003e\n\u003cli\u003eThree flashes confirm that the setting has been saved.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003eMemory Function\u003c\/h2\u003e\n\u003cp\u003eHeat Pack stores the most recently selected temperature.\u003c\/p\u003e\n\u003cp\u003eWhen power is disconnected and restored, the unit returns to the previous saved setting, reducing the need to reconfigure it after each power cycle.\u003c\/p\u003e\n\u003ch2\u003eResetting the Default Temperature\u003c\/h2\u003e\n\u003cp\u003eTo return the Heat Pack to its default setting of 27°C:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003ePress and hold the \u003cstrong\u003e+\u003c\/strong\u003e button for six seconds.\u003c\/li\u003e\n\u003cli\u003eRelease the button when the indicator light begins flashing rapidly.\u003c\/li\u003e\n\u003cli\u003eThree flashes confirm that the temperature has been reset.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003eInstallation\u003c\/h2\u003e\n\u003cp\u003eTo install the Heat Pack:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eInsert it into a compatible Seed Starter silicone chamber.\u003c\/li\u003e\n\u003cli\u003eConfirm that the unit is seated securely.\u003c\/li\u003e\n\u003cli\u003eAlign the USB-C opening in the chamber with the port on the Heat Pack.\u003c\/li\u003e\n\u003cli\u003eConnect the USB-C cable and compatible power adapter.\u003c\/li\u003e\n\u003cli\u003eConfirm that the indicator light illuminates.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eThe unit will begin warming toward the saved temperature setting.\u003c\/p\u003e\n\u003ch2\u003eCare and Safety\u003c\/h2\u003e\n\u003cp\u003eTo maintain the Heat Pack:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDo not submerge it in water.\u003c\/li\u003e\n\u003cli\u003eKeep the USB-C port, buttons, and indicator light dry.\u003c\/li\u003e\n\u003cli\u003eDisconnect the unit before cleaning.\u003c\/li\u003e\n\u003cli\u003eWipe it gently with a damp cloth when necessary.\u003c\/li\u003e\n\u003cli\u003eDo not use isopropyl alcohol or harsh chemical solvents.\u003c\/li\u003e\n\u003cli\u003eInspect the power cable and adapter before use.\u003c\/li\u003e\n\u003cli\u003eFollow the complete product manual and safety instructions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAdjustable seed germination heater\u003c\/li\u003e\n\u003cli\u003eTemperature range from 20°C to 35°C\u003c\/li\u003e\n\u003cli\u003e1°C temperature adjustments\u003c\/li\u003e\n\u003cli\u003eDefault setting of 27°C\u003c\/li\u003e\n\u003cli\u003eIntegrated temperature sensor\u003c\/li\u003e\n\u003cli\u003eCNC-machined aluminum heating core\u003c\/li\u003e\n\u003cli\u003eDurable protective finish\u003c\/li\u003e\n\u003cli\u003eUSB-C-powered operation\u003c\/li\u003e\n\u003cli\u003eBuilt-in temperature memory\u003c\/li\u003e\n\u003cli\u003eCompatible with Seed Starter silicone chambers\u003c\/li\u003e\n\u003cli\u003eCompact and reusable design\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat’s Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeat Pack seed germination heater\u003c\/li\u003e\n\u003cli\u003eUSB-C power cable\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eImportant Information\u003c\/h2\u003e\n\u003cp\u003eHeat Pack helps growers manage temperature, but germination results also depend on seed viability, storage, preparation, moisture, airflow, sanitation, and species-specific requirements.\u003c\/p\u003e\n\u003cp\u003eAlways review the \u003ca href=\"https:\/\/therootnerds.com\/pages\/heat-pack-manual\" title=\"Heat Pack USB-C product manual\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong\u003eHeat Pack Product Manual\u003c\/strong\u003e\u003c\/a\u003e, \u003ca href=\"https:\/\/therootnerds.com\/pages\/faq\" title=\"FAQ\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/a\u003e, and \u003ca href=\"https:\/\/therootnerds.com\/pages\/warranty\" title=\"Product warranty page\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong\u003eWarranty Information\u003c\/strong\u003e\u003c\/a\u003e before use.\u003c\/p\u003e\n\u003cp\u003ePaired with Seed Starter silicone chambers, Heat Pack forms the core of a modular germination system designed to support healthy seed development from the very first stage of the plant life cycle.\u003c\/p\u003e","brand":"Root Nerds","offers":[{"title":"Default Title","offer_id":44321707327601,"sku":"shopify_US_10246495600957_51440017801533","price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0061\/1391\/9089\/files\/Heat_Pack_USB-C_Seed_Germination_Heater_Unplugged.png?v=1787682150"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0061\/1391\/9089\/collections\/growing-heatmat-thumbnail_8c91ae8e-e792-4edd-8924-b7db231615b4.jpg?v=1786831217","url":"https:\/\/www.groworganic.mom\/collections\/heat-mats.oembed","provider":"Grow Organic","version":"1.0","type":"link"}