Seedling Heat Mat & Digital Thermostat Combo | 48″ x 20.75″ | Adjustable Temp Control 68–108°F | Waterproof Propagation Mat for Seed Starting & Cloning

48″ x 20.75″ Heat Mat & Thermostat Combo – Professional Root Zone Heating for Seeds, Cuttings & Indoor Gardens

Get faster germination and stronger seedlings with this professional-grade seedling heat mat and digital thermostat combo. Designed for serious growers and hobbyists alike, this 48″ x 20.75″ waterproof heat mat maintains the ideal temperature range (10–20°F above ambient) to encourage rapid root development during early plant growth.

Paired with a digital thermostat controller, this combo gives you precision temperature management between 68°F and 108°F (20–42°C)—perfect for propagation trays, seedling flats, and cloning chambers.

🌿 Key Features

🔥 Optimal Heat for Germination & Rooting
Raises root zone temps by 10–20°F above ambient, creating the perfect environment for seedlings, clones, and cuttings. Supports strong early growth and reduces germination time.

📲 Digital Thermostat Controller (68–108°F)
Includes an intuitive 3-button controller with a clear display. Easily switch between Fahrenheit and Celsius, and set your desired temperature range in seconds. Sensor probe delivers accurate readings in all environments.

💧 Water-Resistant & Durable Construction
The mat is built from flexible, heavy-duty materials with a reinforced cord connection for long-term use. Waterproof design allows for safe cleaning and daily use in moist growing areas.

✅ Universal Compatibility
While optimized for the included mat, the digital thermostat is compatible with all standard heat mats, making it a versatile choice for your growing toolkit.

✅ Ideal For

• Seed Germination & Cutting Propagation

• Grow Tents, Greenhouses, and Indoor Grow Rooms

• Cloning Chambers & Propagation Trays

• Maintaining Root Zone Temperature in Cold Spaces

• Year-Round Indoor Gardening

📐 Specifications

• Mat Dimensions: 48″ x 20.75″

• Temperature Range: 68°F – 108°F (20°C – 42°C)

• Temperature Increase: 10–20°F above ambient

• Display Modes: °F / °C

• Build: Flexible, Waterproof, Reinforced Cord Seal

• Included:

  • 1 x Seedling Heat Mat

  • 1 x Digital Thermostat Controller

  • 1 x Temperature Probe

  • 1 x User Manual