7 Best Solar Heaters for Greenhouse (Review 2022)

Do you find solace in gardening? Then you must also be aware of the challenges it comes with. It could be difficult to create the garden of your dreams. It is due to the difficulties your green friends might face while germinating or growing.

There are seasonal restrictions, weather extremities, and the threat of insects, bugs, animals, and pests you must deal with while gardening. However, installing a greenhouse is the best way to tackle these difficulties.

A greenhouse provides a safe and secure environment for your plants. It outwits harsh weather conditions and extends your favorite plants’ growing and harvesting seasons. However, even a greenhouse might not be apt for regions with extreme climatic conditions.

It holds true for extremely cold, humid, or hot regions, where greenhouses fail to protect your growing space to the fullest. In cold countries, your greenhouse might not be able to receive an ample amount of solar energy and face a drastic drop in temperature, thus affecting the growing plants.

But a solar heater can be your way out of this. You can install a solar heater in your greenhouse to compensate for the solar energy and obtain the temperature suitable for your growing space.

However, when buying a solar heater for greenhouse, you might be drowned in a pool of confusion. It is natural with so many options flooding the market and you being a newbie with solar heaters. Hence, we have brought you the best solar heaters for your greenhouse to help you make the right choice.

Image Product
EF ECOFLOW 110-Watt Portable Solar Panel for Power Station
  • Easy to Carry Around
  • Power-Efficient
  • Durable
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Bio Green PHX 2.8/US Phoenix Greenhouse Heater
  • Purposeful Design
  • Fit for All
  • Adjustable Features
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Bio Green PAL 2.0/USDT Palma Greenhouse Heater incl. Digital Thermostat
  • High Heating Capacity
  • Sturdy Construction
  • Thermostatic Control
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iPower Electric Heater Fan with Digital Cooling Thermostat Controller for Greenhouse
  • Auto shut-off system
  • Accurate thermostatic system
  • Multi-Purpose
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Dr Heater DR218-1500W Greenhouse Garage Workshop Infrared Heater
  • Easy to Maintain
  • Portable
  • Waterproof
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Dreo Portable Space Heater, 70°Oscillating Electric Heaters with Digital Thermostat
  • Noiseless
  • Smart Approach
  • Energy-Efficient
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AgiiMan Outdoor Patio Heater
  • Perfect for Outdoors
  • Effective Temperature Control
  • Saves Energy
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Top 7 Solar Heaters for Greenhouse

Here are the top 7 solar heaters for greenhouses with exceptional features. You can review their characteristics and price and buy the best one that suits your growing space.

1. EF ECOFLOW 110-Watt Portable Solar Panel for Power Station

EF ECOFLOW solar heater can be your best choice when it comes to regulating the temperature in your greenhouse. It has the most powerful features making it a versatile greenhouse solar heater.

Easy to Carry Around

This solar heater is renowned for being extremely portable. It has foldable solar panels. Hence, you can use it for various purposes besides a greenhouse heater by carrying it around easily.

Power-Efficient

This solar heater proves power-efficient as it has a 23% conversion rate. Moreover, it has an adjustable carry case to enhance solar coverage. Hence, it charges the solar generators with utmost efficiency and speed.

Durable

It has a durable construction with an IP68 waterproof rating, thus making it weather and rust-resistant.

Pros and Cons of EF ECOFLOW 110-Watt Portable Solar Panel for Power Station

Pros

  • It lasts longer
  • It is a high solar conversion rate
  • It is a multi-purpose solar heater.

Cons

  • The kickstand case might prove unworthy
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2. Bio Green PHX 2.8/US Phoenix Greenhouse Heater

Bio Green PHX 2.8/US phoenix greenhouse heater is another best greenhouse solar heater to save your growing space from the harsh cold. A multi-purpose solar heater proves just the right choice for you.

Fit for All

It is a solar heater perfect for all kinds of spaces, whether a greenhouse, shed, garage, storeroom, etc. It is due to its high portability and easy installation features that let you use it everywhere you go.

Purposeful Design

This solar heater has a smart and purposeful construction to allow you complete convenience. You get an efficient temperature control system and the appropriate temperature in your greenhouse. Moreover, the stainless steel and waterproof construction keep it safe from rough weather and rust.

Adjustable Features

You can adjust the heat output as it comes with three options, 1kw/3412 BTU, 1.8 kW 6141 BTU, and 2.8 kW/9553 BTU. It proves best for different temperature requirements for different plants.

Pros and Cons of Bio Green PHX 2.8/US Phoenix Greenhouse Heater – 220-240V

Pros

  • You can adjust the heat output
  • It is highly durable
  • It is easy to install

Cons

  • The power cord is short
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3. Bio Green PAL 2.0/USDT Palma Greenhouse Heater incl. Digital Thermostat

Bio Green PAL 2.0/USDT Palma greenhouse heater is the next item making it on our list of the best solar heaters. It is an all-rounder greenhouse heater that promises a safe space for your plants.

High Heating Capacity

This greenhouse solar heater has a high heat capacity as it can heat an area up to 120 ft2 in less time. Consequently, you can utilize it to warm up big greenhouses.

Sturdy Construction

The best part about this greenhouse heater is its stainless-steel construction. The heating elements and fan are highly durable, weather-resistant, and rust-proof. Hence, you get a greenhouse heater that lasts for decades.

Thermostatic Control

It comes with a digital thermostat and efficient sensor cables that measure and regulate the temperature in your greenhouse during summers and winters.

Pros and Cons of Bio Green PAL 2.0/USDT Palma Greenhouse Heater incl. Digital Thermostat

Pros

  • It has great power over temperature control
  • It has a long-lasting body
  • It has a fast heating mechanism

Cons

  • The power cord is not long enough
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4. iPower Electric Heater Fan with Digital Cooling Thermostat Controller for Greenhouse

iPower Electric Heater can be a perfect choice if you want a greenhouse heater with fast heating features.

Auto shut-off system

This solar heater is safe to use as it comes with an auto shut-off system. The thermostat is constructed to limit heat, which shuts off the system immediately in cases of overheating.

Accurate thermostatic system

The greenhouse solar heater has a highly accurate thermostat control. It is due to a temperature probe and controller with a wide temperature range. Hence, you can expect a temperature control from -40 to 176-degree Fahrenheit.

Multi-Purpose

This solar heater is apt for various uses, such as greenhouses, offices, and garages, all with areas up to 160 sq. ft.

Pros and Cons of iPower Electric Heater Fan with Digital Cooling Thermostat Controller for Greenhouse

Pros

  • There are many different uses for it
  • It is safe to use
  • The temperature control is highly efficient

Cons

  • You might face problems with water-proofing
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5. Dr Heater DR218-1500W Greenhouse Garage Workshop Infrared Heater

The heater can be a perfect fit for your greenhouse. It gives you an efficient heat regulation in your greenhouse like never before.

Easy to Maintain

The versatility of this infrared greenhouse heater starts with its easy maintenance features. It has permanent lubrication and thermal protection motors, making maintenance easy.

Portable

This heater for greenhouses is portable and lightweight. Hence, you can use its high portability to carry it wherever you need it.

Waterproof

It has an IPX4 construction which makes it waterproof and hence highly durable.

Pros and Cons of Dr Heater DR218-1500W Greenhouse Garage Workshop Infrared Heater

Pros

  • It is worth the cost
  • Carrying it around is simple
  • When it gets too hot, it turns off automatically

Cons

  • It does not come with a surrounding temperature display system
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6. Dreo Portable Space Heater, 70°Oscillating Electric Heaters with Digital Thermostat

Dreo greenhouse solar heater is another best solar heater you can come across in the market. It has a purposeful design that makes the best use of solar energy.

Noiseless

The noise-cutting feature of this solar heater makes it one of the best. It comes with a DC motor and a 9-blade fan that makes it work with low noise levels up to 40dB.

Smart Approach

It has a purposeful and smart design. You can find a 70-degree oscillation system, LED display, three heating and fan modes, and an air filter. These features make it highly comfortable for use.

Energy-Efficient

This compact yet powerful greenhouse heater also makes the best use of energy. It automatically shut-off during warm days so you can save energy and cut your electric bills.

Pros and Cons of Dreo Portable Space Heater, 70°Oscillating Electric Heaters with Digital Thermostat

Pros

  • It comes with a modern design
  • It provides you with a quiet heating experience
  • It saves a lot of energy

Cons

  • It does not have a remote control
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7. AgiiMan Outdoor Patio Heater

AgiiMan greenhouse solar heater is one of the best if you are searching for a versatile heater for your greenhouse.

Perfect for Outdoors

This greenhouse heater uses PTC stone heating technology to provide the best heat regulation outdoors. It also has an overheating control mechanism, making it safe to use.

Effective Temperature Control

The temperature control system of this greenhouse heater is highly efficient. It uses its high heating capacity, fans, and thermostat knob to provide a suitable temperature in your greenhouse.

Saves Energy

Agiiman outdoor patio heater also comes with an energy-efficient approach. It works best as a supplemental heating system, so you utilize the appropriate amount of energy needed.

Pros and Cons of AgiiMan Outdoor Patio Heater

Pros

  • It is safe to use due to the overheating prevention mechanism
  • It is highly energy efficient
  • It works best outdoors

Cons

  • It might prove to be costly
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Best Solar Heaters For Greenhouse: Buyer’s Guide

Now that we have gone through the list of the best solar heaters for a greenhouse, it is time to know the factors you must consider while buying a solar heater for your greenhouse. Here are the parameters that make the best greenhouse solar heater, which you must keep in mind.

  1. Heating capacity: you must choose a solar heater with an appropriate heating capacity. It must match the size of your greenhouse, the temperature required for your plants, and the ambient temperature in your region.
  2. Temperature control system: A solar heater with an automatic temperature control reduces the manual on/off. Hence, you must select a greenhouse heater with an effective temperature control thermostat.
  3. Safety: your greenhouse solar heater must be safe to use and have an auto shut-off system in case of overheating.

Best Solar Heaters for Greenhouse: FAQs

How to make the best use of a solar heater for your greenhouse?

A solar heater might heat your greenhouse appropriately. However, it only works best if you have an insulation system to avoid the heat escape from your greenhouse.

Are ceramic greenhouse heaters apt for large greenhouses?

No, a ceramic greenhouse heater does not provide sufficient heat for a large greenhouse.

When is it the right time to shut off the solar heater?

You must shut off the solar heater when the greenhouse temperature crosses 90 degrees Fahrenheit.

What is the best heater for greenhouse?

EF ECOFLOW solar heater can be your best choice when it comes to regulating the temperature in your greenhouse.

Can I use solar to heat my greenhouse?

Yes, you can use the solar heaters to heat your greenhouse.

Conclusion

Winters might pose problems for your greenhouse due to extremely low temperatures, especially in cold countries. However, a solar heater can come to your rescue and provide a suitable temperature for your greenhouse. Hence, you can select the best solar heater for your growing space and create a safe environment for your plants.