Top 10 Most Essential Greenhouse Supplies

Are you thinking about adding a greenhouse to your property? 

If so, you will be glad to know that there are all kinds of ways to achieve this goal.

Whether you’re going for a full-fledged, largescale greenhouse or a smaller, more do-it-yourself style.

However, you are going to need to invest in some supplies.

So, exactly what greenhouse supplies do you need? 

While the exact list may vary depending on what you are going for, we’ve got some tips on the best supplies every soon-to-be greenhouse owner should stock up on.

Comparison Table

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How We Chose Our Ratings


Before we jump in and share with you our picks for the very best supplies for your greenhouse, we want to make one thing clear. We are not sharing this information in an effort to get you to buy a particular product or to try and make you think a certain way.

No, our only goal is to help you to get the very best supplies for your greenhouse. We don’t care what brand you buy or whether you take some or all of our advice. 

We just want you to spend your money wisely and end up with what you need.

That’s why we have put tons of time and effort into researching different supplies and options. We’ve done all the hard work and research so that you don’t have to, and these ratings are simply the honest result of all of our hard work.

With that in mind, we present our picks to you!

Top 10 Most Essential Greenhouse Supplies Reviews

1. A Self-Watering Plant Tray

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  • PLANTS WATER THEMSELVES – This large Self Watering Tray ensures plants are watered automatically for up to 14 days! The perfect plant-sitter, this tray prevents overwatering. With this tray, you can trust that your plants are happy while you’re away! and is the perfect plantsitter and works great as a holiday watering system
  • UP TO 2 GALLONS – The base reservoir tray and capillary matting provides a reservoir of over 2 gallons. By ensuring the exposed compost at the bottom comes in contact with the capillary matting, the plants will draw water as needed
  • PERFECT FOR – Whether you’re going on vacation or just don’t want to worry about watering your greenhouse, this tray is a great automatic self-watering solution. Terra cotta pots work especially well with this device. Plants grow strong and healthy with this waterer

Whether you make it yourself, which is surprisingly easy to do or buy one of the many commercial products available at home goods stores, every greenhouse needs a self-watering plant tray.

These trays are amazing in that they can easily keep your potted plants watered and healthy for a full two weeks, though exact times do vary based on the size of the unit that you buy. That’s perfect if you have a busy schedule and don’t get out to your greenhouse as much as you’d like if you have a lot of plants to tend to, and/or if you’re going on a long vacation.

Whichever tray you buy, just make sure it’s the right size for your needs, that it’s made of quality materials, and that you follow all directions carefully before the first use. As long as you do everything right on your end, this awesome product deserves it.

2. Single Stage Thermostat

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  • Line Volt Mechanical Tstat

Whether you need help heating your greenhouse up in the winter months or keeping it a tad bit cooler during the summer months, this thermostat can do the trick.

It is both weather-resistant and corrosion-resistant, allowing it to withstand even the toughest of conditions and helping you to get your money’s worth.

This model also has a wide temperature range and can go from a low of 40 to a high of 100 degrees, perfect no matter what the season, the need, or the plants you’re growing.

While we did think the wiring and general assembly process were a bit advanced for the average greenhouse owner, it’s nothing you can’t figure out, especially if you have a little help on your side.

3. A Minimum Maximum Thermometer

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  • STYLISH MAX MIN THERMOMETER – Digital clear and easy to read display greenhouse thermometer showing high, low and current temperatures on one screen.
  • GREAT AS A GARDEN THERMOMETER – Suitable for indoor and outdoor use in the home, garden or greenhouse. East to reset and change from C to F
  • IS A MIN MAX THERMOMETER THE SAME? – Yes, just named different. An ideal accessory for the greenhouse to monitor high and low fluctuations in temperature.

When it comes to buying greenhouse supplies, a thermometer probably isn’t the first thing that crosses your mind.

However, you really do need a good minimum-maximum thermometer, and this one is pretty perfect. 

It’s an electronic thermometer that allows you to easily reset it with the push of a button. You can hang it yourself or mount it to a wall.

No matter how you display it, it provides a very effective way to carefully monitor the changing temperatures of your greenhouse throughout the day and to ensure that they are appropriate for your plants.

4. Greenhouse Film

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  • GREENHOUSE – This seamless Poly is 6 mil (0.006 Inch) thick is specifically designed for greenhouse applications
  • EXCELLENT LIGHT TRANSMISSION – To maximize the growing season and ensure your plants have every advantage
  • UV STABALIZED – Our Plastic Film has been UV treated so it is suitable for continual outdoor use for up to 4 years

For our number one pick, we had to go with another product that you probably didn’t know you needed: a greenhouse film.

This film is amazing for keeping condensation at bay. It can also diffuse light as needed and help you to save on energy costs.

Other nice features include the warranty that helps to protect your purchase, the easy set-up, and the easy-to-follow instructions, which will allow anyone, regardless of experience level, to successfully use this film.

5. Dura-Bench Greenhouse Bench Top

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  • Greenhouse bench tops allow airflow to flowers and plants – Smooth top allows trays, pots and flats
  • Durable, easy-cleaning, smooth (no splinters or rough edges), and non-porous
  • Adds an attractive, professional appearance for your retail displays

To start off with, you have probably noticed that many greenhouses feature benches. These aren’t the type of benches that are designed for you to sit on, however.

These are benches that grow flowers and give them pretty of room to blossom and bloom.

These special benches can be hand-constructed, but that times a lot of work. Plus, despite your best efforts, your design might not turn out exactly the way you want.

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If you want to ensure you get the perfect greenhouse benches for growing plants, we recommend benches made exactly for that purpose, such as these awesome benches from Dura-Bench. 

We like these benches for a lot of reasons. For starters, they are super affordable. Prices do vary depending on where you buy, you can usually get them from most online retailers.

The price isn’t the only nice thing about these benches, though. We also like that they are super strong and guaranteed not to rust, rot, or run into other problems. They’re also surprisingly lightweight despite their durability but can still hold up to 600 pounds or more!

These benches are super easy to clean too. While we do think they could look a bit more decorative, they’re good, basic benches. And, for that reason.

6. Heat Star Blue Flame Greenhouse Heater

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  • No power needed for operation
  • ODS low oxygen detector
  • Thermostat control

When you think of owning a greenhouse, you probably think of the sun doing most of the heating.

While that is exactly what happens in an ideal situation, it’s also true that every situation isn’t necessarily ideal.

Sometimes, it gets too cold or overcast outside for the sun to do its job. When that’s the case or when you have plants that need extreme heat, having a greenhouse heater like this one can really come in handy.

There are all kinds of greenhouse heaters that you could choose from, but we like the Heat Star option for a lot of specific reasons.

To start with, it’s very safe and resistant to fire. Thus, you don’t have to worry about your precious plants or about any structures near your greenhouse being damaged by flames.

This heater is also very energy efficient, which enables it to help you save money. Even better, it’s easy to install, so you won’t have to hire anyone to come out and do it for you. 

You can also choose from various heat settings to get the exact heating power you need, and you’ll enjoy a great warranty to help protect your investment for many years to come.

We do think that all of the options available could be a bit less confusing, but, other than that, we think this heater deserves it.

7. Irrigation or Misting System

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In recent years, there has been a lot of talk about the importance of conserving water and using natural water when possible.

That’s where the irrigation system really comes in handy.

With this amazing product, you will have easy access to the rainwater you’ve harvested yourself. It collects inside of this device and makes it super easy to then transport that water into your greenhouse for use as needed.

There’s a small tap at the base of the stand, which allows you to fill smaller containers, like water cans, with your harvested rainwater. 

With this amazing tool, you’ll not only reduce water costs and make maintaining your greenhouse easier, but you’ll also be having a positive impact on the environment. Because of this, we think it’s pretty darn powerful and amazing.

8. Canarm Industrial Ceiling Fan

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  • 56-Inch Three Blade Ceiling Fan
  • Has A 16-Inch Downrod Mount Hanging System
  • All Metal And Black In Color
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Every good, healthy greenhouse needs plenty of airflow and circulation. However, that can sometimes be hard to achieve, especially when you have a larger greenhouse.

Fortunately, the solution to your airflow problems can be found in this amazing fan.

It can disperse air fully and carefully over even the widest greenhouse area. It also has a lot of different speed options for easy customization and use. You can choose between both upward and downward airflow. 

Best of all, this fan is truly built to last. You’ll enjoy full metal construction and easy assembly too, making for an awesome greenhouse fan.

9. A 3 Tier Seed Tray

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We’ve already mentioned how greenhouses can come in all different shapes and sizes. If you’re someone who has a smaller home greenhouse, don’t worry. You can easily save and maximize your space with this seed tray.

With this tray, you can hold up to five benches’ worth of plants. 

Pretty amazing, right?

Thus, no matter what the size of your greenhouse, you can easily and immediately improve your plant capacity with this tray.

The Halls model is particularly good since, unlike many other products on the market, it’s made fully of aluminum for strength and durability.

10. Farmtek Aluminum Shutters

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Every good greenhouse should have some shutters, and we strongly recommend this option from Farmtek. 

We like that these shutters are completely adjustable so you can easily maneuver them to match any need. 

In fact, if you like, you can even buy a special opener to help you operate them even more easily. It’s definitely not required though and, with or without the opener.

Buyer’s Guide

As you can see, there are all kinds of amazing greenhouse supplies out there- probably some you weren’t even aware existed.

Of course, you probably can’t buy all of them, nor do you need to.

Instead, our advice is to spend some time getting used to your greenhouse. As you do so, take note of problems you encounter or any other issues or concerns you may have.

Once you’ve done that, it will be so much easier to figure out what kinds of products and accessories your greenhouse needs.

From there, you can start shopping and buy the products from our list or other products that meet your specific needs.

Remember, every greenhouse is different, and your main goal should be only to cater to your greenhouse specifically.

Don’t go overboard and buy things you don’t need. Shop just for your greenhouse specifically to save money and to save you from all the hassle. 

Be Sure To Shop With Care 

As a final piece of advice, we encourage you to shop with care.

Not only should you be mindful to only buy what you truly need, but you should also try and find the best deals.

Greenhouse supplies regularly go on sale. 

If you’re keener to shop around, you can usually get great deals and catch some rock bottom prices.

However, don’t sacrifice quality for a low price, especially in terms of the more important items.

If you can be careful in these ways when you shop, you’ll end up with much better products and a much better greenhouse to show for it.

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