Updated at: 05-01-2023 - By: Sienna Lewis

Anyone just starting out in greenhouse gardening needs some guidance on how to pick a floor for their greenhouse and whether or not it should be permanent. Starting plants in a greenhouse is more than just picking out a few varieties. The quality of your greenhouse structure will have a significant impact on your ability to successfully grow plants.

Fortunately, you don’t have to worry about a simple task like the greenhouse flooring. The best flooring may be found at the end of this essay if you learn about each of the three variables. Because each gardener’s plants and location are unique, the finest greenhouse flooring will have to be tailored to their needs.

How To Choose Greenhouse Flooring: 3 Factors To Consider

Do your greenhouse need flooring?

If you’re shopping for greenhouse flooring, you could be asking yourself this question. If you have a small greenhouse, you can just put the greenhouse straight on the ground because you’ll be growing your crops there anyhow. Because of the soil in your area, you can predict how well the drainage will work.

Good drainage

Floors aren’t necessary if you reside in a location with well-drained soil, such as loam. Gardeners, on the other hand, cannot guarantee that the ground will not become muddy and turn to dirt. A soil test is the best approach to determine whether or not you may skip the flooring.

Greenhouse Flooring Ideas: How to Choose The Best Greenhouse Floor

Raised beds

What if I’m growing in a greenhouse raised bed? If this is the case, omitting the flooring will allow your plants’ roots to develop more deeply. this is the case. If you want to make it easier for people to get around inside, you can lay down a gravel walkway.

According to the University of Georgia, crushed stone or cinders are also acceptable filler materials. If you’re looking for a more difficult approach, consider using brick or concrete, but remember that loose materials offer greater humidity, aeration, and absorption on the surface.

Flooring material

Organic vs. non-decomposing

There are so many choices when it comes to greenhouse flooring that it might be difficult to make a decision. You can use wood chips and sawdust if you want to go organic, but they won’t last long. Cement, brick, gravel, or wood are also options if you prefer a more robust floor.

Regardless of whether you go with concrete or wood, it’s important to remember that you’ll need a drainage system. Mold can grow in the greenhouse as a result of this. Brick or flagstone, on the other hand, can assist you keep the heat in during the night if you live in a chilly area.

In addition, if you want to spend a lot of time in the greenhouse, you’ll need a textured floor for safety reasons.

Weed mats

Weed mats can also be used to improve your greenhouse’s flooring, especially if you have a large number of plants. In a large-scale greenhouse, weeds and pests will be kept at bay by this method. Lava and landscape rocks are good options for a more visually appealing floor, but they come at a price in terms of upkeep and cost.


If you’re looking for a material that’s commonly used in greenhouses, concrete is your best bet. In order to get the most out of the product, be sure that it has been poured and insulated. Ultimately, the choice of flooring for your greenhouse is up to you and what you consider to be the most practical.

Semi-permanent or permanent greenhouse flooring?

The use of organic or non-decomposing materials was previously explored in the article. Having a permanent or semi-permanent greenhouse floor is also connected to the following topic we’ll discuss. Because organic materials decompose over time, you’ll have to replace them eventually.

Concrete, wood, and bricks are all viable options for greenhouse flooring if you’re looking for a long-term solution. This type of material is more expensive in the beginning, but it will last far longer than alternatives like pine needles or sand. Also, keep in mind that semi-permanent materials will require weed barriers to keep out grasses and other organisms.

The Best Flooring for a Greenhouse  (Includes Benefits)

Soil Flooring

Soil flooring is an option for beginning greenhouse farmers and gardeners. Small and compact greenhouses are ideal for this. It’s easy to install soil flooring in a greenhouse because it doesn’t require a lot of time, money, or resources. With the help of conventional agricultural methods, it will be easier to cultivate fruits and vegetables on the ground. This type of flooring is ideal for growing avocados and tomatoes.

However, you would be unable to walk on a level surface. There are several options for creating walkways, including pavers made of gravel, flagstone, or wood planks. It will not only improve the aesthetics of your greenhouse, but it will also aid in the drainage of excess water.

Concrete Slab

This type of greenhouse is becoming increasingly popular since it features a concrete floor. This is due to the ease with which it can be set up and maintained. Make certain to use a contractor with experience installing concentre slabs. You will be able to have a long-lasting floor that does not damage the ground if you do this.

Despite its high cost, this is one of the most durable and low-maintenance flooring solutions available. Additionally, benches can be placed on top of a concrete slab because this type of flooring is capable of supporting the weight of large pieces of furniture.

The concrete slab will make it easy to transfer seeds, fertilizers, and other farming supplies in a wheeled vehicle after installation. In order to ensure efficient drainage, the slab should be constructed on a modest slope.

Rocks and Pebbles

Greenhouses don’t have to be created in a simplistic manner in today’s world. This implies that you can decorate the floor of your greenhouse in whatever way you choose. Using stones and pebbles to cover the entire floor of the greenhouse is a great idea. The flooring in your conservatory will be a breeze to install, as well as being stunning.

As long as you have the proper tools, you may install rocks and pebbles on the floor of your greenhouse on your own. Only a few stones and pebbles are needed from a contractor to complete the project, and the rest may be done at home. If there are any weeds in the area, you’ll need to get rid of them. To prevent weeds from growing through the stones, use a weed mat first.


Gravel is a low-cost solution to increase the durability of your greenhouse’s floor. In addition to being a cost-effective alternative, it can also help with drainage. Because of the advantages it provides, this type of flooring is well regarded by gardeners.

When laying gravel, don’t forget to use a polypropylene ground cover underneath it. This is primarily to keep weeds out of your greenhouse. You don’t have to worry about unwanted plant growth once the polypropylene cover is in place. As a bonus, you won’t have to spend money on weedicides. Most gardeners use gravel as a greenhouse floor because of these advantages.


Throughout history, bricks have played a significant part in the construction sector. Due to their ability to withstand natural disasters, brick is a popular choice for building structures. In light of this, a greenhouse floor made of bricks would be a good choice.

A single-layer brick floor is highly suggested if your greenhouse is located in an area with limited space. A large-scale greenhouse should be built with numerous layers of bricks to ensure that the floor is strong and stable.

Conservatories benefit from bricks because of their ability to absorb water. As a result, your fruits and vegetables will thrive in your greenhouse thanks to the ideal humidity levels. Bricks lend a rustic feel to a greenhouse, and they can also be visually appealing.

Vinyl Covering

The usage of vinyl flooring in greenhouses is recommended to commercial farmers and gardeners. This is mainly due to the fact that this form of flooring is really affordable. You won’t have to spend a lot of money to safeguard a large region. As a result, it’s a good idea to seek out greenhouse floor vinyl covering installation services from companies with a proven track record.

UV-resistant, anti-bacterial and anti-microbial vinyl coatings may be available. This sort of flooring also has the advantage of being water-resistant. As a result, there will be no weeds or other undesired plants growing on your greenhouse floor.

Types of Greenhouse Flooring - Greenhouse Info

Benefits That Your Greenhouse Flooring Should Offer You

When designing the floor of your greenhouse, you need to know exactly what advantages it will provide you. You can expect the following from your greenhouse flooring:

Proper Drainage

Your flooring choice must be able to drain properly in a wet and humid greenhouse climate. Drainage systems should also be installed if you are installing solid flooring like concrete, wood or mortared stone flooring. In this way, the greenhouse will not become slick, which might be extremely hazardous.


This is an example of how you might extend your current small to medium-sized greenhouse into a larger facility in the future. During rebuilding, you’ll need flooring that can be quickly and simply put and removed. You may have an issue if you have a significant section of hard flooring that does not mold. You should therefore look for flooring that may be tailored to your future plans and desires.

In addition, it’s a good idea to think about how you intend to cultivate your plants in the greenhouse. This will assist you in selecting a flooring solution that meets your requirements and decreases the likelihood of future modifications. As a result, you need first select whether you want to grow your food in the ground, raised beds, or a water-based system.


The goal of constructing a greenhouse is to lessen the environmental impact on a specific area. With a greenhouse, even if you live in a place where it is too cold to produce plants, this issue will not be significant to you because the temperature can be controlled to suit your crops.

For this reason, greenhouse flooring must be well-insulated in order to minimize the impact of outside temperature swings.

The weather conditions outside the greenhouse will have no effect on the growth of your fruits and vegetables because they will be protected by a solid and well-insulated floor.


The appropriate kind of flooring can also provide you with a long-term benefit in the form of durability. Choosing a long-lasting greenhouse floor is the best way to maintain the ground firm and free of weeds. As a result, you will be able to work more efficiently and focus on your crops rather than the floor. Installing a floor that has been used before is recommended.

You can look at other greenhouse farmers’ reviews and ratings. You’ll benefit from their knowledge of the advantages and downsides of each type of flooring on the market. You’ll be able to make the right decision in the end.

Easy Maintenance

The last thing a gardener wants to do is spend too much money on greenhouse upkeep. The cost of repairing a floor might quickly deplete your financial resources. Choosing a floor covering that doesn’t need to be repaired or replaced on a regular basis is, therefore, advised. If you can afford it, you should buy cheap greenhouse flooring. In the event of damage, it will be possible to repair it without incurring additional expenditures.

Repels Pests

Pests and weeds can be kept at bay in your greenhouse depending on the sort of flooring you install. Some types of flooring are pest-attractive, while others are pest-repellent. For example, natural flooring materials like sawdust and compost disintegrate over time.

Pests and algae can thrive in the decomposition process. Because pests are a problem for many plants, these are some of the things that you should avoid. Instead, you might go for concrete and stone flooring.

The 6 Most Common Greenhouse Flooring Options

1. Stone Greenhouse Flooring

Permanent greenhouse flooring can be installed in this manner. As a result of the fact that stone flooring is frequently mortared, this is the case. When the stones are not mortared in place, they are generally placed close together and stabilized with gravel or decomposed granite.

A surface drain is required for quicker water removal while installing a stone greenhouse floor and then mortaring it in place.

Stone slabs are the best option for greenhouse flooring if you wish to use stone. You won’t have to worry about tripping and falling in your greenhouse because the slabs are flat.

Some stone slab sellers use terms like patio stones and flagstones when describing their products. Make no mistake about it. In order to avoid the “fieldstone” sort of stone, you need to look elsewhere. An irregular surface on this type of stone makes it difficult to walk for a few days without getting tripped up.

2. Concrete Greenhouse Flooring

This is the most expensive solution for most people’s floors. Because of the high cost of concrete and cement, as well as the fact that it is frequently necessary to hire a professional installation business.

Concrete flooring, despite its high cost, is one of the greatest options. Because it gives your greenhouse and all of your greenhouse activities a flat, stable, and permanent surface. A drain is built into every concrete floor that has been properly laid. The drain’s main function is to allow water to be automatically drained away.

Concrete floors have the advantage of being extremely long-lasting. Despite its high cost, it frequently pays for itself over and over again.

3. Brick Greenhouse Flooring

Brick greenhouse flooring can be equally as pricey as concrete flooring in some cases. Due to their beauty and elegance, bricks are typically more expensive than other concrete flooring options.

There is no need to use mortar when installing this type of flooring. You don’t have to construct a drain for it either.

When you buy and install the bricks yourself, installing brick flooring is often less expensive than hiring a contractor. In order to achieve professional results, it is recommended that you outsource the work.

4. Pea Gravel Greenhouse Flooring

Cheapest option for flooring: Gravel floor. There are several greenhouse owners in the United States and the United Kingdom that utilize pea gravel as a floor in their greenhouses. Drainage is taken care of automatically with this type of flooring.

With pea gravel, the main drawback is that weeds can grow through the gravel and ruin the beauty of your greenhouse interior. Before adding pea gravel, greenhouse owners often install a weed barrier to prevent weeds from growing through the gravel.

When moisture is allowed to accumulate, pea gravel flooring can become slippery and potentially deadly. However, in well-aerated greenhouses, this is rarely an issue.

5. Mulch Greenhouse Flooring

Stability, drainage, and soil improvement are all advantages of this greenhouse flooring option. As a result, if you plan on growing plants in your greenhouse, this is an excellent flooring option to take into account.

Mulch’s only shortcoming as a flooring material is how quickly it decomposes. It’s for this reason that it should be refilled at the very least once a year.

To save money, you should buy mulch by the cubic yard if you plan to use it as greenhouse flooring.

6. Weed Barrier Greenhouse Flooring

It is common practice in commercial greenhouses to cover the floor with weed cloth or another type of woven fabric to prevent weeds from growing through.

It is the greatest flooring option for a landscape full of weeds. This type of flooring is level as well as effective at controlling weed growth. This makes it a breeze to walk on, making it more accessible. In addition, the ease with which water can travel through this type of flooring contributes to its ability to provide effective drainage.

Even though a weed barrier is impermeable to water, it will keep your floor clean by preventing mud from accumulating.

Commercial-grade weed barriers are the best option if you decide to utilize them as flooring. This is due to the fact that it is more effective at suppressing weeds and has a longer lifespan. Don’t waste your time and money installing weed cloth that will only last a few months.

What To Have In Mind When Buying A Greenhouse Flooring

There are six main varieties of greenhouse flooring, as shown above. All of them are unique. You’ll find all the information you need to know about greenhouse flooring in this section of the post. Choose a greenhouse flooring option that is right for you, your location, and what you plan to accomplish with it by considering these factors.

1. Cost

When making a purchase decision, the majority of consumers focus on price. Because many people think to themselves before making a purchase, “Can I afford this?”

Concrete and stone flooring in greenhouses are more expensive than other options, such as terracotta. As a result, if you have a large greenhouse and a limited budget, you should generally avoid installing concrete floors. Mulch and weed cloth are less expensive flooring options to explore.

2. Drainage

Because plants need to be irrigated in order to survive and thrive, greenhouses are typically damp places. In other words, if you’re going to lay down concrete, wood, or mortared stone as a continuous floor, don’t forget about the drainage. If you don’t have a drainage system in place, your greenhouse will become dangerously slippery. Mold will grow on damp floors, and that is something you do not want to happen.

Drainage is an important consideration when purchasing flooring. Don’t forget to install or have installed a drainage system if it’s a type that requires it.

3. Durability

It’s critical to think about the long-term usefulness of the flooring you’re contemplating installing. As a result, some flooring solutions are only known to survive for a few months, while others are known to last for decades. Sawdust and mulch, which last barely a few months, are other possibilities to consider. Decomposition shortens their shelf life to no more than a few months. Concrete and stone flooring, on the other hand, can last for decades.

In order to ensure that the flooring you choose will survive for a long time, don’t just pick a random alternative. Choose a floor made of concrete or stone.

4. Pests

When selecting a floor covering, keep bugs in mind. This is due to the fact that some types of flooring are more appealing to pests than other types of flooring. Organic flooring solutions like sawdust and compost, for example, disintegrate over time. Moreover, when they decompose, they can serve as a breeding ground for pests and algae. Mulch and sawdust should be avoided while producing crops, flowers, or plants that are frequently attacked by pests. Concrete and stone are better options since they are easier to clean and maintain.

5. Heat retention

If you live in a cold climate, this is an important consideration to make. Flagstone, concrete, and brick are the best flooring options for places with a chilly environment. This is due to the fact that they keep greenhouse temperatures stable by storing heat throughout the day and slowly releasing it at night. For example, during the winter months, they can help you save money on heating expenditures.

6. Traction

If you’re over the age of thirty, this is a very pertinent consideration. Why? As a rule, greenhouses are damp and slippery places to be. However, there are some flooring solutions that are more slippery. When it comes to flooring, if you’re not young anymore, you should choose for a less slippery material like concrete and make sure that drains are fitted to further increase safety. If you don’t, the flooring option you choose will most likely get overly wet and cause you to fall and injure yourself.

7. Weeds

Weed barriers are a must if you plan to grow vegetables or flowers in the ground in your greenhouse, so install them first. To prevent weeds from growing in the topsoil and competing with your crops or flowers, use a weed barrier. You’ll have to deal with weeds on a regular basis if you don’t put in a weed barrier.


How do you keep a greenhouse from blowing away?

You can keep a greenhouse from blowing away by placing it in a protected spot. It might be tucked away in a backyard nook or in the garage eaves. Wind netting and a wooden fence surrounding the greenhouse are popular options for some gardeners.

How much wind can a greenhouse withstand?

It is possible to damage huge sidewalls of greenhouses even at low wind speeds, even though the majority of greenhouses are designed to withstand 85mph winds.

Are small plastic greenhouses any good?

Adding a miniature plastic greenhouse to a garden or allotment is a great idea. Seedling and plant cloning are two areas where they excel. Portable plastic greenhouses are another advantage of employing tiny greenhouses.

What is the best floor to have in a greenhouse?

Poured concrete floors are the best, especially if they’re insulated. When properly constructed, a concrete floor drains away any excess water, making it easy to walk on and maintain cleanliness. During the day, concrete will reflect light and keep the temperature stable.

How To Choose Greenhouse Flooring Correctly - Krostrade

What do you put under greenhouse?

Wood or concrete are the most frequent building materials for hobby greenhouse foundations. The most common material is wood, which is both simple to work with and inexpensive. Wood, on the other hand, may be simply modified if you decide to relocate or expand your greenhouse in the future.

Can I put a greenhouse on gravel?

Gravel does a poor job of wicking away excess water from pots because of its inadequate interaction with the soil in the pots.

Should I seal my greenhouse?

Yes, greenhouses are airtight. Yes, an airtight greenhouse is a need. During the colder months and at night, this will help keep the heat in. Vents, on the other hand, are essential if summer temperatures rise over a comfortable level.

Does a greenhouse need drainage?

By their very nature, greenhouses contain a lot of water, therefore they must be constructed with drainage in mind. A muddy mess can be made in a greenhouse if there is no drainage system in place to remove the water from the pots and onto the floor.

How deep should a footing be for a greenhouse?

To lay a solid foundation for your greenhouse, dig a trench around the perimeter. Dig out a spade’s width around the edge to a depth of 5-6ins. Rubble, hardcore, stones, etc. should fill the bottom 3-4ins.


Crops grown in a greenhouse have a higher yield and are healthier, so it’s a win-win situation. The structure of the greenhouse is also important, including how to choose the suitable greenhouse flooring. Finally, you should choose a material based on the three criteria listed above.

Greenhouse flooring can be either permanent or semi-permanent, depending on your preference for either a permanent or semi-permanent floor. If you want something low-maintenance or want to keep weeds and pests at bay, keep this in mind as well. If your soil is perfect, you may not even need a floor at all.

If you’re looking for a dependable and safe material, concrete is your best option. However, the ideal greenhouse flooring for every grower is different because of the various aspects that are involved. They cover things like price, accessibility, and how long you plan to use it.