What’s The Best Plastic To Use For A Greenhouse?

Do you want to construct a greenhouse? That’s a fantastic idea for a project! A greenhouse is a building that controls heat and humidity, allowing plants, flowers, and other plants that thrive in warm weather all year to grow even during the winter.

If there are no limits to money or time, building your greenhouse out of glass or fiberglass would be the greatest option. However, what you may not know is that plastic for a greenhouse is just as beneficial (and cheaper!).

How do I choose the best greenhouse plastic?

A certain sort of sheet plastic is required when constructing a greenhouse. The most essential aspect to consider while choosing plastic for your greenhouse is its durability.

1. Durability

The components of your greenhouse will be subject to a wide range of extreme circumstances. It may receive torrential rain, strong winds, or significant snowfall. Because many plastics become brittle with repeated UV exposure, sunlight directly on them isn’t great. Because a single tear on your greenhouse plastic can significantly reduce its usefulness, purchasing a high-quality plastic sheet constructed with the correct material will save you time and money in the long run.

2. Transparency

Greenhouses with a distinct hue of green are no longer seen. The usage of green-colored materials for a greenhouse is now rather uncommon. Most farmers have achieved the greatest effects with materials that are as transparent as feasible in today’s environment.

Take note that one of the goals of a greenhouse is to allow sunlight to reach the plants so they may photosynthesize. This implies that you’ll need as much sun as feasible to penetrate your greenhouse walls. When using clear fiberglass or glass panels, transparency isn’t typically an issue, but finding the correct balance between transparency and thickness might be difficult if you’re utilizing plastic sheets.

3. Weight

The thicker the plastic sheet is, the heavier it is. A plastic sheet has no structural integrity whatsoever. Action plans to apply the plastic sheet directly onto the frame of the greenhouse. As a result, all of the weight of the plastic sheet will be transferred to the greenhouse’s frame. While a thick plastic sheet isn’t necessarily harmful, be sure your greenhouse was designed with the weight of the plastic sheet in mind.

4. Anti-drip and anti-dust properties

Depending on the weather, there may be a variety of reasons why your greenhouse’s effectiveness might be reduced. On chilly days, there may be an imbalance between the cold outside surface and the warm interior of a greenhouse that causes condensation to form on the inner surface of your plastic sheet. Condensate droplets may fall on your plants and upset the delicate ecosystem that you’ve so carefully developed by increasing mildew growth.

This is prevented in some cases by the presence of a natural substance. Plastic with a hydrophilic radical, such as -COOH (or carboxylic acid), prevents condensates from collecting on the plants and instead retains them on the surface to evaporate naturally. On the other hand, materials containing hydrophobic radicals like -CH groups should be avoided because they repel condensate droplets.


Dee is a well-respected business journalist with a deep understanding of global financial markets and a talent for uncovering the stories behind the numbers. With over 20 years of experience covering the business beat, Dee is known for his in-depth reporting and analysis of industry trends, as well as his ability to make complex financial concepts understandable to a wide audience.