Greenhouse vs Polyhouse: What Is the Difference?

Agriculture is rapidly changing nowadays, and unpredictable weather, rains, harsh sunlight, extreme weather patterns, and other factors are affecting agriculture and production in many ways. As the population is increasing day by day, the demand for food is getting higher, and productivity is being affected due to many factors. To overcome this situation, many of us have heard about greenhouse farming or polyhouse farming.

What is a Greenhouse?

A greenhouse is a type of protected cultivation structure which is created for controlled farming conditions, and we do our farming activities within that created favourable environment. We create a protective barrier between our crops and the outside weather to manage their internal environment. The greenhouse can be covered by insect-proof nets, glass, polycarbonate, or plastic film.

What is a Polyhouse?

A polyhouse is basically a greenhouse having covering materials specifically made from plastic polyfilm. It is a greenhouse having polyfilm as a protective barrier. This polyfilm protects crops from rain and creates a controlled environment for farming. Depending upon the type of structure, a polyhouse can be naturally ventilated or a fully environmentally controlled greenhouse.

The easiest way to understand the difference is:

Greenhouse = Broad category of protected cultivation structures

Polyhouse = A type of greenhouse that primarily uses polyethylene film as its covering

Therefore, every polyhouse can be considered a greenhouse, but not every greenhouse is a polyhouse.

Frequently Asked Questions

Is a polyhouse the same as a greenhouse?

No. A polyhouse is a type of greenhouse. The term greenhouse covers a wider range of protected structures and covering materials.

Which is cheaper, greenhouse or polyhouse?

Cost depends heavily on the structure, covering material, size, technology, and climate-control requirements. Polyhouses are often more economical than glass-covered greenhouse systems, but a direct comparison requires comparing equivalent specifications.

Can a polyhouse be climate controlled?

Yes. Depending on the design, a polyhouse can incorporate ventilation, cooling, fogging, irrigation, fertigation, sensors, and automation.

Which is better for Indian farmers?

There is no single answer for all farmers. The appropriate system depends on location, climate, crop, investment capacity, technology requirements, and market opportunity.

Is greenhouse farming profitable?

Greenhouse or polyhouse farming can be commercially viable, but profitability is not guaranteed. Crop choice, production management, input costs, yield, selling price, and market access all influence the final result.