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La Ferme Urbaine

Greenhouses · 6 min read

Solar hydroponics: producing with the energy of the sun

Updated on August 1, 2026

A hydroponic system relies on a pump, and therefore on electricity. Supplying that energy from the sun is a logical evolution — especially in a climate as sunny as Tunisia's. It is one of the recent steps in our approach.

Why pair hydroponics with solar

The NFT system circulates the nutrient solution continuously by means of a pump. By powering that pump with solar panels, you reduce dependence on the grid and take control of one of the most variable cost items: electricity.

A twofold benefit: costs and self-sufficiency

Lower electricity costs have a direct impact on the profitability of the greenhouse. Added to this is greater self-sufficiency in the face of grid disruptions — an advantage for production continuity.

A joined-up logic

Solar hydroponics extends the efficiency logic of hydroponics: after water savings, energy savings. Together, they shape a leaner and more resilient production.

Frequently asked questions

Is solar power standard on every installation?

It is one of the developments in our recent installations; its integration is decided according to your project and your site.

Is solar enough to run the greenhouse?

The aim is to sharply reduce dependence on the grid and the costs; the precise sizing is studied case by case.

Does solar hydroponics really cut costs?

Yes: electricity is the most variable cost item, and solar power is aimed precisely at bringing it under control.

What happens at night or in overcast weather?

The sizing takes these situations into account; the goal is self-sufficiency without compromising production continuity.

Is solar suited to the Tunisian climate?

Especially so: Tunisia's strong sunshine makes solar power all the more relevant.