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← Hydroponic School Growing Hydroponic Tomatoes: A South African Grower's Course

Tunnel, multispan or shade net for tomatoes
Heat: the real South African problem, and why fruit set fails earlier than you think
Humidity and VPD in plain language
Ventilation: sides, roof vents and fans
Shade nets and whitewash: the Pretoria trial where 18% white net beat full sun
Wet walls, fans and misting: where they work and where they do not
Cold nights, frost and why CO₂ enrichment does not suit a vented tunnel

Structures and climate

Wet walls, fans and misting: where they work and where they do not

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