Grow Tent Light Guides by Size — LED Wattage, PPFD & Uniformity
How many LED watts for a 2×2, 2×4, 3×3, 4×4 or 5×5 grow tent (60×60 to 150×150 cm)? Real photometric PPFD, hanging distance, uniformity and pot capacity.
- 2×2 ft (60×60 cm) — 115–150 W (~570 µmol/m²/s, 0.36 m²)
- 2.7×2.7 ft (80×80 cm) — 200–260 W (~590 µmol/m²/s, 0.64 m²)
- 3×3 ft (90×90 cm) — 200–300 W (~640 µmol/m²/s, 0.81 m²)
- 3.3×3.3 ft (100×100 cm) — 260–330 W (~610 µmol/m²/s, 1 m²)
- 2×4 ft (120×60 cm) — 200–320 W (~640 µmol/m²/s, 0.72 m²)
- 4×4 ft (120×120 cm) — 300–450 W (~730 µmol/m²/s, 1.44 m²)
- 5×5 ft (150×150 cm) — 450–800 W (~580 µmol/m²/s, 2.25 m²)