PPFD (Photosynthetic Photon Flux Density) is a critical factor in the healthy development of cannabis seedlings. In this educational episode, we explain what PPFD is, why it matters during the seedling stage, and how to fine-tune light intensity for optimal early growth. Learn how to avoid common mistakes like light stress or underexposure, and get practical tips on choosing the right lighting setup. This content is intended for educational purposes only. Tune in and give your cannabis seedlings the best possible start with proper lighting!