VPD

Key Takeaways (TL;DR) Good ol’ Vapor Pressure Deficit, or as the cool kids call it, VPD. The concept, once largely misunderstood in the cannabis industry,…

The gardening world is filled with trends and phrases that come and go as quickly as they’re created. Sometimes these concepts are thrown around without full understanding, especially with the more scientific processes. One of the most misunderstood concepts is vapor pressure deficit, or VPD, as it’s commonly called.