VPD

Key Takeaways (TL;DR) VPD in your cultivation during flowering affects flower color, aroma and how resinous the buds are when you harvest. Start with this…

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.