Bud Rot, as known in the cannabis industry, is a slang name for Botrytis or gray mold that affects cannabis flower – commonly referred to as buds.

60% humidity is generally considered too high for the flowering stage, especially as the plants mature and buds become dense. While it might be acceptable in the very early part of flowering, maintaining 60% relative humidity (RH) significantly increases the risk of mold, mildew, and bud rot, which can destroy your crop.

Lowering humidity in a grow tent during the drying phase is all about removing excess moisture while keeping the airflow gentle so you don’t overdry your buds. There are some practical methods for you to try.

Most indoor growers encounter some elusive plant growth issues. If you want to find solutions, please contact us for help.